d \ -_\~‘_. ~fl' . ,, . , -_‘J' ‘ .: A. ."r{ . && “-- HISTORY OF ROADS Thasis for the Degree of B. S. MICHIGAN STATE COLLEGE Donald W. Schang 1940 THIS! ' 4 ‘~ 8 MICHIGI Rsm LVIBRARIES 1 1‘ N$TNI Nivel ‘ 1 ; ‘ 'i' ‘1' II " I'i ll 1‘1“|,i.‘|i ‘1“ .01; , ‘ I " ‘W H| i‘ lil "I “4“..&. J1 ' ’II ‘ r 1 ’ ‘l I 1'11 1“ “I II: I i ‘\ 3129301100104 1 i 1' 1 PLACE IN RETURN BOX to remove this checkout from your record. TO AVOID FINES return on or betore date due. DATE DUE” DATE DUE DATE DUE ll \\ MSU Is An Affirmative Action/Equal Opportunity Institution c:\clrc\ddadlnpm3—p.t HIbTORY OF “DADS A Thesis Submitted to The Faculty of MICHIGAN bBAIE COLLEGE of AGRICULTURE AND APPLIED sCIEECE by Donald flooster Schang *._. Candidate for the Degree of Bachelor of Science in Civil Engineering June 1940 ‘ TthIS Acknowledgement The author wishes to thank Professor Hitchcock, of the Civil Engineering Depart- ment, writers of books and articles as are shown in the bibliography, and the United states Bureau of Public Roads, for the help, infor- mation, or pictures which they contributed toward this TheSiSo Preface "Hith so much to be legitimately ashamed of, our modern age should be cheered by the thought that at least in a few points, we are vastly superior to our fore-fathers. Consider, for instance, the matter of roads, bridges, and streets." Following are some passages taken, as was the preceed- ing one, from the article "Some flicked Bays of Hedeival Days", by J. T. Durkin, appearing in September, 1958 Catholic World, describing some deplorable states of affairs in times past. Hodern conditions contrasting to each of these will be evident from personal experiences. "The mending of the wicked ways, so often mentioned in medeival wills, refers not to moral delinquencies, but to the state of the roads. In 1415 there was a traffic jam on the main road thru Darnet and saint Albans because of its being blocked 'with dung, dung heaps, pigs, pig styles, and piles of tinber.'" "Conditions in city streets were just as bad, for: "such streets, by water falling out of gutters-- be holed and founded, to the grate unease of all the king's subgetts." An entered public couplaint read something like this: "Isabella Lucas has and maintains a foul gutter run- ning from her yard into the King's highway, to the nuisance of the peeple." A traveler, John Kedp, about 1600, speaks of "this foule way, full of holes, in union I could find no case; sometimes I skipt up to the waist." At Lynn "it was necessary to pass a law forbidding butchers to slaughter their animals in the middle of the main street. Bridges, too, were in a bad state. "London bridge is falling dovn" is a fact of history and those words could be used for almost any of the bridges of this period. "In many a lonely corner of England there dwelt a monk on a bridge, saying mass daily in his little bridge-chapel, and looking over the slaunchy- ness and straightyness of the structure." As one travels 70 or 80 miles per hour along one of the world's modern super—highways, he is prone to observe his surroundings as they are today, or as he has known them during his lifetime from first-hand observation. How much more interesting life is for us if we cast reflections into the past, as we observe that there is for us to see in the present. Katerial things become much more meaningful to us, in this way, and we live a more abundant, more complete life. To some, in fact to anyone, who has not experienced it, a pleasant surprise is in store at that time when a road means something more to him than mile after mile of monoton- ous pavement. Lith this in mind, I have chosen "History of Roads" as my thesis subject. Having compiled a tentative biblio- graphy from numerous indexes, most of the term was Spent in reading, and preparing note cards from the readin} The thesis body was written from the note cards, reference hair: a) made quite frequently to infornation contained in books and articles read previously. May this brief summary of road deveIOpment from animal paths to super-highways either inform the reader in a general way or lead him to the sources of more detailed information suggested by the bibliOgraphy, so that our highways might become something more to him than mere end- less miles of cold concrete. 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Research (thickened edge)..........o.....o.....o..... rage Proéfioman Roads It has been said that the height of civilisation attained by a nation is reflected in its roads, the arteries through which the life-blood of the nation flows. A chain is no stronger than its weakest link and what link is more important in the chain that binds a nation to strong and lasting unity than a system of good roads? A comprehensive picture of road systems in times an. torior to the Romans is quite impossible to obtain because of incomplete. indefinite information left for us by histor- ians of that period. The first roads were probably paths of animals, beaten thru the under-brush to places where food and water could be obtained. nan first following them prob- ably tended to follow the ridges and high places where forest growth.wns least dense and Where swamps and bogs were scarce; where the wind swept away leaves or snow and where signal fires could be seen. migrations of tribes or families of peeple, in search of places where living would be easier, did much to create pathways thru the wilderness. Conversely, pathways once established, served to encourage migrations of peeple. Localization of natural resources which created a desire in the human heart led to definite, long-distance land routes thru EurOpe before 2,000 B. C. But these roads required no particular specialized effort to construct. They were merely the natural result of trampling of plants and packing of soil by the feet of animals and human beings. Roads as we think of them today are something more than that. Roads might be defined as a means of over-land commun- ication, including paths and highways but excluding streets, Ibioh run within the limits of cities; and we are familiar with them as "ways of travel” which have required some degree of specialised, directed effort, to create. Bond-building requires co—Operntive effort of a fairly high order. The wants of our savage ancestor were few and of an individual nature. He had no conscious need for roads. is he became more civilized, however, and his life became more and more of an Urban nature, the game trail and natural path became inadequate for his commerce and the movement of his conquering armies. Roads of a more advanced character were a natural outcome. We do not know when and where man first began to build roads. Certainly it was some time before the first authentic history was written. Large cities or dense pep- ulatione are impossible without roads. Just as impossible would have been the construction of the great pyramids of Egypt and the Hanging Gardens of Babylon without roads to transport materials and supplies. Herodotus tells us that a I'great king" built a magnificiant road across the sands for the transportation of the materials for the great pyramid, employing 100,000 men for a 10 year period to build the road. This road, ten feet thick in places, was built of. massive stone blocks. Traces may be found today, near the great pyramid, probably the oldest authentic remains of a road surteoed with stone. Roads similar to this one are 'eaid to have been built at the yelncc of Enoseos in Crete. and at Cyrano. Early historians sneak of roads radiating from Babylon, on or before 2,000 B. C. These roads extend- ed to been. Robetnna, Serdis, end Rinevetn. The historian Strebo even syenks of the Bebylon-Kineveth road as being paved with brick laid in a mortar of eepheltumk In the 'Aeeyrian empire roadways were maintained for messengers and the tranegortetion of yroduoe for the imperial house-hold. A road consisting of a foundation ci bricks covered with asphalt and surfaced with limestone and red breccia was built by Nebncnndnezzer in honor of his favorite God, Eerduk., The ancient Persians, Assyrians, Certheginiene, Chinese and Pernviane were all grent'roed-bnilderc. Their works, how. ever. have largely disappeared and the records or their achievements have been lost or largely forgotten. Speaking of the city or Ephesus, on the river Cayster, flowing into the bay of Scale Rove on the test coast of Asia fiinor, dis- coveries made there in the nineteenth century of remains of Persian civilization, included "a marble-paved road 35 feet wide turning northward around Shunt Csreeeus with four diet- inct chariot ruts cut deeyly in it"; were e111 be included later concerning the Peruvian reed-builders. 1Wood, J. J.. ":cdern Liscoveries on the Site of Ancient Ephesus.” mm u PA A nu 0 Via-5i” . Vv—H-u‘l‘rA-w. Al 0 civilisation may be recognized thru its roads, .0 the administrative and military genius of the Romans is reflected best in her highways. Conquests were followed with extensive road.huilding in order to dispense administration or government, military protection and shipments of economic goods to the most remote parts of the tar-flung empire. to have handed down to us quite a detailed account of the manner in which.Rcmen roads were built and used.I This is the first systematic road system or which we have s defenite knowledge. The first of the great Roman roads, and doubtless the host famous, was the Appisn way, commenced in 512 B. C. during the reign of Emperor Appius Claudius Csecus, from thence the name "Apples” say is derived. This road was first built from Home to Genus, a distance of about 142 Italian miles, and later extended to Brundisium, a total distance of 360 miles. It was probably completed by Julian Caesar. shout 220 B. C. the second road was started. This road cros- sed the river her about 60 miles from Home by a great stone- arch bridge with a central spen or 150 feet and a rise or 100 feet. (Evidence that Roman engineering skill was not confined to roads alone.) After conpletion of the Flaminian may, road-building progressed Very rapidly, till at the geight of her glory, about 28 B. 0.. Home hnd traversed every conquered provcncc with a connecting road system which is estimated to have aggregated 63,65d miles. At this time there were 7 main highways which had their begining at the gates of Rome. Besides the two mentioned there nor. the Latins. Salarinn, Valerian, Cassisn, and Aurelian says. Twenty-nine roads in all can be said to have radiated from Rome, reaching out to contact the vest highway network. The complete network embraced, according to the Itinerary of Antonino, 372 main roads. These were known as military, consular, or praetorinn, depending on their purpose or their builder. Milages contained in component parts of the Empire, including only main public hays leading from Rome to the provinces and large cities, are given in the following tables:- Bomsn miles Roman Miles Italy............13.024 Sardinia.............200 Gaul..............9,520 Corsica..............125 dpsin.............7,700 Africa (less Egypt).9,348 Great Britain.....2,597 Egypt...............1500 Sicily............l,362 . Agiaececeeeeceeocee:£EE£l Total 53,658 Ii. In addition to these main public says there was a large milsge of parish roads connecting the public ways with the secondary towns and boroughs, and of farm roads which connect- ed the public ways and Parish roads to the farms and hamlets. The great extent, durability, and solidity of these roads and the ingenuity of their builders has been a source of astonishment and admiration all through the ages. Such natural obstacles as mountains, swamps, lakes and rivers seemed to encourage the Romans to overcome them rather than to offer any discoursgment,a Tepogrephy seems to have obtain- ed little attention, the roads being built in straight lines, thru mountains and across velleys and swamps. Tremendous ex- pense was gone to in order to achieve these un.usual accomp- liehments, but expense seemed an un-inportant factor in the Roman plans for a far-flung, well governed empire. Even sees did not halt progress. The roads were built to the water's edge and then continued upon the Opposite shore. Construction proceedure followed a quite well defined set of "stages of develOpnent", in the majority of Roman reads. A typical method will be given here: Where swampy, marshy, or otherwise unstable conditions were encountered, a wood frame-sork.sas first built. The Joints were made of an Oak that was not susceptable to shrinkage or warping. To protect the oak from the destructive action of the lime to be used later, mixed with other meteriels, it was covered with a layer of rushes or seeds. or sometimes stres.l On this protective layer was laid the foundation, and remaining construction was carried out Just as though it were on firm ground. Total thickness of masonry seems to have been somewhat reduced on the frameasork, however, to reduce the dead load of the road-say upon the wood frame- work and the un-stable sub-soil. . Upon solid ground, limits of the roadsay were marked 40 feet apart, with a plow. Two parallel trenches were dug along these ”limit lines" to determine the nature of the cub-soil and the depth required to get to a solid foundation. Earth was then removed between the trenches to the level of the road-bed and carried out by a porter with a basket on his back. then un-suitshle materials were encountered, they sore renoved and replaced by a suitable soil which was nicely compacted by a tafigPT- flooden piles were driven into the foundation, if necessary, to secure a firm bed. The final, firm readabed was carefully leveled to receive the tattooing materials. nub-soil was else;s carefully reamed, even where the excavation showed that appeared to be a I comparatively firm foundation. The Beddinj Course: Upon the prepared soil foundation there was spread a 4 to 6 inch layer of course send or 3 one inch layer of line and send mortar. This bedding course was to ecoomodete the irregularities in the rough lower side of the. stones used in the first course of masonry. Water for slaking the line used in mortar-making was carried in earthen- ware Jars upon the heads of water-bearers. Sometiues V shepe wooden troughs were used to transport enter from the source of Supplie ' The First Course: Into the bedding course was laid the first course, consisting of two layers of flat stones cemented together with well tentered lime mortar. Ho stones in this course were permitted to be of a size smaller than would fill a man's hand, and the larger stones were srrninged along the sides of the cuuseeey to act as e reteining well. Clay was sometimes used as a substitute for line mortar in cement- ing, in looeleties where line was not readily eveilshle. Al. most any kind or stone was used in this course, its purpose being only to provide solidity. First course thickness varied from ten inches in good ground to 24 inches in less stable ground. Ordinary masons were considered capable or placing this course. For cutting the stone they employed a chisel and mallet, iron wedges, the adse (a cutting tool). and a saw. The Second Course: This bed was made of broken stones smaller than the first course, and mixed with lime. Freshly broken stone were used and mixed with quicklime in a 3 to 1 ratio. When aggregate came from old buildings, however, more line was used and the ratio changed to 6:2. xA rammer was used to strengthen, equalize, and smooth the mixture. The layer was built up to a thickness of nine inches after being rammed. The initial step in laying this course consisted of spreading a layer or mortar over the first course with a rake. The gravel or broken stone was dumped onto the mortar and pounded into it with a temper. hortar was used only in such quantity that voids remained in the surface of the gravel or broken stone to which the next layer would form a eubstant- 1.1 bond. ' The Third Course: Composed of a gravel or coarse sand and freshly slaked hot lime cement mortar, this course is bonded into the intercticies left in the surface of the proceeding layer. The course is placed in relatively thin layers. each layer being compacted with a roller. At the sides, all of the layers of this 3rd. course aggregate a thickness of about one foot. In the central section, thickness is increas- ed to approximately one and one half feet to form the crown. This nucleus material, as the 3rd. course is called, formed the veering surface for the side roads, which were at a low; or level than the central roadway or agger. The Wearing Course: This last course was bedded into the fresh- I: laid 3rd. course within the central portion of the roadway between the side curbs. A crown of about six inches in 16 feet was provided for drainage and drains were provided at intervals thru the side curbs and under the side roads to the ditches. ‘ Especially on the larger, more important roads, like the Appian any, the wearing surface was composed of hard, secretesieting stone like silex or flint-like larva. This stone was cut into the shape of polygons of various shapes and sizes from one to three feet in diameter and about six inches thick. The upper surface was cut emocth.while the under surface was left rough. The Joints were fitted so closely as to be hardly discernable. Occassionly the surface of the road was made of concrete. the side curbs projected eighteen inches above the side roads, and were two feet wide. They were built upon the foundation of large stones extending through the first course, as shown in the sketches. The total thickness of all the courses varied from 3 to dp-feet. The over-all width of the Appian way at the surface was about 36 feet. Typical traffic upon the major highways consisted of the horse-drawn chariot, the lirurious human carried liter, the family coach, the wagon, the pack animal, and foot traffic. Roman infantry used the roads considerably, and the poor 10 Ian's method of travel was on foot, accompanied by a pack animal which carried his baggage. The “side-road" afforded an excellent place for the commanding officers to walk.when .on the march with the infantry. The origin of all great mdlitary roads was marked with a golden milestone in Home, placed there by Augustus. Romans placed milestones along all of their principle high- ways, spaced 1.000 Roman paces (4.861 English.feet) apart. In the vicinity of Rome these milestones represented the distance from the central golden milestone. Beyond 100 miles from Rome and in the provences, the milestones showed the distance to the nearest principle town. The public roads ranked high among the magnificent works of‘Eome. Untold wealth and labor were expended in their construction and only officials of the highest rank sere.considered worthy to be entrusted with the direction of .sork on the important roads. During the ?mpire, Agustus hinself assumed charge of the roads. There are many distinguishing characteristics shich the Roman roads posses throughout their extent. Though un- daunted by natural obstacles, the Romans took advantage of all existing natural conditions in order to make the most of the Engineering knowledge of their time. They avoided cuts whenever possible and they preferred sideohill location to the exclusion of valleys, where foundation problems present- ed greater difficulties. No attempt was made to balance cuts and fills, either in profile or cross-section. Except 11 for side-hill excavation, open cuts were usually found only in rock. Ho explosives were then available, and all rook excavation had to be done by the slow and laborious process of picking and wedging. then rock work was necessary, tunnels were preferred to span cute so that the rock removal would be confined to the necessary cross-section. Among the outstanding examples of rock cats is the one on the Appian way near Terrncine, thru a cliff of marble (117 feet high and 98 feet loci), and on the Flaminian day at the crossing of the Appeninss there is a tunnel of a 984 foot length. Curves required rather large radii because of the long teams of horses, sometimes composed of ten horses driven two abreast. Sometimes short radius curves were required, however, to avoid deep cuts in sloping terrain. As a rule, Roman roads were distinguished by long tangents, undulating profiles, and crowned surfaces. A considerable amount of forced labor was used to build and maintain the roads, and garrisons of soldiers policed them. Senators and others wishing to gain favor and fame, used their private wealth for highway exten- sion and ingrovement, but increasingly the papulations living on or near the roads were required to maintain them. An average Roman military road has been estimated to cost $115,000 per mile to reproduce in the United States in 1926. This calculation is based on an average road width of twelve Roman feet between side borders with two "side roads", each two feet wide and an agger (middle section) of three and one fourth feet in thickness; all built without the aid of 12 statuste labor or legionary soldiers. The estimated cost or the Via Apple as based upon 1926 values in the United States it $300,000 per mile. military roads were constructed by the state and maintained by a tax:asssssed upon real preperty. Such means as donations. statuate labor, and requisitions, were used.to obtain road funds. Before establishment of the public land register, the cost of road and bridge main. tenance was met thru tolls. Parish and secondary roads were charged, during construction, to the towns and boroughs, Iith the help of special donations, and maintained by statuate labor provided by the owners of adjoining preperty.i I ; . .. fi Cross Section of The Appian Way b Cresy 1856) =...-----.-,- .- ‘ _ - - - - ’e- mm, 4.3:.“ N ’ .aro-——---.- 'l- . ob,a', -.". .‘ ,- t“" “ " .,m<‘;b.. 04.‘ 7}}... , , Wfi‘tfr‘g‘fl _, I»? r" . sew “W“ n we :2 a W Cross Section of the erAppien Way ”1%? Fm URI 5.—Crusa- saliva of the Via Apogee 3 )shown by Crosy (0) and [um (I). a __ . A ‘ ,,,, i, I‘ A‘Verso description oi‘ROme and her road system was printed in narch, 1940 issue of WRoads and streets". Being loaewhat appr0priate, it is reproduced here. "That's that Old Caesar Did" "When Caesar took a westward ride And grabbed the Gaule forVRome, that was the first thing he did To make them feel at home? Did he increase the peeple'a loans, No! He dug in and built good roade-. That's what old Cneeer did. He built good roads from hill to hill, Good roads from vale to vale: He ran a good roads movenent Till Rome got all the Kale. He told the folks to buy a home. Built roads their rute to rid. Until all the roads led to Rome That's what old Caesar did. And if our nation wants to be The center of the map, Where folks will want to settle down And live in plenty': lap; ‘ If this broad lend its own ebodea 0f poverty would rid Then let no plan and build good roads, Just like old Geezer did!” The Romans relied upon massive construction in their roads; to support the relatively light traffic, where.ee modern roads are built on the assumption.thet the pavement should not as a wearing surface and root to protect the out- nail.whioh bears the load. This solidity, though involve ins considerable waste material, is responsible for the resistance to disintegration which hen preserved the nomnn roads for no to see, and in some cases use. The system of Gallic-Roman roads leeted from the fall of the Empire in the fleet, in A. D. ‘76, to the middle of the 7th. century. The roads, on a system, disappeared gradually in the following century. Eith.riee of feudalism, Roman reel- iere in any eeeee destroyed to prevent attack of. the enemy. i‘hue under the emetic poletieel condition or the am. as..." mlm‘ m neglected and res“ fell into e etete of general we . 9 , “"o\mfltl'n (can nee man“. u...— . ”2:“...‘x-uuuu et Renee“ ‘1 fl‘ ‘3 -— Ma- . ‘ ’C “' (I... :lnlend went thru e 1400 yeer period e1 negleet end “Mien beginning with the Anglo. leu- inveeion in the fifth 'eentury. These old reede were given Englieh ”I end they are ettributed to a fabulous erigie. Bonn nude in England underwent their Ioret 15 period of decay in the 18th. century when mun used the meter- ill they afforded and destroyed them in order to make turnpikee. These unndieturbed by men became covered with a protective 'earth covering and seem to be little effected by the centuries of neglect. The way the Roman roads benefited human civilization and the magnitude of such benefits are a bit uncertain. Surely one can be safe in saying that they did offer a material aid. At least if "The Glory that was Home“ benefited civilization and if the Eomsn methods of control of a vent civilised empire benefited civilization, then certainly the reeds making possible Rone'e Glory and the unity of Rome with be: provinces, deserve first credit for the benefits of the Roman Empire to civilization. Inca; Roads Centuries before the first Eauropeen let foot on American soil an International highway which might be termed "America's first highway"; had been constructed and was in daily use. This highway, or at least a portion of its 4,000 mile extent through the South.American Andes, was built by the pre-Incen aborigines of Peru, Iometime prior to the year 800 A. D. A Peruvian tribe exercised supreme control over a region extending west of the Atlantic elepe of South America hotneen Quito in Equndor and the river hhule in Chile at the time of the Spanish expedition under Pixarro in 1553. 16 this tribe, knosn as the Incas, had succeeded the Tish» unmooo tribe after the "dark period", 800 to 1100 A. D. The Incas not only repeated, but surpassed the “empire" which had left the beginning of the famed Incan roads, the "King’s Road”. Though known as the Inoan.and and though doubtless improved, extended and maintained by the Incas, the "King's Road“ developed with the Incan predecessors, about Which little can be learned. The only thing that is defenitely known in that they were e highly civilized race, wonderful engineers and builders, and that they left remains of their structuree.to tell us of their civilization. History does not tell us when the road system was started, what it cost, when its idea was conceived or hos much time was consumed in its construction. Conflicts concerning details of the road are quite numerous in various accounts of its history and description. One writer, for instance, leaves one with the impression that they were not more than 3 to 5 feet wide, end shown pictures of them which substantiate this belief. .Anether’writer. on the other hand, speaks of roads 25 feet ride. Perhaps the latter writer is speaking of a "cleared way" including more than the width of the actual pavement; or perhaps the two writers are each describing a different Iection of the road system as it actually existed. at any rate everyone is agreed that this Bouthndserican civilisation did )eeeee unusual engineering and handi-craft skill con- lidering the handicaps they were facing, as will be described presently. 17 These early rend-builsers posessed no knocleflge of Iron or Steel, thet we know of, they possesefl no true metham- cticel instruments. no transits, no congesses, in fact no comprehension of engineering as it is now understood. Yet they built their road thrn a country that presents some of the greatest obstacles. The Incsn highway followed the general line of the Andes from Quito. Ecuador to Tncnmen. Chile with side roads branching off at intervals. “A second road. 25 feet wide and almost as remarkable as the first followed the shore line from Ecuador to Cit-ails"; These builders are famous for the architecture and type of construction in their public buildings. remains of Which can be found at the tresent time cowered with 8 sons- whet protective covering of trepical Jungle growth. Out- standing practice was characterised by e "Cyclopean type", most of which centered in and about Cuzco. Which later became the capital of the Incen Bmyire. no cenent or mortar was used, the wells end bridges being formed of immense stone blocks, sometimes weighing 20 to 30 tons each. These stones were cut, faced and fitted with amazing accuracy. This type construction was incorporated into the roads in many sections and materiel for many of the wells and tuildings most have been transported long distances over these roads. Bond grades in the mountains were easy and accurate. 8 curves were conguted, shelves were been from solid rock, and ravines and cheese were crossed by csusesuye of solid ‘Vcrrill, Hyatt, Scientific American, July, 1930 18 masonry fill, or if they were too deep, by eusPension bridges with cables of wool, cotton, or fiber rcpe. For a great portion of its length the reed nus pchd. much of it surfaced with.esphslt or bitumen, and it use so well built that long Itrctches of it are in use st the present time. (The use to which these roads are put at the present tine is not told. 11 they are used for wheeled vehicles, they must have either been widened to accommodate them or. have been the 25 foot width variety to begin with. If modern use is for peck animals and foot traffic, the 3 to 5 foot widtn.will probelly still sccomodnte traffic.) Like all other great hignueys it had its auxiliary structures. At intervals there were "rest houses, for the traveler. which served also as relay stations for the couriers of the Incas. There were "Imperial Inns" every 40 miles which served es store houses for food, supplies. eluigncnt of the army, or for relief of neighboring villages in case of resins or war; end as eating pieces for the army when on the mares. There was a continuous series of sentry stations, forts, and watch-towers. which incor- porated a system of signal fires, or lights. men were always on duty and messages were transmitted very rapidly. To transmit e message from the Chilean terminus of the road to Quito, about 4,000 miles, ordinarily required about six hours, by this method of signal lights. Important as it use for peaceful purposes, to the Incas, their bigness was primarily a military road. Poser could be easily and quick~ ly concentrated at advantageous points, through its facilities. 19 The roads of the Incas have had the misfortune to inspire a greater number of silly remarks than almost any. thing else in Andean history. The truth lies mid-wey between the belittling statement of the Abbe annal to the effect that they were merely lines of posts intended to guide travel- ers, and the fantastic statement of a modern imdginist to the effect that ”the roads leaped gully from peak to peek and across lakes". Such seems to be typical of the uncertainty of the various sources from which we learn of the fanous Incas roads. There was a fundamental difference between the purpose of the Incas roads and the roads of EuroPc in that period. The nun-cums or purinaacums, of Peru were destined only for official uses; armies, oourtiers, colonists, and officials and burden bearers of the state. The peeple could use them only to attend the established fairs and to return home from them. There is, then a manifestation of the limited Geographical orbit within which the mass of the people spent their lives. On the contrary, vast distances were covered by the emperor, and certain priveleged others, they being carried in a "liter" by state-employed burden-bearers. Mayan Roads Central America, too, leaves evidence of heving attained a noble state of civilization. Between the fourth and tenth centuries, when central‘Yucaten was the home of the great civilization of the ancient Hays, paved roads of rolartably permanent construction connected the main centers of pcpulation and radiated out to the minor cities. Greatest of these roads was 62% miles long. connecting the cities of Cabs and‘Yaxnns. This route was recently explored be arch- seoligists from Carnegie institution. A complete report or their discoveries is published in the Carnegie Institution bulletin of September 24. 1953. This road. long abandoned. is covered by Jungle growth which causes all former msyan civilization to remain quite inacessable. From stuna the road was found to run almost perfectly straight for-43 miles. In the remaining 19% miles, its original direction changes only slightly but four times. Built from 30 to 34 feet wide. the road was kept from 8 to 8 feet above the surface level of the terrains. Actual construction consisted of digging down to hardnpan, (quite near the ground surface in most sections) then erecting retaining walls of limestone set in mortar to the desired road height. Space between these retaining walls was filled with large stones chinhed with smaller ones, and hammered carefully into place. Filling was accomplished in courses, each succeeding course consisting of smaller stone, until the requisite height was attained,,at which stage a layer of finely broken rock was added. After hammering or rolling to a smooth surface, a fine coating of cenent mortar was applied. Workers are shown to have been very careful in mixing, placing, and curing this cement mortar finish. The cement mortar used was a mixture of slaked lime and sascsb. 21 (shits earth, a conglomerate lying beneath the limestone cap-rock of the country) Sixteen of these raised roads were built. It is difficult to be certain of dates when writing of Hayes civilisation because of lack of definite evidence of time of happenings and because of Inch of detailed written history, but it is probable that these roads were built between the 4th. and 7th. centuries by men quite capable of designing these great cause-ways. (It seems that an adequate design for these roads would include drainage through the ”lime- stone retaining salls", but no BICh drainage is mentioned in anything I have read) Having no beasts of burden or Wheeled vehicles, the Haynes evidently built these highways for foot traffic only. Appearance of these roads was white, as the modern Indian name of the ancient stone roads. ”snobs" .o-thite road. implies. They would doubtless have compared in appear- ance with our ”great white ways" of today. The first world-renowned road system to develoP after the decline of the Roman roads, was that of the French. As most of this pregram was carried out under Hapoleon, the era is often referred to as "Napoleonic road-building. Road- building the world over during the "dark ages” (500 to 1150 A. D.) and the middle ages on into the 18th. century was relatively Fretty much at a stand-still. When the Roman £2 Emmire declined in poser the world road system as such, broke down. Different conditions, however, prevailed in different countries. Religious pilgrimages, the crusades, the Journies of the secular rulers, and the high dignitaries cf.the church.all leave cone record of trans-state and trans. continental routes, but the records of commerce are meager. the general tendency was toward feudal government which resulted in neglect and actual tearing up of some of the ancient roads, as a means of grotection. During this perioe the roads and also the buildings of Rome were ravaged to s much greater extent to yrovide building materials and metals than by connuest. fire, or any other causes. Eapoleon become first consul of France in 1799 and began at once to build a system of national roads. In 1804 he became emperor by plebiscite and also crowned himself King at miles, of the monarchy of north Italy. Thus a large part of the former Roman.Emplre, 12% centuries earlier. was again brought under an empire, this ties that of France. The Corns de Pants and Chaussees had been established in 1796, and was composed of engineers trained in the art of road and bridge construction and maintenance, then depoleon demanded and rigorously supported a big road-building program, large accomylishments were possible through the available organization. In 1811 a uniform system of high- way administration was established. the basic principles of which have. to this day, been un—changed. Roads were derided, under this organization, into Imperical and depart- mental routes. Financial responsulility was fixed ugon the federal government and the departnents.- Fourteen Ingerial roads of the first class were designated, leading from Earls to the principle cities of the frontier.- Thirteen Ingerial roads of the second class led from Paris to less inportant cities of the frontier and trohundred and two Imncrial roads of the third class Joined interior cities. These Imperial roads comprised a total or about 17,030 miles. There were 1,165 departmental roads coagrieing about 12,000 miles. The most-Genie, connecting Paris and Turin and the Simplon, connecting Paris with Kilan. Bone, and Eagles, were included in this Rational road system. The French road system is found in history as ranking among the three outstanding road systeus not only because of the fine design incorporated in these roads but also because of the high order of organization required to make such a systes possible and because they serv d an empire of Ouch ingortance; ingortsnt both for its were vastness and important f:r the culture it left for the rest of the world. .The Roman and the American road systems have these points in common with the French systems and no other road system in history can compete for a place with these three outstanding systems because of lack of one or more of these characteristics. The French did not invent a road design which was so far removed from the old Hanan design but what their roads retained some resemblance to the old Roman roads. receive- ness of construction was largely done away sith, materially reducing the unit cost and proving the effectiveness pf en effboient roud~building organisation. Conpnrieon and contrast of road designs. as far as pavement thickness is concerned, can be aunt effectivaly seen, by following the evolution of road crane—8001510128 shown pictoriblly below. Isie' I ~2§ I: §§nnflnwuwwmx fl§‘!“fifiw§g& -._..‘,...4. own 4+ {“3-5. 33 ;+ +a+ fit; z'm-D one< 40..p;vn-‘1.-rn::pa;‘. K. gu§ «9* ' filfllllli§§§llllfi ‘Ikflflnl3§§URB ififi§§fl§hfllflfllfl§§§lfl ANCIENT ROMAN Z‘LANE MILITARY ROAD. L V i “i M“; "(if ‘ ‘05:" 'uo '18-}; fiafi’w" HEAVY- DUTY 2 LANE CONCRETE PAVEMENT. UNITED STATES. I93k. drool-leotione comparing the thickness of road surface. in Ancient and Mbdern tines. Both the Romeo uni French road systems have come down thru history as militery highways. Contrary to general belief. the greatest exyenaituree were mede for road-building programs and the most extensive mileges were added otter the boundaries of both these Empires had been extended to their greatest dimensions. These roads were used for milit- sry purposes, to be sure, but both Augustus end napoleon concentrated on a road-building program which would make possible the aéministretion of e far-flung empire. provide suffecient food for their georle, and stimulate trade and commerce. lusting Repoleon on the question: "I fear popular insurrections due to Economic @suees, though I rm not afraid of polotieel up—risings." in adequate trans- portation system is fundamental to a large nation. to, here in America are prone to think of our highway system as having been built purely for eeonoeio gurposes and to think of the French and Roman roads as having been built for military purgoses only. If we elevate ourselves to a bit more cosmopolitian point of view, we can easily acteot the similarity of purrose of these three great systems. It Hts Just pointed out that far more road milage was added to freaoh ana {omen roeas after conquest had ceased than during ergansion. Cen these lsst-wuilt roads (Comprising more than half the total milsge) be groferly termed purely military? If the United states was to be involved in any kind of we. would not our roses become military roads? Coula not the reeds built in tn Jnitea states by the French to out-wit 26 the British and vise-verse, prorerl; be celled militsry roads? One might argue that tn so early roads were not renlly roads and our real rend oysten began only sith the closing of the torld Ker. Inst is Quite true but I believe that the reader sill agree that tiers is a similarity of purpose common to the three great systems Which is often over- looked; that of edninistrstive and economic control. In spite of this similarity of purpose, because of the inherent preperties of the French and Roman Empires bordering on hostile neighbors, and of the United states, in its present status, being adjacent only to friendly neighbors, the purpose of the road systems of the former tto might be commonly called military and that of the letter purely economic. This latter definition of PUTEOBEQ. however, should always be supplemented by the diens contained in the first pert of this paragraph, shoeing tns sinilsrity of purgose of all great road systems. Eritisn Bonds The earliest thoroughfares in Eritein are in the form of "green Keys”, or trees; :or foot traffic. These were confined to eyes lend in all eases, an more lnrticulzrly to high ground, thus keeping elesr of forests, undergrowth and marshy land. The traveler was taught by herd experience. in the interests of his yersonnl safetV, to keep to area ground, esny from the haunts of mild animals and his still more savage fellow man, and to regard every stranger by the way as a potential enemy. 27 The four faious "Bongo Lars" built in the hritieh Isles by the honnns While trey were in power: Latling strata, The Icknield or dihenild toy, ering etrete, and Reese any, were left to decay mith the dornicll or the Lemon Entire because of the discgpeerence of art end insyiretion which went head in hand with Lemon road-hailding. Cenocquently the material and social progress of Britain was retarded fourteen centuries. Load-building did not flourish again till "stone-breaking screen", as he was known, devised a means of good-road construction. reilure of road-building to pick up again, any quicker than it did, after the Eamon decline, mej be attributed to existing law which compelled each Perish to maintsin its own roads by stetuate labor. but esteinSEmcnt of turnpike trusts and road meio- tenence by tolls seemed to have effected but little improve- meat.- Betwoen 1760 and 1774, 453 note of Eerlaiment were passed, establishing local organizations known as turnpike trusts, to deal with the transport problem. These turnpike trusts were in-effective because they were too smell and too numerous to function effeoiently, as they were set up. A good method of construction was the fundamental lacking element. Condition of the English,Roeds during the "dark egos” can quite aptly be eyprehended by reading a few quotations from Deveroux'e "John London IoAdom": A leayer, writing to his Wife in 1690 says: "The oussex Rays are bad 23 and ruinous beyond imagination." This lawyer attributed the long linbs of the unseen teaches to the constant pulling of their feet out of the and which he concludes "tend to streng- then the muscles and lengthen the bone." In 1736 Lord Hersey canplnined that “the road between this place end London is so infamously bed that we live here in the same solitude as if cast on a rock in the middle of the ocean. All Londoners tell us thntbetween them and us there is an infeasible gulf of mud.“ Revelegh, an amusement place, used to keep a patrol of ”twelve lusty £elloee"to guard their patrons from essult on their outward, and their homewerd way. then returning from a visit to Lord Fitz Eilliem at hentsorth, about this time, the Prince 0! teles's carriage overturned near Hewerk tend rolled down-hill. The carriage was broken to bits when it reached the botton but the royal occupant mirecelously escaped with only a few bruises. Jenn Wenden. born in 1756, was the first man to realize that the develoPment of English natural resources depended upon a coherent system of roads, scientifically planned and constructed. “hen nr. HOAdnm was 14 years old he left his impoverished family in England to live with a merchant uncle in Hew‘York State. he set up a merchant trade of his own, with his uncle’s help, get married, and lived in America for thirteen years. John and his uncle were instrumental in vfonnding the nes‘York Chamber of commerce and John served as its treasurer in 1774, at the age of eighteen years. On returning to England with his family, John soon found a leading place in Public life there. Having always posessed n deep-seated interest in road-building and road construction 29 methods, he directed his energies along this line 01 work. nftcr long hard years of enhnustive work, much of it at his own errense, end after suffering mnny discouraging exteriences with his road-building progr 3s, 2r. insane was finally noticed as n men who posessed cone rend-Building knowledge and *es invited to take entire chtrge of 146 miles of road suggeuersl surveyor, in 1315, at 4&0 pounds her yeer. it the request of the house of connouo he published a book, "Ihe present sgnten of loud-building“, so that better reeds coald be instituted throughout England. This writing was done after roads had been built about Er’stol by ficéden, which aroused interest free all perts of the Kingdom. 0' The principle neon which icndem worked see "That s a? road ought to be COnCiuCrCfi es en artificial flooring, forcing n strong. smooth, end solid surface, at once capable of carrying greet weight end over which carriages may pass without meeting any ingedemcnt.” is he knew from eXperience, that ideal the to be attained only if the ron' is entirely conyoeed of stone to a thickness of about ten inches, in which every stone is broken until none exceeds six ounces in weight. His construction yroeeeiure may be briefly enumed in the following remarks: The road sh uld be flat as possible, with Just enou;h rise in the center to silos rein to run off into ditches on either side. A three-inch rise was advocated on e rend eighteen feet aide. ficddnn did not believe that the weight of 3 vehicle on the finished road, not the width of its wheels (points generally considered very important) made much difference. He held that a well- and. road ought to carry anything without injury. .Traffic pressure was supposed to unite the sharp angles of the stones into a compact mess, entirely impervious to moisture. Any admixtures of earth, clay, chalk, or other material which will imbibe water, was strictly forbidden. wooden considered Tolfcrd'o practice of paving the reed foundation unpneceeeery and too costly. ucddam'o tools consisted of the following: Strong, abort-handle picks: small, Ho. 1 hammers with a face about the sire of a shilling, hard-faced with a short handle; Bakes with wooden heads, ten inches in length, with strong iron tooth, used for raking out the large stones; and broad- mouth shovels for handling the road material. After all of his discouragments and mic-fortunes, McAdam was finally hold in high acclaim by his fellow-men. Ho had finally succeeded in transforming the old, impassable tracks into smooth highways. Coechpbuilding flourished and tho interior of England become Opened up to the outside world. The coach are extended from about 1820 to 1836. At its peak there were orer 3,000 coaches on the road with some 150,000 horses to draw them. About half of these traveled in and out of London. Final abolition of the turnpike trusts did not occur until about 1890 because some of them were turned over to debtors and toll gates were Operated by the new owners as long as any revenue remained for them. Canal dovoloPment hastened the decline of the trusts and their doom was sealed with the advent of the railroad. 51 As late as the first decade of tzis century it was quite common practice, on country roads, to repair all roads in sections. By means of obstructions placed according to which part needed connection the most, vehicles were compel- led to roll in the broken stone. Rubber tires were hardly known at that time, but cyclists were quick to attack road authorities on this practice. Road-rolling is so common now that it is hard for the younger generation to imagine a time when road-rolling was un-known. The first reference to rolling in road material was in 1619, but no practical use of it was made till a horse-drawn roller was used in France in 1787. Parliamentary considerations in England, in 1753 gave priveleges to users of the road it their wagon wheels conformed to certain specified widths. This un-ueual practice reached its climax when wheels sixteen inches broad were exemyted from tolls and vehicle owners with wheels less than six inches wide were required to pay double. One writer of 1764 argued that broad wheels were un—necesSary if six inch wheels were used and the front axle made one foot shorter than the rear one so that a twelve inch truck would he made. The "Broad theel Act” expired in 1765. In 1775 "rolling carts and rolling wagons came into use and it was found that stage coaches using rollers instead of wheels, left the road in a fine, flat, smooth condition.. "ec smooth and clean that even foot passengers preferred them 32 to Iclking in the fields."1 In 1816 a ”tamper" was invented for tamping the road surface, and in 1817, a large, horse- drawn roller was patented. The later history of road-rolling, more common to us, is associated with the steam-driven roller. Such a contraption Ian early described as a "Rotund Robust Robot.” The first steam roller patent was issued in 1859. American Roads For the beginnings of our inland commerce routes, we must look far back into the dim, pro-historic ages of America. The earliest paths that threaded the continent were the streams and the tracks beaten out by our heavier, four- footed animals. Long before the White man, the Indian hunter followed the migrations of the animals and the streams that would float his light canoe. There was one distinction between the animal paths and the Indian trails. The former had feeding grounds for their ternini while the latter connected from abiding place to abiding place; being more than mere random ”Ways", these latter trails comprised a system. If this system could be restored in a chart we would doubtless be surprised to find what a network it formed, reaching out in various directions over the country. No such restoration would be possible, however, because though there are many allusions to tth in our local histories, rhat information we have is scatteredJ M‘ 44 1Roads aul Sty-sets, I‘Jjarch, 1940, mm. 49-51. 33 =.eoeeo pawns was peoam canoe vamp mseespm esp one: 54 Ipager, and inlcfinite. The Indian path-maker frequently ‘narked the way for the white man's thoroughfares and his tork was thus perpetuated in the civilization of his successors. Out of his knowledge came the best rOutes and today the main, most important lines of trauel and transportation cling, for the most part, to these primeval pathways. These 01d trails had a natural.tendency to follow lines of least resistance. In so doing they pierced the Llleghsny mountain barrier in numerous places which can be found in use for highway travel today. Before anything like permanent thoroughfares could be established, a considerable pepulation of settlers had taken up lands in the interior of the states and there had to be makeshift thoroughfares not only for guidance from.place to place but for transportation of immegrant's posessions. These I'traces" as they were called, were merely cleared strips thru the moods, of suffecient width to allow the settler to come thru with his wagons, with "blazes" on the trees to show the way. These ”traces", like the Indian trails, have long been obliterated. Hhssachusetts pioneered by passing an act in 1659 Which decreed that tie "hays" should be six to ten rods wide "in common grounds", thus allo in; suffscient room for more than one track. similar "broad ways" were authorized in Bee York and rennsy Vania in 1664. stumps and shrubs more to be out close to the ground and "suffeoient bridges" were to be built. Virginia was another state to can a early enactment of road legislation. ”Road~mahing" we must remember, is a 35 Iii-leading tern skylied at this stage in history, if we egyly it with the some idess we associate with it today. to must remember it scant simply blazing a trail thru the forests, which travelers could follow, and perhaps included cutting or some of the trees and shrubs. streams proved a serious ' obstacle and the canoe or heel boat gave way to the ”flat“ or barge, at river crossings. The long Philadelyhia road from Lancaster region into the valley of Virginia wee used so early as about 1700. 'dheel tranegortution thus road develooment, had to wait for deveIOEJent of mining to a degree that would bring down the cost of iron. During the revolutionery period a road from the York berrens tnwerd the Potomac, two miles above Harper’s Ferry, Vie. Berkley, staunton, satauge, and Greenbrier regions, was the longest and most important in America. In 1785 Kentucky Legislature made the old hildernees Trail, a wagon road 30 feet wide from Crab Orchard to Cumber- land Gay. Fndless difficulty use experienced on these first unnpaved American reeds. Lites were lost, wagons buried themp selves in smsmps and bogs, and horses were killed, Ingeneous devices such as block and tackle errsingeuents were often used to let loaded wagons down steep slopes or assist the horses in pulling tne loud up. No genuine reed imtrovement was attempted till 1784, the beginning of an ere heralded by Lsshington's letter to Harrison. Lancaster turnpike, the first macudsuized road to be built in this country, was built in Pennsylvania, from .Philadelyhis to Lancaster. (The age when Hchdan was shoeing 56 =.pwam. mgp 0p has opww poopnamox map and: 37 Englandhowx 0 build her roads) hark on this famous American road was started in April. 1792 and completed in 1794 at a total cost of £465,000. Allignment throughout the roed's length was very straight. starting at Lancaster. the road was paved 100 feet wide for acne distsnce, as an experiment, with a View to making it this uidth all the may. Eaveuent this wide proved too expensive, however and it was narrowed to 24 foot pavement, continuing thus to Ehiledelyhia, a total distance of 62 miles. Construction was financed by the sale of stock. Declaration of dividends keying as high as 15; made the road a huge financial success. ’zhintennnce was effected by revenue . collected at nine toll gates. Load and wheel width restrict- ions were placed uyon vehicles using the road, the restrictions depending upon the condition of the road according to the time of year.} The road is particularly interesting from three points of View; (1) It begnn a new period in American transport- cticn. (2) It ushered in an era of syeculation un—heard or in previous history of the country. (3} It introduced American lan.makere to the greet problem of controlling public corporations.) History of road-building in the United States parallels in but few particulars the road history of the other great civilised nations of tie world. In many respects our highways beer but slight resemblance to those of the older countries. Traditions relative to the construction and management of roads which came with the first settlers to this country were practically valueless because the countries from whence they came were suffering for lock of good roads at that time. 58 59 I , . L;One of the first great American roads was the old York road which ran from.Bew York to Philadelphia, built in 1711. The old adage the "The dietary of Roads is the history of civilisation” can well be realized from a study of the history of this old road. "The Indian Trail, the blazed trees, the foot-path. followed by the bridle path for pack.trains, then the rough road for carts and wagons, which were subsequent- ly graded and paved. making a safer and more easy means of communication, are all stepping-stones to higher degrees of oivilixation”.‘t: The first settlers built their roads Lith volunteer labor. then this became scarce, evrry able-bodied man was required to work on the roads or pay a tax for failure to do so. In the last quarter of the eighteenth century, road- building was accomplished by chartered companies. replacing the nnpsatisfactcry "forcedolabor" methods. Upukecp was financed by tolls. Hundreds of miles of roads were built in New York State and in some of the Eastern states, of thick, wide planks. While the planks lasted the road was good, but they decayed very rapidly and for this reason the method, proving nn-successful, was gradually abandoned, As a rule, tolls proved un-successful, some of the companies losing money. Tho "Turnpike Company" was gradually superceeded by the restoration of the forced labor system. This became almost 1"Progress of Roadbuilding", Yearbook 9; g; __._ Degt. 2£_ngziculture-.1899, pps. 367-380. 40 :ooom was econ one seemed maeefla esp manna: .b. 04 .1‘111 41 Ilivorosl.until about 1890, each county caring for its own highways. In 1828, with the advent of the railroad many people thought there would no longer be any need for public roads and the national roads were abandoned. rublic roads were neglected. in general, almost completely, for several decades. Not until four years after Indiana's admission to the t Union was any definite system of roads projected within her borders. In 1820 there arose new reasons for the Opening of highways. The fast tract of land knows no "The New Purchase” comprising a good portion of the state, was thrown open to settlers in that year. In 1820, 26 state roads were prOJeoted. During the following ten years there was much legislation on the subject or state roads, showing the importance they held in peoPIc‘s minds in those early days. Revenue and labor for Opening and maintaining these new Indiana roads was from three distinct sources. (1) Thru three percent of the monies derived from the sale of Indiana public lands. (2) A road tax levied upon real estate (ether was allowed to "work out” his tax on the road) (3) Every male inhabatant except preachers and certain other exempts. between 21 and 50 years of age, was required to work two days per year on the r ads. then called out work must be done or an equivalent there-of must be paid. réi:ihil legislative inactment was only a first and very in- adequate step, hosevcr. because of self-seeking and lack of coonomy in public works.} After the "highways were cut out" 42 they were highly impracticable and many cases were noted where they became useless because of a second forest growth. Vast areas were nothing but swamp which the streams never fully drained. * at of the year a Journey over the roads was simply a slow, laborous wallowing thru mud; the boss were passable only with corduroy and often the poles comprising this had to be weighted down with earth to prevent floating away when the swamps waters rose. A description of conditions by one traveling thru Indiana at the time would probably sound something like this; "As one proceeded he must tack to right and left, not to find the road. but to get out of it and find places where the . and see thick enough to bear. The way was a most ill- looking, darkncclored morass, enlivened by streams or pururer mud (the roads). crossing at right angles. And these streams were thick-set with stumps out Just low enough for wagons to straddle. Innumerable stubs ct saplings. sharpened like spears by being shorn off obliquely. waited to impale the un-lueky traveler whc.might be pitched out onto them; and the probability of such accident was con. siderable, as the lumbering wagon plunged over a succession of rute and roots.'!LFollcwing are lines written by a migratory wag in the register book of a Franklin, Indiana tavern: ”The roads are impassable-«hardly Jack-aeeable; I think those that travel 'em should turn out and gravel 'em.”z 1% wagging 9!; History, March 1907, p. 15. I Ihid. 45 N Sueh were the characteristic conditions of Indiana’s early ; thoroughfares. her only means of inland communication. ._ I :Z/That they impeded growth and handicapped commerce is obvious. The difficulties overcome to build up the road system as it is seen today, less than 100 years after the days of these "wicked says“ is evidence of, and exemplifies .l the ambition and sturdiness of our American fore-fathers.: ’/ The first 25 years or the 19th. century was a period when various states and sections of the country were in general rivalry for the confluent of our new western trade. The Cumberland road (to be treated later), suddenly sprang into being, and Ees‘York state built the Erie canal. In rapid succession.£ennsylvania, haryland, and Virginia‘ sent their canals into the Alleghanies toward the Ohio. With the coming of the "iron age", about 1826, land trans— portation on wheels took to the rails and the roads were looked upon as a secondary means of communication; merely connecting links to centers of greater transportation systems and not worthy of very much attention. It has been written that increases in road-building or road-improvement activity can be attributed to four main forces: (1) hettlement of new land (stageacoach days). (8) Invention of the bicycle (late 1880's) (3) advent of the auto (government road survey of }90§},and (4) Advent of motor-trucks and buses (1914 cuff its have seen hos the first force effects road extension. The cyclist did not have a very decided or ride-Spread effect. he shall see 45 the effect of the remaining two forces, later in this history. It was not until the auto cane into existence, in 1835, that highways really steited back to their ”place in the sun”.vl Famous Poineer Roads Tune fer. American road history, in this paper, has been deelt with in a general sort of way, chronologically. not let ne consider some of the more important Poineer rcnde from a more individualistic point of view. Each. inltcn‘e read (1754). Braddock's road and Eilderness road (1775), Genessee road (1794), Cumberland trail (1308). hdehigan.Boad (1826), and ”The Trail of the Spainiard”, will be treated individually in this order. This order of H treatment is according to the year the roads were in procese ef eonstruction and has no bearing upon the relative importance, Value, extent, or significance of the roads. Any of numerous other famous American roads might have been chosen for this individualistic description, but those ehoeen tend to give a rather typical cross-sectional view, so to sneak,of American Iioneer roads, and were chosen for that reason. Waflhingtonfe road was built across the Aleghanies in 1754. from Cumberland heryland to Pittsburg, Pennsylvania, Between these two cities, Braddock's road and Cumberland road may also be traced. In some places all three of them coincide. Built over the faenus old Indian trail known, during the first half of the 18th. century as Remocolin's path, Washinimon’e road is so-celled because it was first Opened by Washington as a means of transferring his armies. The road was un-paved and merely a widened path cut thru the foreste with provisions made for crossing streams and enampy places. Braddock's road, ale: across the Alleghanies, was built in 1755, the year after the Eashington road. Few roads ever cost so much, ever amounted to so little at first, then finally played so important a part in the deveIOp- cent of any continent. Throughout the latter half of the eighteenth century it was one of the main thoroughfares into the Ohio Valley, and during the first of the 19th. century, when our government built our first and greatest V "highway, Cumberland Road, the general alignment of Braddock'e Road between Cumberland, Maryland and Laurel Hill, the last range of the Alleghanies, was the course pursued. In certain localities Cumberland road was built upon the very bed of Braddock's road and Braddock's road was built partly upon Washington's road, which followed the path of the Buffalo, Indian, and mound-building aborigines. Howhere in America can the evolution of road-building be studied to such advantage as between Cumberland fiaryland and Union- ville Pennsylvania. Braddock's road was built for English military purposes in fighting the French. As early as 1796, importance of the road was recognised by haryland and its legislature passed laws with reference to straighten- } ing and improving it. More such acts came in 1798 and 1802. It is difficult to say when Braddock's road, as a route, ceased to be used, since portions of it have never 47 been deserted. The rough track of this first highway westward may be followed today at almost any point in all its course between the Potomac and the honongahela. The great caravan tracks, caverns and gullies along this track speak for themselves of the suffering and dangers of those who trsVeled it at the time when it offered one of the few passagedesye to the vest. A.traveler in Uniontown, Pennsylvania today is within striking range of Braddock's road at its most interesting points. A six mile climb to the summit of Laurel hill, near Washington‘s spring, brings one to the old road. EA delightful drive along the summit of the mountain, northward, brings one near the notorious 'Dunbar's Camp' where so many relics of the campaign have been found. many may still be seen in the Hhuseum of the nearby Pa. soldiers orphan's home.”1 Junonrille'e grove, about one fourth mile up the valley, and the View from Dunbar's camp should not be missed. Braddocks body lies less than one mile eastward of chalk hill, beside a brook which bears his name. The naming of cur highways is an interesting study. bike roads the world over, they are usually known by two namee:-The destinations to which they lead. The Genessee road, for example, a famous old road in New York State, is“ known es the Genessee road in the Eastern half of the state, 1Archer Butler Hulbert, Pioneer Road! 48 end as the Albany road in the western half. Few roads named after their builders, such as Braddock, Forbes, Wayne, Marin, and Boone, preserve their original names. One road, however, The Wilderness road to Kentucky, holds the old time name with unpdiminished loyalty. Every gloomy description and vile worl ever spoken for it still holds true today. The road extended from hatauga settle— sent, on the Holston river, Tenn.. to the mouth of Otter creek on the Kentucky River. It was completed a month before Open revolution at Lexington and Concord and has been variously called Boone's trail, Kentucky Road, and Virginia Road, but its common name, and the one that persists today, is Yilderness road. It has been termed "the longest, blackest, hardest road of pioneer days in America." Wilderness Road Opened for the "Transylvania Company" a say of settlement of the "splendid lands of Kentucky". The original Boone's road was of little consequence other than it offorded a possible route into new territory. The nountaneons portions of the road are the picturesque ones as well as the historic ones. The sigcsag pathway thru Powell's Valley and Cumberland Gap can never be effaced. Cumberland Road, as are those previously described, was not paved, and provided primarily, only means of obtaining preper direction, and means of laborous travel thru the sildernees without cutting one's own trees. Genessee Road, previously mentioned, began at Old Fort Schuyler, new York, and went Eeetward "in a line as 49 Wilderness Road 50 nearly straight as the situation of the country will admit." It was built to the Conessee River by a law passed in 1794. In 1798 a law was passed extending it to the western bound- cry of the state. It forms the main streets of Syracuse. and Utica, the two largest cities thru which it passes. It is called Genessse Street in both of these cities. ”The Old Genessee Road passed thru a country as romantic and beautiful as heart could wish to see or know“1 Construction was of macadam in some sections and in others it was plank. A few years after completion, the Erie Canal one built, roughly-paralleling it. Local people heartily dis-favored this experiment (the canal). Bad as the Genessee road was, in set seasons, they thought that it could not be battered. So poor were the roads leading into the region of the canal at the time of its construction, that contractors were compelled to do most of their hauling in winter, when the ground was frozen. Bad roads were blamed for delay in progress on certain portions of the canal. Cumberland Road, best known in some parts of the country it crossed as "national load", was built free the Potomac to the hississippe, passing thru maryland, Pennsylvania, Ohio, Indiana, and Illinois, at a cost of £7,000,000. Build- ing of this 700 mile highway, our first national road, was one of the most important steps in that moment of national expansion which followed the conquest of the west. By 1829, the road, having been subjected to heavy travel, was 1Archer Butler Hulbert,Pioneer Roads 51 .psesflsemwe .11 O H C p d eHo>mmed kafluanog Has no chum egg mamoem acooq 52 badly in need of repair. Repairs were made by the macadam system to insure effeciency and permanency. Pavement of the old road was broken up and all stones were removed. The road-bed was raked smooth and made nearly flat. Ditches, drains and culverts were cleaned and made so that water at no place could stand at a higher level than eighteen inches below the lowest point in the road surface. All stone was reduced in size not to exceed four ounces in weight. It was spread on with shovels and raked smooth. No clay or land was allowed to be mixed with the stone. Stone was, spread in layers about three inches thick, admitting travel for a short period on each layer to compact it, interpoe~ ing such obstructions from time to time as would insure uniform travel over every section of the road. horkmen were kept in constant attendance to rake the surface when it became un-even by wheel action. 20 stone except lime- stone, flint, or granite, were'used. Thickness ranged from six inches minimum to nine inches maximum. no covering was placed on the road-bed until it had been well compacted and thoroughly dried. Bids let for preparing the roadway called for clearing a Space fourty fast each side of the centeraline, and grubbing out all stumps and roots for a distance of 20 feet each side of the center-line. The road was built by the United States government under the supervision of the tar Department. The last apprOPeriation was made flay 25, 1838, carrying the road into Indiana. About 1830, completed portions of the road 53 54 fall into the hands of the states thru which it passed. Individual states then set up toll gates to obtain main- tenance funds. The total of maintainence funds thus derived, from 1831 to 1877 inclusive, was $1,139,795.00. The old road carried freight, passengers, and mail. stage-coach and tavern histories blend with the history of the old road into a romantic, thrilling, chain of events that is the real history of our America during that period in the locality which the road serVed. Monumental relics of the road remain for us today in the form of ponderoue stone bridges such as those at Big Crossings, hmithsvills, Pennsylvania, and the artastic 3 bridge near Claysville, Pennsylvania. About 1832 work on the road ceased abruptly, for the building of the rai1road dampened the road's futur prospects. In mournful conmoration of this circumstance, a contemporary poet wrote: "he'hear no more the clanging hoof, ' And the stage.ooach rattling by; For the steam-king rules the traveled world, And the old Pike's left to die." The old pike is perhaps even now haunted by this poet's roving ghost. If so, he sees the white stretch of concrete ' (the modern pike) with its stream of rutber tires twenty. four hours a day. Their piereeing head-lights show nothing of the Conesota wagons, or the picturesque, swearing, hard. fighting teamsters, however. They all passed on with the Old Pike of‘history. 55 Inuummpem Haop as pom mmpmpm Hedsflpaan 56 The hichigan Road depended for its existence upon a deal made with the Indians. Prior to 1826, the Potow- , atoms Indians owned a strip of land which crossed the north- are part of the newly admitted state of Indiana. There use no means of overland communication between the white settlers of the Ohio Valley and the white peeple of Hichigan settlements. Congress therefore authorized a treaty with the Indian tribe, it being agreeable to every- one, which would provide a right-of—way for a road. A treaty was made and the Indians ceeded a strip of land "commencing at Lake Kichigan and running thence to the fiabasthivcr, 100 feet wide, for a road, and also one section of good land, contiguous to said road, for each mile of the same and also for each mile of a road from the termination there-or, thru Inlianapolie to some convenient point on the Ohio River. .1 Indiana was authorized to build the road, which she built, from Lake Tichigan, in a generally southward direction, passing thru Indianapolis with its southern terminus on the Ohio at Hadison. For years it was, in effect, a national highway. tell built for its generation, the flich- igan Road was 24 feet wide, consisting, in sons partl, of one foot square seasoned oak timbers, 20 feet long, covered by one and a half feet of soil taken from ditches beside the road. Importance of this road is second only to the I't‘iemour Dunbar, _A_ History 9; Travel in. America. 5? Cumberland Road, as a vein of travel for the whites during the era proceeding the general appearence of the railroad. Though in 1908 such a thing seemed to many only a fantastic dream, Ed Fletcher of the test, being impressed by the lack of a lateral southern route connecting the two oceans, determined to attempt a paved highway, connecting San Diego, California, with the Atlantic Ocean. About the same time an enterprising group of men in Mbbile, slabs-s were looking at possibilities of a road from Florida west- ward to the Mississippi River which would reduce their dependence upon the railroad and water transportation for economic purposes. (Procuring labor and raw materials,etc.) Seeking a name for an association.under which a flag could be flown for their mutual support, several southern states near Alabama decided upon ”The Old Spanish Trail". Seeking State legislative aid financially, the association stood still for siz.years. (1916-1922) Every state approached by the association deemed the plan a "senseless undertaking". Finally San Antonio, Texas became interested, for economic reasons, in the purpose of "The Old Spanish Trail," and the three groups: Far hesterners, Southerners, and Texans, became closely knit for a common purpose. After securing aid of the United States tar Department, the association was able to approach local authorities with promise of federal aid, and in this way secured action. Bridges were built in the 500 mile stretch of rivers and lowlands between Orange, Texas and Penecola, Florida, reducing the total 59 miles of ten-1.8 to two and one half miles. Today (1929) there are only two ferries remaining, ‘from coast to coast, and they are due to be replaced by bridges soon. In 1929, $70,000,000 had been spent on the road, but it has meant fortunes to the land it traverses. the heavy burden the southern states had to bear during its construction, has amply repaid them. ”Did Spanish Trail", now U. 8. 90 from Florida to Texas and changing to 0.8. 80 from there on to California, is one of the greatest of the scores of modern American highway units which gives America the greatest highway system in the world. “It can hardly be explained why the great motor. vehicle interests, alert in business and devoting their energies to the perfection of the motor vehicle, should tax their ingenuity to perfect a machine which will withstand 'all sorts of deplorable road conditions, without expending some time and energy on the roads, which are so primarily essential to the success of this mode oftransportation.'1 There have been five reasons set fourth for lack of road- building progress in the United States up to 1903. They are: (l) Excellence and rapid develoPment of the railroad and waterway systems. (2) Our long familarity with‘bad roads and the indifference of those in charge of highway affairs. (3) Lack of appreciation of social, commercial, and economic pvalue of good roads and fear of increased taxation. (4) tasteful and ineffecient system of "forced.labor” roads. (5) Lack of general authority and general supervisiong non- equitable cost distribution, and lack of business methods in highway construction and maintenance. 59 Ideas and theories of preper road design and construct- ion change quite markedly from time to time, and sometimes quite rapidly.. Some points set forth as being good read practice in l903,for instance, follow: "1., It is desir- able for many reasons to preserve the old dirt road alons.. side and parallel to the surfaced road, whenever possible.. 2.. It seems wise to recommend, particularly for level country where material is scarce, the building of gravel and macadam roads from 8 to 10 feet wide.. 5.. A common but erroneous impression prevails, that when a road is once macadamized,,it is finished and will last forever.. A road needs constant attention, and unless it receives it,. will'dis-integrate.73 These points, though sound for their time, are obviously a long way begind the modern conception of road.building.. Indian Trail to Turnpike 4} Archer Butler Hulbert, in his ”Poineer Roads, interest- ingly describes American road deveIOpment in a general way by classifying the various stages of deveIOpment of any ‘ particular road as "blilg'trail',VPack saddle era", "Eagon etege', and “Turnpike. I believe that what little repetition will be caused by summarizing hr..Hulbert'e account of turnpike evolution, will'be well worth—while. _ The first evolutionary phase was broadening of the old Indian path, or "blind trail", by mere passing of uider A 1(Proceeding page) 0:8a Dept, of Ag: Yearbook, 1905. 2% pps. 453-61 . .cue maddem xosm on» Mo .Aseaea wage a“ cemoapnes pom. mocha senses: \ 61 loads thru it. This blind trail, having houses a little rougher and a little wider by more use, became the road of the ”Bach saddle era". about 1670 some of the Eastern states passed legislation for road betterment, which simply meant cutting of stumps close to the ground, clearing fallen logs, and perhaps widening or straightening the roads a bit by cutting trees. Loosely it may be said that the widened trail became a road uhen wheeled Vehicles began to pass over it. Carts and wagons were common in the Atlantic states as earflly as and earlier than the American hevolution. By 1785 freight traffic by wagons had fully begun across the Alleghanies at many points, thus the pioneer roads had reached their "wagon stage" of development. (merely a path thru the woods suffeciently wide to permit passage and meeting of wagons. Each year the wagon roads grew longer and the bridle paths grew shorter. Wagons could not climb the knolls to keep on high ground, thus avoiding the low, wet, soft spots, so the grounds were made passable by ccrduroying (laying logs closely together to form a solid road-bed) where it was not possible to go around them. fiemains of these old wagon tracks today are caused by the deep impression into the earth of the continual packing effectof the hard- tired, heavy wagone.z:lt is difficult, in this age of hard surfaced roads, to imagine what it meant to get stalled on one of the old "Hog Eallow" roads of the frontier. "Jonathan Tyson, a farmer, is much difficulty in going to Philadelphia p \ on the York road. a dreadful mire of blackish mud rested 62 near the present rising sun village. Tyson saw there the team of ur. dictum stalled. In endeavoring to draw out the foreehorse with an iron chain to its head, the chain slipped and tore off the lower Jew, and the horse died on the spot." :]Chsrles surrey in his "Travels in north America, tells of road conditions as he observed them in Virginia: Speaking of the type of soil of nhich the road was composed, hs says-”I am sorry that I was not suffeciently acquainted with chemistry or mineroIOgy to analise that wonderful clay and state its constituent parts; but if I were now celled on to give a receipt for a mess most nearly resembling it, I would write: Ordinary clay, 1 pound, Do pitch, 1 pound; Bird-lime, 6 ounces; Putty, 6 ounces; glue, 1 pound; Red lead (coloring matter), six ounces." He continues with: "Whether the foregoing, with a prOper admixture of hills, holes, stumps and rocks, made a satisfactory draught or not, I will refer to the unfortunate team. I, else! can answer for the effectual application of the second part of the description, according to Joe Miller's version of 'When taken, to be well shaken.'” [A heavy load could not be sent over e frozen pioneer road without wrecking the vehicle. The era of change of American vehicle from pack. horse to stage-coach must be termed that of the macadamised road or "turnpike” (turnpike road is one on which tolls are charged for its maintenance). This type road was‘wider than any single track of any of the routes they followed, though 30 feet was the average maximum breadth. This ‘ 63 turnpike age of roadbuilding saw many roadways widened and macadamixed, The bull:or widening and grading, done by ltates or counties, was on roads that remained dirt roads. The new macadamised roads were relatively few and far between. Stagecoach travel over any but the few good roads, was 1030 comfortable than pack-horse travel had been half a century before§lfljr the Virginia roads of this era (not necedamixed) Thomas Hoore wrote: Dear George! Though every bone is aching, After the shaking I've had this week, over rats and ridges, and Bridges nade of a few uneasy planks, In cpen ranks Over rivers or mud, whose name alone . would make theknees of the scaled-man rocktl It in said that chases across the road to the depth of six, eight or ten feet occurred at numerous intervals. Federal Aid Road-building by the states in the first years of the present century presented many menacing problems, some or them quite serious from the stand-point of a country of fine roads. The state line was often the end of a fine state road, the traveler encountering a road in a deplorable state of repair at that point. Connection of roads at state lines to make long, effecient, inter-state routes was practically impossible because of the lack of a central 64 9. :3. w. a. clan..t~.ee u..lee.llm. 55 organising_authority to plan such long routes in a systematic way. States with a very sparse pepulation could not compete Imth the road-building programs of more densly settled states. the increase in auto registration the country over, from 1900 onward, evidenced new needs for more and better highways. Realising the plight of the roads and the emmensity of the situation, the federal government entered the field of highway improvement and in 1916 passed the Federal Aid Road Act. $75,000,000 was approperiated to be matched by an eeual amount from the states, for the construction of rural post roads over a five-year period and $1,000,000 per year for ten years for roads uithin or partly within the national forests. Each state was required to have a responsible, central highway department with the requisite powers and funds to carry out the program. All of the states complied with the terms of the act and these preliminary steps were practically completed, and a vigorous road action ‘Iss about to take place, when the United States entered the Vorld war. at the close of the war arraingements were promptly ads for the vigcrcua persecution of road work in all sections '0! the country. This was done not only to repair damage ‘Irought by heavy traffic during war-time when maintenance ‘opsrations were few, or to provide adequate transportation resilitiee for the expanding needs of agriculture and .industry, but also to provide employment for those who would otherwise be umemployed during that transition from war to Dense-t ins. 65 To facilitate Operations, congress appr0periated $209,000,000 in addition to the $85,000,000 provided by the original set, for the extension of road construction in co-Operstion with the states, and some important ammend- cents to the not were also made. Definition of kind of roads that can be constructed was greatly broadened, and the limitation of the federal contribution for any one road was increased from $10,000 to $20,000 per mile. Ho formula held good for the type road to be used in every part of the country. Swampy territory, for instance, requires a heavy read. some reactions, on the other hand, such as are caused by heavy traffic, require only light proads if in certain sections of the country where soil conditions are proper for such construction. The United States did not actually commence the road- building pr0gram that was to make her road system one of the three most outstanding in history, then, until World War times. She was about to begin in 1916 but her plans being interrupted by the war, she resumed her road-building operations on 076“ t*1arger scale, immediately after the armistice. Total road milage at the present time is about 3,000,000 miles-oogood, bad, and indifferent. 71% of this silage is unaimproved in any way, being little better than the Indian trails. 10; of the total is drained and graded. 17% has some sort of impermenant surfacing; only about 2% of the total represents year-around, all-weather roads, made from base to crown according to most thorough 67 68 3 scientific highway engineering. ifhe graph shown on page 69 indicates the rate of road.milage increase since 1914 and the increase in auto registration presents itself as having s bearing on road milage increase. Of course the guestion could be asked here: Did increase in auto registration lead increase in road milage, or vice versa? Though there is no proof to offer for the statement, it is quite obvious that demands were created by the motor car for good and safe roads and that increase in hard~surface road milage is an effect rather than a cause. - - Notice the road milage bar a) graphs of the following pages.:/ Super Highways The World Over Modern needs for quick, safe, effeoient transportation from town to town, and the enormous pepulations to which many cities have grown, requires every-day improvements and extensions for the highways of the world. Research is carried on continually, the world over (especially in the United States, the world's leading road-builder) in an effort to devise ways of making an attractive highway that is cheap- er or safer, so that grovinj highway demands will be satisfied. The super-highway, Which is the last word in highway circles, has made its appearance in several of the more advanced countries. Super-highways in this country will not be described here because it is assuned that experiences of the reader, together with the information gleaned from the next paragraph on the German super-highway will give the +69 7 a c I“ "* & vi \ H c § N. °>'\ L. s ‘3 g,“ *1; :3) : § ’\ b 0x 0 0 (t “t K K a ,3?» h ‘o N : g LL- ‘r‘. a» . h e? I e e :3 3 '4 ti §> .' e t I: X i h . ‘ § l- °>. -§ : fi’ \ . . . OJ :: ‘5 :* $1 a“ he . W e .. vial/oi” ml 0.1]? 003va aria/6‘94 a/‘wau MAW g hr 1 ‘- 19 ‘ ‘ I? \ B or g ‘3‘; j ‘o 0 ' T t '6‘ 3/.4‘2' /0 Spflksovvf/ lit/t SPDOJ 30/403 42mg 1 I s T Q $13: $1 3 _. The next page is devoted to a bar graph showing mil- nge increases in paved roads, graphically. The page is self-explanatory except for an caplanation of the "Low type" and "High type" roads. These types are both hard surface. The low type includes eater-bound macadam, tar, gravel, etc. The high type includes bituminous concrete, concrete block, cement concrete and wood block in.bridge paving. How long will it be before the red or black bars become longer than the green ones?! Data was obtained from Statistical Abstract; 9; the Us ted States, 1932 and 1938, under the headings oi Ester Vehicle registrations (for graph on page 69) and Rural 3086.8. 71 «ibbcw .W.\~ VKBXW Lb“ w\.\\hxbo\~k\fim lgx DON o o o as.“ . 00m. A. ook soc «ssh 09w look coo 6.3 8o .e . com. oco \occv .. 036th cos .0093... sex ”a some one .ohm .m one s 30 .cch m I 8‘ 99m 5‘ 9/!” p001 jm “fmf‘p .3. ‘t‘“‘."",.?" “11;...9 a . g z ».A.‘ "kg; :1 C ._.L 't‘ ‘ ‘ N , , d I _ _é.‘..,‘. f' “'-“.“' ’ "-‘r \ ’~ ~ 5.. 3 e a. 72 reader as good a picture of them, if not better, than the Deeps of this paper would permit hers. Advanced super- highway design in this country is largely confined to the proximity of large cities, where the clever lea! intersections, grade separations, and intricate systems of traffic signals make one sense that he is observing the ultra-modern highway. Practically all of the principles embodied in the described German design are included also in the American super- highway. at the present time there is a system of modern high- ways under construction by the WReich motor Road society" of Germany and supervised by the "General Inspector of German roads". There are two independent roads to each highway, each 25 feet wide, separated by an unpaVed strip, 17 feet wide planted to shrubs to prevent head-light glare. No crossings at grade with other highsags or railroads, are permitted. Connections with other roadwafs will be made at special "motor road stations." The road will be harmonised with surrounding landscape and curved somewhat to prevent monotony. The two parallel roads can be planned at different heights. Constructed for a speed of 125 miles per hour and a sight distance of 2,300 feet where possible, the radius of curvature in flat country will be not less than 6,500 feet. Curves will be super-elevated, but not more than 5%. Surfacing will be of tar bound or bituminous macadam, cement concrete, or ordinary paving stones. One or the ideas involved in construction is to employ as many workmen as 75 M 9 j j . I I .0 .bY-‘zl . ‘3 n ‘ n t " . I ’ - 1.0.1 In, . You n y ‘ ,pI o u~5h A.-v lo" ... nu. .. r. ’Vu'v . .Jru .. .l \‘-\‘ .v r. .a a w. _. :1. a. u... 2.. . \ . Leer... ‘ 4.1 O in: e 0‘ 1.1 0 I“ I1 . . 53$.” 1. . . immes . . ene- ele. -. nth-J1. e. a. .- .\. eeuifien4. ....... . v . ..e\.lll .93...» ..... i213 . (flaws... 74 possible and to use only home materials. A 700 mile highway has been built the length of the Island of Cuba at a cost of $100,000,000. There are no railroad crossings, there being seven underqpaeees and 26 crossings over the railroads. There are no greater grades than 5% and no turns with more than 4% curvature. many expensive cute and fills were necessary to maintain a direct route in the rugged country traversed. It is thought that this is the only national highway with grade-crossings entirely elemineted. Peculiar and often massive structures were necessary for bridges, grade separations, certain fills, etc., to care for semi-trepicel storms and seasonal flooding. ‘ such descriptions of famous modern highways the world ever, could be given without end. Such descriptions would be boresome repition, however, and were more time available in Which to prepare this paper, much time and weight would be giVen to various designs of modern pavement types. A.picture shoeing beneficial effect of the thick. ened edge in concrete pavement design can be seen on the next page. As road design would offer more than enough material for a thesis in itself, and as time which can be allotted to writing this paper is consumed, we must be content to have followed, in its most skeleton form, the progress of man's road-building from the animal paths to the super- highway . 75 I l u If." \. 0! 0.. . . \ . . . u 5.x. . . “3, § I .OH- . \Hbl. ,.. 1 . ......eh - .. pals? . 8... (v. Bibliography American Roads Annual Reports 9: the Department 2; Agriculture, 1919. Barry, Richard, "The Old Spanish Trail", Borld's Work, September 1929, pps. 65-69. Brummitt, "The Super-highway", The American City, January 1929, pps. 85-88. Dunbar, seymour, "A History of Travel in America", P138 0 446-48 0 Eldridge, Haurice 0., "Progress of Roadbuilding in the United states", Yearbook of g. E. Deg't 3: Agriculture, 1899, pps. 567-380. Evans, Hainwright, "Covered bagons to Rubber Tires", Outlook, August 28, 1929, p.686. Hulbert, Archer Butler, "Braddocks Road". Hulbert, Archer Butler, "Cumberland Road". Hulbert, Archer Butler, "Pioneer Roads". Hulbert, Archer Butler, "The Paths of Inland Commerce". Hulbert, Archer Butler, "Washington's Road". Indiana fiagazine 2: History, Harch 1907, p. 15. Killock, Katherine A., "The Colossus of Roads", New Outlook, April 1934, p. 46. YacDonald, T. H., "Two Thousand Years of Roadbuilding", American Highways. Richardson, R. W., "Progress of Roadbuilding in the Siddle Rest", Yearbook g; g. E. Deo't_o§ Agriculture, 1903 Statistical Abstract of the United states, 1952, 1958. Haddell, G. L., "National 01d Trails Road", hational Reeublic, December, 1950, p. 7. ___‘——_——_— Roman Reads "How a Roman flightay was Built and Used", The American City, June 1954, pps. 62, 65, 64. Powell, William 5., "When All heads Led to Rome", Compressed air Iagazine, June 1956, pps. 5051-4. Roads and streets, march 1940. Wood, J. T., "Modern Discoveries on the site of Ancient Ephesus", PPS. 37-400 British Roads Devcreux, Roy, "The Colossus of Roads", A Life of John T‘-’ .‘ hcndam. Encyclopedia Britanica, Vol. 19, p. 540. Salkield, "The story of Road Rolling in Great Britain", Roads and streets, fiarch, 1940, pps. 49-51. Incan Roads Bingham, Hiram, "Sachu Picchu", Report of EXplorations and Excavations. Inca, Encyclopedia Britanica, Vol. 12, 14th ed., p. 129. Means, Philip 3., "Ancient Civilization of the Andes". Verrill Hyatt, "America's first International Highway", Scientific American, July, 1950, pps. 50, 51. Other Roads Durkin, J. T., "some ticked bays of Nedieval Days", Catholic lorld, neptember, 1958, pps. 716-19. Hurray, John, "History of Egypt “nder the Pharaohs", Vol. 2. Rappaport, "New Rig way DevelOpment and Constructions in Germany", american City, October, 1954, p. 69. "Roads", Encyclopedia 9: the Social sciences, Vol. 15, p0 4:000 "Roads and Highways", The Americans Encyclopedia, Vol. 25, p. 557. ‘"The Great Paved Roads of the fiayans Civilization", Engineering Hews Record, January 11, 1954, p. 47. bright, H. M., "Cuba Builds a Kodel Highway", Scientific American, April 1950, p. 275. Finis! 9.95M USE Oiil’! May??? 47.! "—--“ "liflitijfiflgfiflfiflfig HEMQTIIIII "Tl 1711717111“ 01041