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and Specifications for Concrete Sewer Pipe", A.S.T.Ivi. Designatipn:
<br />C 1~..
<br />2. ~c~in~o~Gec~ Concrete Server Pipe.; Concrete pipe furnisl~~d or usf.3.~1
<br />dei~ 1~`;,~ classification shall conform to the recluin~l,~ant~ ~f •~he
<br />:t,~tanc~a~~, ~~ecifications for Reinforced Concrete Sower Pio~~~~ ~.b.'.i'.1;;~
<br />~j:-:si~n~~,~-4~ e C 75
<br />3. ~,.r:~info:t~~o~l concrete Culvert Pipe: Concrete pipe furn~,~h~ad ~~' z~sed
<br />~;a ~d.e~tl' ~i'~° 'el:~s$ification sYlall conforrz to the requiroxclents pf tie
<br />",4;tanda,~~'•, ~~,pec~.ficati ons for Reinforced Concr~ste Culvert Pine",
<br />~..5.`l'~Ni:, r~eSl~.,„ation: C 76. .
<br />(q) JUTAITTt~?G 2~,1~~T?~1~.II~L .FOi? C:1TdCit~~`i'~~ PIPN]: Jointing; riaterial for' concrete pipe,
<br />unless otherwise specified or shot^rn on the plans shall. be an approved plastic
<br />biturninou~ compound. It shall adhere firmly 'to the suria.ce of pipes and vrhen
<br />set s11a.11 have sulficl.ent elastic.Lty to permit a s11.gYzt moverizent of the ~iointed
<br />pipes without injury to the joint or break in{ thc~ adhesion of the compound to
<br />the pipe. The material shall. be used and a~plied.~ in strict conformance T~rrith the
<br />manufacturer's spc,c.ifications.
<br />2. ALIGA1iu>;~~N`1 r•~1V1) L=TZ:Di~,:
<br />(a) GF~Td;arAI~: All seU~rer. pipe shal]_ be laici and r:~aintai.ned tc~ the required
<br />lines and. t,~rade, ~arith "Y" branches, "T" branri?.es, slants, and openin~-s left for
<br />rnanho7_~-s at the r q~7.ix•ed locations and wit!i all joints centered and all s~~i;ots
<br />hoz~te ,
<br />All neces:-ar;T lines and l;r a.des shall be given to the Contractor by the
<br />a~nt::ineer ~rri~Lhin a reasonable time a.~ ter notice by the Contractor of the t~_me
<br />and place he intends to work. gill stares, once set by the _,tif;'ineer, must be
<br />protected bar the C,ontrac;tor anif if it .is nacess«r~,r 'to rr~sct a.ru:t re~•rade any
<br />sta.lces t~Jhicin. have been disturb:~cl, the Contractor „lust pay tl~.e Engineer all such
<br />costs.
<br />(b) uR.a1) ~.~ B.~~ZS: The Conti'a.ctor sha~l.l .furnish a7.i ~nateri~il_ and labor to set
<br />~;r. ade bars everTl fifty feat . CverSr pipe slZall be laid a-l~, eac11 end to line and
<br />grade ir~di.cated by a line drs,rrr,. betwc;en the r;rade biers, by using; a rod or pole
<br />of fixed lanFth as a g•~~.u~;e bet~:acen ~~rorlca.z.~, lixze and the ping in trench. 4
<br />pltunb rob sl~dl.l b~~ u~zc.d. to chick: the line of pipe. If the r;rades are flat and
<br />the Engineer so ordars, the Contractor slxal7_ pl...ce int~^rmediate bars, Letweer_
<br />those set at stakes of ~~n`;ineer, to avoid sir; ii? the workint; line.
<br />3. E4CAVATION ii1J1J i'RS~..iL.1T.T~~N UIa T1~~1•'CH:
<br />(a) i~tIk1TI-i: Tho minimum width of unsheete;d. trench shall be at least on.e Loot (l'
<br />~r~ricier than the outside di.arnet,er of p:i.pe at t?e spr_ng l:ir;e. ThE; ms,ximum clear
<br />tvicith of trench shall be not more than two fe~:t (?') ~-r~ater than the outside
<br />d:i.ameter of the pine at the springy line •axcel~t b~ consent, of the n~•ineer.
<br />(b) D.~PTFi: The depth of the eYcav~tion for tl^o ,e~~rer or other strurttlre herein
<br />specified. sl'iall ba SL1Ct1 that t'ney can be bui It to 1?roper €i°ade, due a7.lo~rrance
<br />being made f'or the boi;tom auasonr,~~ ,~roric and t~ inber fouzaciatioz~s , i~rzere grillage
<br />is used, the bottom e: cavation slxall be level tr;_~.nsver,~l~,r anti iZave the same
<br />longitudinal inclination as that of the setter. In. ord~,r to place the lon~:;i-
<br />tudinal stringers o?° sleepy-..rs, only enou~:h ~~.c:avst;.on ;:~T.all be done to place the
<br />same in position, the earth }JetvE:en sa].d ;leepa°s in no cas~_~ to be excavo.ted
<br />deeper than the bottom of ~•r7..7.7.~.;c:; >>lanltis. 'il:c.rr r~o • ~.•i11.=r~•~: is used. the bottom
<br />S - -~.
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