u HK C2 G _ U o 7A w | | wih | | ti | I | | Pingo Ioin | LNOwW THESIS DESIGN OF A ANY] nest ah eR FOR LANSING MICH: = J, RICHARDS E,W’ TAPPAN Ee et THESIS D . ie OS 9 = ~ ( Ly fhe 2k rey ene 4 "ay This thesis was contributed by Mr. E. W. Tappan under the date indicated by the department stamp, to replace the original which was destroyed in the fire of March 5, 1916. 5 . = ~ f € P Pd ( APR 3 ‘101 4 \ Ae Fiaet angling, Mic f ~azwe SRE pees Orin ¥ SUPPLEMENT AR! RIA IN BACK OF BOOK D SRS eae pts fe bru yas an ‘ 5 tis be af ia Ll Y/ i > us 1 : ro 7 ANB LA g FCARTMENT OF : ~ eer Comer ms ¢ f Er : Sen wig 4, rot ere wee FE 4 a THE? - fi og 7 my vee a ae of a * TAGS LIcrocal ayn Ces Ti. City of Laneine, Niche it riche Ante 4e 9 ‘1 & ant -é THiS The evdject of the surk required by thia thesia in to invaatiguta the necersity, the rrobnvle cost and the feaaivllity of a gotmgs Chrposal cystem for tho city of Lansing, Michigan. Lanaing, liko nany other cities today disnonos of ites corago by Gilutione Practically the entire evaso flow of tho city 498 discharged into the watees of tho Grand and Codar Riverae A very considerable amount of this savage enters tie ce rivers at various points along their courses in the routhorn and vectern partes of tho city, and rised with their waters, flora thru the ceter of the city for ita entire length. This 46 not all however, for from tho time those rivers entor the city from the south untilthey leave it at the north, they have intorcepted o total of thirtyetro sewer openings dincharge- ing very close to five trillion five hundred thousand gallone of houso sewage into then each daye Yo havo not in our ponsose sion the resulta of chumical or bacteriological analyais of the wator boloy the city or at differont placdas within itn linita, and consequently are not in a rocition to atate definttely tho dazrea of pollution caused vy sewage. Tt would ncen, Lovover, that it ust be considvrable. Considored from the standepoint of aprerance to tho casusl obeurver, one has but to etand on one of the bridges, tho Kalamazoo Street bridge, e. ge for a fow minutes to hoar such romurks as thia, "iy but that river looks dirty,® or, *f wonder what maxes that scum on the wator?® In a diecussion of the subject with Hre Edily, the anniste ant city ensinovr, ho said that a sevage disposal aynrter ‘6 eoneidored unnecessary because the rivples in the river bolow the city causod cugfictont aeration to take place to remove from the water nractically all of the isruritics due to pewaAsO {03429 02 @ pollution. Tiles may bd»? terug, novortheless that doon not facile itets matter: within the limits of the city where contamination can prove most dangerous, and it anpeale $o us that some method of Qienosal other than dilution ghould be provided, for tho wollfare of the citisens and tho besuty of Lansinge tn orJer to inctall a sevage Gisponal plant the preront eewor tyetoms vill neceemrzarily have to be so chanzod that the sevare can bs doliverad to the plante In our investigation of the topogrurphy of tho city of Lansing, wo found that without & large ancunt of pumsing 16 would be impoealble to carry a11 the sovagzo to one location. Conrequently more than ona plant will be necessarye The mterfial elone on the weet side of the Grand River is north and south from liain “treet. On the oant side the nlene ie in general tovard the river and north and south from Josorh Street. From this it is guite apraront that tro Cistonal rlants w1li be the more fensiblo, one located in the southorn part of the city and the othor located in the northern parte Tith this tn view we have selocted ths following locations: For the plant in tho aouthorn rautt, a nortion of land situated south of tho Grand Trunk Railrocd and north of the Grand River, now ownod by The Seager Engine Torks; for the one in the northern part, the vacant territory north of Yiliow and west of Symour ftreets fronting the Grand.River on the north. Theso locations seen to us to be the mort favorable becauce of accosrability, or in other words, bucause the precent cower cyctens can be uttlisod to the groatust advantage ané 411 necessitate the amallest anount of redesign and reconatruction to carry tho sevago to the plantae In cur estimate of cost of a ecvaze dirposal eystor ro have rade many assurptiona which are brsod uron various authorities solocted only after a careful consttoration of the subject along the diffarcnt lines. In a gearch for information concerning tho cost of cone struction of eevera m have cons considersble roading and held faterviers with different partics. The contractor sho is at rresont constructing a larso sevcr in th. southora part of the city etatsed that he had done a larga asneunt of trenching in Lansing and had Gurervoed that the river sacred to be a nort of Gigidins linee On the mrt aide the oscil is montiy clay while on the east it Is molet sand necessitating the une of sheathing even in shallow trenches. With this as @ basia we bogan to lock for conothing general concerning thea cost of excavating, backfilling and eheathing dn such material. Ya wrote to roverdl comraniss acvertiaing trenching machinas anking thom for infome ation concerning tha cost of such rors, but very little inform- ation vage gained fron thie roursee Thon wa consulted Gilidttets Tandbeok of Cost LCatae Althoush thore wae considurable data contained therein concarning the coat of nevr construction, rractically nono of 4% was gonoral nor could any example similar to Lansing be found. In the sixth ecition of Folwsli's *2ewer- ago*® pare £24, Table Woe 21, can bo found the data that we finally solected for tho onttirate of cost, of excavating, backe filling and choathinge Although thin dou not oxactly fit our + ecnditions 4¢ tn the most nosrly goncral of anytt.ing we have beon able to find. Por the cost of sever pire wm havo taken the valueon givon in Engineering Reva for April 5, 1911. The cost of laying the - a, 4 4 “ men. cyt np 1 - a% 2. ~— « . ree @ fra hie O22 oT tl; ~ a? : rob Hes a7 13447 zh , Petal a ame os ) wai “F ‘ 38 © . “4 : e . . : . . . § . a, 4 <= . . - 2 Polewolt’s Ste screen sa. 8 " hova trengt our astivota of cont ad 7 yptet. : a * i, , ~*~ ee as “~ m . &. . . Detek erecp voex en theo fellevinae infec etion aotidnoa Pear ~ _ 2 >, ey ” oe « 3 . « ~~ ., ah. BWLlettate PasdooeR of Cont Dutre aoe a Labo ses | b wtp Me mm, ne em tena es ic K es @ fa r oF tse ( Sosy pir es » . - * fe ” rat e j a3 @.: ’ om, . “ett ek: Ia foes To len one eid Cerrge te en? riscetiansnous gin ee eo, . 4 oe eer } fd “ese ike Vise pb Os roe . n * : o_ ° - ., « a! a tisk VAN» (ie Yule wee Ww » fou, a 0€ te “wt ?, 4 Le OM AE w YA e ~ vr ~9+¢ ro Y “ty rer sre e we oF ug OS so . i twee ite @ "yo a to 2 th RE @tsiucy "os 8 *> 4 a” “4-e.) er il or ? cede ht whe tg db 9 fey aos . en 8 1X oth eer. 42 woof =, © e ow. @u 34 os ts Coes roaGs Lp oe ew) eta Peer entitatine coat of ranheles wo constructs. a oto ctarm efrdlar to ane feonnd nan cbliettele Pancoacke Pha Claowen is for a 4 foot ratclie ant te usd ce Lollio-res Fot a 20 foot rehole [allow tha vert4ten 2d 1 fen J4no ty infterrac tion with orice’ curve, thence Lorincnt.dly to ths lott Sines with tha sand, mettie, ana cenoang curved ver ecsivory,roud vertically ebvovea 1leS 7 cue Filte of QMNig “ers Cile YF ite of morter, aid 49 Dolee Of caents To accortain the cont follow tho vertical 15 fact ling from botton te fiteresetion with cert * ivy %~, A iw ¢ . yisay © 4 curvesand road horiaontally to visht, coct mlus lb, ich cost of isscr is °17.60 ar shown by the Peler cutyce “ Tha curves allow for a coubla layor of Uorick fin tho pattcis Oe enG the outsiags of the maniiole toa bs well tlartoreue C2eIGu oF eT aes, PRELICTMA2Y TOUS As a rrolininary to our veceaign of tho Bower avetora 9 cosiuinsd fro the City Ensiuctort's office tha SBlovation of eech etre ot dntuesection. Thia vove usa pretty Gow Luva Cf ther topoyeschy of tho clty. Then wa shotehaad woon anat the lucation cf ths ovine! la savwiea of ths chty and usrige mited tha setacde of thasa savers pugtua 40 Wid ata Bitlis Tor one ocsonocutationae we LON TA our recectun we have astivlichaa grades Convenicut to the terczrarhy anu then made tho cormrutations naceesury te vector: tac ths elze ef aeverg raquired to citry the S07ago hich can vo Gurtrics oy the rretaent oovera with trooir gice and oruuGe oc? Cy ug ts & oY pte The Loveulas uced to aa of rino ana 822 shaved 66 73° wuet@® vonvectivelys ONLY dw 1,45 { Fe} ” 7 e~ 2 y . i & Leck + 3.3 inwhich d © ula.oter in fect, qs quantity in cuoic fcet ror @ eocond, © ® a constant oovtainued from Mutter's fcrrula, ands es tria 3lov9.e For locations, sigzes ana grades of aavare soo vroftles and rang chovinsg tha redecigned sever saystcis. As an exarria ve will sio7 our preco:dure with tho Rarneg venue fu vor e Tra Gotten of this sever conslatsa in cor.uting tho alizes nocecsary to care for the sewage that is at nrescnt being cured _? Le. +. .™. .. . Rg “ - . 3 4. oT sy Gini fey Ate ia G4 £4; ai wan - eeic te ee oe yee + 4 . ~ . ' . . a ” ty » Lt Tha vroesent aesece on Peover Pour Real AvGe, tO RI SY *,. . Avadey tf 4 iu” rt +: s my 5 * @s - * “e. .B.. : N: y @ ay 2 or C9 3 EG 5 oT ac: tay ° v 12 ~ {id wey Fae; % a f aa pow peel @ rr ~ 4" - we - . , o* ™ oe oe g . . , wN ce ‘ ev ” _7 ‘ . 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