lllllllllfllllil \JO 00? ‘TH S» . . . . ThéSis {Or the Degree of B S." Arland H Decker ' . ' 1942 ' AN EXPERTMENTAL STUDY OF; 2“: LAMINATED WOOD BEAMS , ' . ' .' squ- ' -- MICHIGAN STATE COLLEGE THESIS w" 'w v—v— —-r-—- DATE DUE DATE DUE DATE DUE .‘ \a I. L‘L .1"! r x ‘ " f - l ffit‘ I'~ "'F 1&1. ‘ \ . j" J r. .. _ i .. L) \A “J .4‘. - 1 ”.1; U'. n “A 130 .3 ~ ‘1‘} H “u. _ i .a- , — - a dl(4 LJLU p)LLb‘ ' '1 (A 1") rs‘ 1‘ 414 ~ f $1le «L C .1 L} .r - v ‘ 'r .17"! . ‘1 ” ’w my? C 7 v "1_-r~';;\ O .5 U.L.-‘- 4-5-! I} . . 14-1 I.._J A. ; ‘W’fi 'Tx‘t -¢ 1 — ‘1' {1“1'* ANT?! “1-2, .-.-. . . J 1,; t3 ««.-., up ,.~-.;__'1_n-:_s. ,3. Fe"? (11' \J. .‘...-...._:z-.ir‘~""“ 5 .J C .‘ns -Tl-f IT'1F .M: 7-3.?” 1 AW.) ‘ ’ LV. ;,- 1,24-) I 1:11:11! 1 ‘.:0 t7) CXZ‘I-Z‘BC‘S 1:13,? 03331:.“(301113‘1 “ t2: III“. Ge 511‘ Pasthuhns Oné Kr. Bornrn EcClurO for their kind cOupOrrtiOn in OOS‘O'inn me in preprr ti n and tcating Of the runples. I an alSO gr teful to the Smut 93? Pine Tefgciati n, Unit Structu3es Inc, and the Forest Products LCbDPTEDT? fur r“ . '4‘ V‘ -- ‘3 . ' ‘,* L ‘ “ ’-‘ '3 -n--< - ¢- -, =3 ‘ a“. “« (13.,15-101113: t.- tnmr 11’s.. '31, i1- scour-1-.." Later-{1.1 for 13113.3 qunr. RP 63'! jf3Octf3-113 y, D )1rlkfz-ld It. DOC::G Q? C}; 3 I 'ru‘ kw: Laminitcd timber 3nOLrOOL3On h S became incrohsincly .Opml r in rOOOLt ye: r3 cud is ruyidly bOc) in" ozae Of Our nd Td 3:0thods Of OOTOtrOOtion. This tyre Of canntruction has bOOn 1503 Lo O limi.tcd extent in ”urO .e in the Onfit, but its 0.1 b>dfi in this O3Ontyy is just hay in its acct ’ ‘ '. '1" l‘ I .‘ .V‘IA’. ,. u". —. I. ~. r. . ‘ f1‘311ri3'1i.1'1’.‘ nfitVFIEB. T113370 ~ aft: CCTV-773-7; l I'f-‘MSWI'LS Ii)? LII {-3- find M 1 PT “1.0 th Olich if OVIilubili*y of l: structyryl £23- ’1 ‘s n \v -\ bars find the present wnr OOpmnd for steel OTO he prim Ty fict rs 10 (in: to this 1nOTOOOO. use Of 1 u'n ted enh- structiun. The OthncOxOnt Of th O psrtlc3lur ;hr GO of Otructurhl timber is 21 Ost :OO.:fling. There hrs been sane rOO3Orch Qn_this topic, but CkflSidOPihQ the nuxOrJus uOOS of the mutesiul the field 330MB to be a wide UTDCH ad in- vitinfi one, It will be lUt‘"“Tt;UH t3 w tax ho develJOO- 13531113 Of the 1333011110133 of 1'1351131313135. u Od in the new]? frt'az'r-O and with tha 1: View in 3.'--Sr1d I 11:? mt}. -‘tir1g7{ this TOOnIfi to Onllcct and asserhle rvxi;‘. Ole inf3 .Oiun O ncorning 0 . . .‘ .. ”.1 , _ - —. . . _ 1. 3.. . .3 .0. ,- this tunic .hn 413» to actu.lOy tvOt 3mm; UDQCL Oh: Uf TY’" "- 'm m "‘3 : fr? T * '7 'fl'r fr": (7""(1 .11 T": if“ _‘_,_L 1: 3|} :OZ‘J) 2-“), ‘ flips” ._g'-|1'A. J 11' C...J':D 7; ‘g-T - .;3 w, n; '."{‘."21“}"‘g’W‘KTf $1 .1: .3...._.: ...1' UK .'.-.J_.1‘.3u.; .L'l‘a (4' : m ‘J {,4 >4 ’04 ,QJ CM [3" pa bl ,r 6- («—1- n ‘J 0-". H fs \4 y. s I '4 '3: C r}, [-4 I O. ma g... ('4' N I L O 3 4 .2 Li c )- H Ir C. cl- k" “‘1 P' ’ Among the adv htxncs and 393 in litics th t L-y be cit:d fOr clued laminated c nstruotlun of structgral nombcrs Ore the rOllnwing: ‘ - —.> -a ‘ 1 . . - n 1. ‘— . " 3' ~ . ‘3" \ .’~ ’ 3“ 1' " 7' "k hrOhOO tO span l 350 uaOO O? Ouad .ruhs OOOh Ounw'LOr 3 ' , . H "‘t , , '--.‘ 3. - f ' fl . .2- s '0 rrchito tar l of1Oct Ore tho OVOLLLbie. h: Oren rLb, \_ .1. ,L.. . .‘ " - .. - .I. ' a. ‘, .. L"- i rOLOO.OTO, boqu in O 31*' 19 1 3‘0 or GOO SCCOI'J, Ln! -J;S . - .2 - 3 . J' . - 1 I- ,. ‘, -..‘. +- .4 ' . .' -.4 _. .s. ‘ _. 1.1) .L LIKLCT t- 1.3." Ti»? (Id 1;: E OUOOUI‘ T0 l‘iIZILUO 3:09 b..-.fIl Ln --. - -. ~~u — no ”A. «1.4. eeulvalcnt tr 88 0.3 JSPG O; OxeLl 1 'Lngon. q ”rt/1 nil (‘0 ‘2". c" ‘."”.‘.‘.’! 17mm" “m l " :Iv-- t‘xd rat-4 an ‘~ . ' -_i‘, '..I ~31, ___-.'tl 0.;l‘tqn.) ‘--LL’\J'\_A .9..J.‘ ’a .J-l‘. --‘ 0 4.5L L1; 'l-‘CULn ..'. .' ,.. .‘ 7.2-.... 4+ '7 ..'.. ., . . x tuLOthC. Lnd SUP.HLw O 71 atr L;OLLL1OO13O 'Th be ‘T‘Vi Od bOrs can 30 b 11“ up to laraur nr-Os secti.n 5nd {TOM ‘3’31‘ lOn'fg'tI‘. thun {To Ot :OI".':is:.O 1‘2: d117," {LV:'Ell-’bl(3 or tfjvtn can be Shi.L(fl1 egnvch ’ehtly Over lxnr 31::t nous. Lumbcrs cvn b0 Lune t: shame thus eliminrting H0 in- tarn l stTOOSOO Oct ON by bczldir :r ”I shavinv st Duct 1 units. ,0 bOPS c: n he built Oh Tram materiul tfiflt LO tr» 3; ll . .1 :-( I - . A, -*' D ' \l . -I3- .‘ ‘3 " r9 ‘t ‘ ( ~ (1 v I ’. n 9, . . . l, =3.“ Mix: ,: (.2 .JU...) :‘ ..i.-.L.La ' s 1 -~\.. -. U i... '.‘ .1. .' u ELJ.‘ l 'Od “from, t? O r * 7 _ u‘O r~v 'I‘L :6 'I‘ "" t 1' l "I‘ “'1 - a'o“ -. .‘ ‘ ~~ - \n I :33 ~~ :5 s- , . . g ‘ . .3 ,.‘ Y strength at 0-Ots Oderc SO‘L a tori 1 lb nu .OO. BCHhS can be etLbOrod t0 ovorcyyo the UKQGSLPLblO ~ 4" a . ., ‘x~ . ‘u‘ aw ' ‘ ‘ " I“ : ' ' z I" .‘ 3-13‘, " _' u "\ H O pe.vhnce rCOOltth frg, UbVLJHS A:H,Lum. peObnrs ng, be . " ’~ 1- ‘? ' A'-“ ‘ A- ‘ I. " a ‘11" ’ v" .3 ' . p'. ‘R . . .- xyer~O Ln me Oh fOr Lure 3? CO: 1 hghu r-hce vhd t3 O we V‘.'a.'~ ' .3 ‘p ‘- l ' -. ‘ e "1 « l‘ ‘ « ‘u‘J- ’ ‘ V .. -‘ ' “Ltcii.l Otut JL a MOLaOr 3i CJDbt~uO croOs Oocti n CJH‘ bi;,tr;::; bit little to sztr‘et‘fit‘ié 2:323 -:t.11“1":1+3;;e. ch rd 9333:} ais‘ TOSthvflt Sififlififl‘tl n Of Glue: l min ted c nat‘3:ti n his a chor& u cuccc;3ful 1.12:0 in 3’31117';af:-c (,2. ::\ 1,1,;1111 cf century. It 1:3 r22.-.:1’tcd by 8U 23 on 'mi;(:c:s to .c lifinly rzuict at t3 ckcxic 1 d0- toriur tim and is,c 3cceltuutl widely uscc wherc regal ctr ctr: m: gr not 1 in c3nncctur-bui t wgndcn structures $3.1u be subject to cor?‘"’ n. txrric:11 ezgvarixnucc its'th~i; no 1x313: {L310 14;?053‘31 structures cost 1033 uLth tluni l aim tad arches as rflcf fluv- ?mrts thvn with cltcrn=tive Cunacrnctinns bcc 330 the rcquir» cé hegdrc.m cw? be hrovificd with lccacr hci ht of siic v.113 «ad with 1&3: tat l 39.00 under hc r of. 3:1<..:n;: the (31.3:th -.“:t~.r:<::‘: 'Ld 111:. *0...ti,...r:3 sf {tluwd 111:3.- in ted constructicn mfiy b0 citcd the fallaminfi: In so omcparfis 3f Europe, glued l gin ted membc"s are said to be less economic 1 than other £0-43 uf cunstructi n and othr mxtcrirls. Continued :apulurity and current use in other parts indie t9 th;t guy incrccscd Cost 15 clfcct by A 2,‘ H._ ., 3.3.: :5;.jf3c.:I'__.,>T : C cyrnce «.34.: gLVcr desirable qualiticfl. The char etc of the rljcx t;xt arc mac 37'1icwble H (13:65; I} ,1; ENEI‘Zj't) 5710 1.25.30 :f #:113st l.-__ip Led1,‘,-"_,a;):1'-_(3]1 gA.I'-Lr;:;;:.grj;1‘:j: umccr all 0 Haitian: cf cxwanurc. Iurthz3r cc nlcpmcuts in *1uc3, t3 cuter vith th mac cf wgad trcrtcfi to incrcxmc 135 dur bi it“ wnd ire Taximt"ncc, may be expected tn extend the idol" of use of such ’313bc4.” Recincus plans have ”v03“ 1y b tn dcvcl pct thut er t; the rgtrfiucc us 0, rnd trcmtud'wood has bnen succcncfullv used in lnnfnutcd c;nctructlon ”lace lhfiififitfid c ustr ctign 13 not fi'rliCHblO to .1. u‘.' .n .9 a \i' 0‘. l" V. '. \' -\ [101‘ {\f‘. \ . L0 6-?- U L.) illfifl ,w :“n "1 , ."v :1? \o‘»..’ .3 -\ A ’ a ‘ . - '\ .Lj‘. {Vt-v14 9...“, hrs“. is .‘ ‘. ’ Ci.~.; 3 Q "‘f‘r“. ,I.) , J— - uOC .. -‘~ .5. r 1 a“! . lLsLé. 7‘0. 5 "g b C? f~ L...’ . J, l .--.. \ |." u {.315}, 1* '3 1 I u‘ '11,; 0". . A «.1 _ . v.'--flv 4“ £3091 - & J.\.‘. I. 7-. 4”; v 2 1.80 1L). --‘ . ”P" It- -'~5 '-o ‘ . {‘1 1 1‘) (‘ ‘u’,-.~-.¢ ‘- 4- u U] 3 a \ 'LCIJ‘ ~ 'v- 1.\ a? ’ TS . ‘a 1 -‘v V-‘ ‘ n n-A‘L l, 2.: -L‘-L\- ntav ' #3 firm“- .4. ‘ C '2 7". H U , ‘1 A J .L 1 0 .- ,- ‘ .~ '-. ‘ '4 A "1' o ‘I‘<} l .5311 (i -.L. 4;»4 ’ .. 5-,. . .LJ «4.; ”‘7. a If‘.‘ .1 x4 t s "‘ .'. L 0 LI 'r. s-) l "a a ’3.” Q (-3 :3 .LC .. ._ "Y’ ‘- b 9n CzI'b (V LJ Ir», .o .. h‘ ‘ C; 7‘ J. O -. -. r'," (.5) ' \,~ ._ I. 47.1 , 5 I‘ 3: VIN .l ‘ 3. ’! ~4-‘. 14.. VC‘ .\‘\31 .;;-.L )ut ". \ . .ll'li' .'- . ‘34.. 1'10.‘ lf‘nfi) 1-“: is l I "‘ '- o .-.°.1‘ \‘1 ' .l'... 'L‘ J- . v f“ unl’ - ....Js ~ ‘1'1' ' . ' ..b.,' ‘J _K '-C U .L .~ ’9 b.- ’ C 1‘] bfi‘ui .‘WV'i v.6 .‘ .'¢ .I . "\'_l‘" 7.. O a ‘““‘t ‘ —-". .4‘ ”In .._,. ‘__J-“_. 3, ’*J. '| ~ "‘ ‘ ‘3 3 ..-. .- .\’31' _-._-:.-.,‘e_ 'V) t} +‘- In 11. : ‘3Z'(‘.. 13.1.; 3100:“..UC3'LSLVC3 (VIC‘J'CJ3.-.§5: u. 31b CC 34.1.3" 4%.; 3". ..‘. ..'3 Q "u.--‘J *- ,7 C 9.. I H. U C, -J, a W 3 ”A ~J "- I»! l I 5—, *4 a. f. 1 r1, (3 I I l... .33“ ('4' ...-.J ’3 “5 «3, 0 04 ~'. i...) r. J a 3- 4_ .1 _ .4 3. , ‘3“,3. 5-- . ,u _ J. . "r 9 - J. . ..., .' er 1):,“ aus" ...,. a J '9, ~- (“I r, l-.:_\ ., T}I'.. , . .. \ I , C' " 0" P‘O; f 1" “P _ . " r- ,3 '-‘- '1 .3 ‘ .LLI. . I_' _ U U: ,!._'_. _. ._,‘.L -._3 .__0 U A 1‘3"“; '__. (I L) LJ .L)‘ L g) _. 4, La I, a? in .1 J I . J. ‘l{_ C .,.‘.; I" .11] $ :\ . _ I. .A‘ — .1 1 o‘,V t -{-\ 'v\ .- r“ "r; ‘1. [‘\ . v '! , »‘ _-q "‘¢ 2‘} ‘1 /‘ ,-|1 \ . ‘..3“._‘. ‘1 " "._. ,r". ,1 - ‘- . _ -.\ .1 l . . .3 ._.:. ,-_ f. U :L- [J u -.£'..J...‘.. l) 'l .' .1411 - LJ 'JL— '..' ._ L} ~. ‘33.; s 1‘ t. H 'x '1; ‘1 .33.: L ; 3‘3.(.' ' .l.‘~..~'“.'~_1. . .3311 . L" {A ‘ ‘ 1 I _ w j I c) . q "a I w v‘ .\----o "'1 “" 1~ W1“) ‘4. ‘\ ‘ 11-r .‘ ’.'4"\ ' ‘ 1- ~__' 1 r C. 1‘ ‘1“ 133* ‘ .3' .Q'Hw J. 2' 716 I '54 13! LA.‘ -; (I ’3.'..~.- u L. n". ' Y 3 3 ‘\ .' . . .. - '=")’ v . . 3 . 333.-- 1 {f'l" . '- ‘ . . . (N 3‘. '3} r; ’-. f‘c -\ ~3 I .1 °. -- - . v . ‘2 33' 3 I 1 C‘ - _. . ,.. . a. '3‘. “v- c .- I ~- 5 1-1.5 "5 tL l‘fi". .Lll" , ;: ‘7 3: ‘»"—' a ' Ii(-’¢ S. ’3‘?» ‘1} I. l ‘.‘.- .11... . _ .‘L. (4' L, ~. “1-8 0 ‘r“"“ I $1.7; ’ ' . - ‘4. - ' . . . 5 V; ' ' - ' . .._. .. . \ .3 1' 1 0‘ .4 . r 1 r q, x ,3 In a. h.‘ .3... ‘ 1 t f" Lil 3L \nll): is “.2331- 3 .4 0-. 4.4 .m, ln 1 .a - 33 l -Vu .K 3,, h L: - - ' .L - .p . . ‘ 3 .1. , I b r re 1 x 9 ,-’ '1.) ,- I‘ '1 3 (V ' . n 0:. q‘.‘., '1. -‘ ‘*‘“3lid 3 u23 l .13 ucu 3 3 333 3;: 43th c~ que c l3; 53c m1 “Q A. .3— a; u r‘ .. ,w. - . . ~ ‘ w - ‘~ _‘-I 5:. 1 - u. 3 .. --’ .3. .' . q . .1.“ a" 1' 3.310 333051-6311 u Va : : 1‘ LT.» :0; L30-.. ,. 3:6,; 133...} 31 .1330 1.1: 3215 13.35.23; 3-31-33- ' '-.2 3-. ,3-3. fl 1 . ., .' 4. ,2 1bllltlc3 fur lwul£.bCfi much 0 Lctru Ll3n. In is n3“ b33n£ I )\ ,-'. .- 3 ., 3‘ *- - . . ’ i... c ‘ -r‘.. -‘, nr - j ‘_ . ‘-‘ «41‘. I a. - 5‘ LISLBU. f.-:vl,.3" b; "- lil 3L1‘Cl‘-.LTJ, {33.1 331.315-210, 511C; SILL?) Llilhllx‘r: .. .L. ,- $.93? .:,. .0 .\ 3‘ .--..,.,1 _ 4.3. -. ,-.-..,.¢.. . 3 .33 c..-.:::crlc;c3331. In ls 6.1..03'3333111. 330 733-33231‘, ..I‘.-..3y talc-3:3. . 3.11 -. - 31.!“ 1 («.33.- 4- .3: . '3 2. 3:.-. f .‘1 -'. 1-..! .L t .3“; J.f.- .. (IDAHAI'f’ J.» .. -.--' , =-1b.-A'~-.-. V U-1 13,-4.6}, Tlrl 11-):411'434": CIJ.J..L“ ties. hxvc recentlv been c n3 Inctcd gr 1.:in bod W3 -d. h3lctic equifxcnt ::“ch as tennis rackets, gulf clubs, and 'hoc 3y sticks fire now n Go fr:;m l in te& mama tith even r-., J- -.‘ - 1 -+. - n u. , J— 1 ~ ‘ 3. 1 ‘ on x - ‘ -3,_ T- , 3' .3. l p .1 ' ‘7 'A , b ctcr resulu.ng p: d CUL Luca 13.2:cr LGtfidnfi hCNC ”olc to nroducc. Laninrtcd wwod is 2133 bgigj used extensively in the furn tu3c inauctry Giving: ore bc~ ltiful dc: :iqn 3f highly polished su“f:: .ces. The xtcnded uses and inc:c:s:d :pjliCrlility of lam- in ted w33d in this eguntry lcnis to the c,nclu.33n that 1;;123tcfl u:cd own and will Dr-bably be used to re lgcc ny cf 3;? nuu sthd.rd coast? ct; n nxtcrimlc. It is eccn mic l :33 can be umed nflYfiE‘;CTC in $1 03 o n lifi W'Qd- / - . - 3 -- 3 ...'1 '-- w, - . 1.. -J. ~.. J . ~ 1 Q -. « ‘. 'V r1 V " g“ N "i If, 1 ‘ . w- t 1’! , r g .Q \ (3.1 $10. qu ox ’ .- -'.-‘ 1-1 3'. P3,,- «' - CE}:- n-’1'.C...‘C s! “a; {.1 .LIJ' n ‘H' 11;, 8C: . .- .4.‘ Ac 3 O l J \ J 3‘ (w ('9 ;;f t‘ n 1 . J; .l ”3‘ .! , , l 1’ fix I A‘L .3‘ , ‘ ‘_ ‘ I ’1 T --~> , . ‘ f! ' I ~ - r . _ : ‘, u‘ . - . , , y . . , i , I ‘ . - \ ’ 3 3 . ‘ ' ‘, ‘x ‘ 11.,(>., .3 3; ,ut 3.3 ,3 x. 3“ 3...3..3 .. - ._ 3.3,3 .,.3; t __l.1. .1.3V, . 3.3,33r p-J c. ,._ )v-J ...J (D d- 0 IE ‘7; o F4 H F“ s”) I: ‘J (J. E l .‘2 #5 f- 3‘ a \I (3.3-: 3 - ‘ J‘ $-. 1‘ ‘6 .J- , .3" (“Y ., _.. , . .. . ‘. ”‘ V"‘ “ L :V «*1. I I, ' ' ‘-_ } .U J-- . . ‘ASO‘x’ «2 LI L. s) ‘v U v *4 k... , did.- Laminajod fimbor arches of 54-". span and 66-". rise support flu . - _ -| “,0 y, :‘ . .1" 1:,de . 7"."1 I. "3*. 3.3.3" 131sz '.‘.":‘; (.103 1.-.-‘b11 {33.31,} .. -. -3 .. .0. 31.} Kenneth Sfudio roof and sidewalls of this laboratory. . —‘ . ‘ \I'. _. " -' _ \T . \ \-\\. \-’\- \._ \ >3 \ .9”... \- GYMNAHUM *HlQ’d ICWL. ELMY.\V\£ Q8968 \ . ‘ P _. ' 1 5 \ . . . . l ' . . ' . . ‘ o- - . . ‘ ‘ ' . ‘ ' d ' I, ' . 7 ~ ' -_. ‘Y I".’r’ ‘.~ ' . .3 u .r'. .0 ' . . . n $ ' ¢ ‘ . ; ' 5 ‘ . | u '. . ~ ' . - - .. ' §.£‘ ' ' ‘ - ' , . ‘ . GVMHAflUM WENDY MITCfiELL Kiflflfll, QACINEWVU °megOT # ‘. n QIVEJUIDf: 'bALL Mom scattn bAY. \Whage‘an 52g g.- ..- . h 1:.3 2......“ ‘M' on ..'- 90.?“ .....o.ob:;.: 9' .I .. I..." -, ‘. "rzséa >— Roller Skating Rink Segment A1011 Span 110 Ft. I~-.or~.,_": A s :Q.‘.:. . .D:‘ JIMMYA Hm‘AfoMDTWH 9mm flALL.Q[flAMUK\H mapansa' '7 '1‘ ‘." ‘. v. .. ' ' -~"~'~.1‘-'.':’5’:‘ '.0‘ . _ ‘ ° 2 o t. ‘ . . .." ‘.' .‘o...‘ [MANIA mu ¢ 11 mm = fl. MAmmnmpansq ‘ O 0"" .A A ' ~3"; Q a C I ~ . . Q'. . v Q - o u v o :h-o'b . A I C t 1 . I s Q I u I - n 0 h l q a U o . - , - . o o‘.lo.-.c.n Q.l- 'I--.I'I . - .oc‘b Igfi a I‘IV" . VA . ' ' w. n c I a g I _ .»w own. I l “:.l 'h'- a -'3 ' 9-way... CV? . I O D . .Q. . .-‘-. .. -‘ ' _ (“~6- I—c‘.-.-. . ....";‘:_u.,'.:.'.:':_-.a'._.'. . . o.v_‘.u.-.w:.. n.5fO.-“§$:V > - - I -- 333‘... ‘ A-‘ - 5 . . . .n ' '-' ' ‘-‘~ *- '.-.-.. :.-'.‘ tho. .# a. J w o :93: :-,\‘-.‘:‘rt§ ‘ ...o..'-. Q .0 . .‘D...I‘I.. ‘ ' -"o.. ' ‘0. v . AA . - .3!) 0 (f‘l'v v“‘_.";,°.'.“w_ m . . I ' ‘ ' .1 , ....- ‘fll ‘1', ‘W «L ., ...- ‘_ . _. 2...“. “5-32M ‘ " ‘ N i “ K w" -. ‘ no... . -.u.-4..-".--:..::.-r . '1' Jennifet Street Bridge, City of Madison, Wis. Span 78 Ft.‘ —Barn near Verona, Wis., with glued laminated rafters continuous from foundation to roof peak. .w....fiimxirat‘ ‘J .Q 0. III 0.0- to. 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