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<br />-7~ <br /> <br />i <br />;~, <br /> <br />18.. :BAokfilling. <br />The mater1a.l tor bacltf1111ng around or over the top Qr th~ pipe <br />foX" a .depth OrOlle (1) foot shall be good loam, grav.I, sand or dry <br />clay, '\tl1thol1tlumps. Th1s portion or thebacltt111 must be care- <br />tully 't4Uilped by hand, u.sing oare not to di8~urb the pipe. NQ :rock <br />or- o,tht:1l' hard. substanoe shall be plaoed 1n oontaQt wlth the pipe. <br />The remainder of the backfill shall be caretullyplaoed in <br />la.yers suitable top oompaction b1 puddling w1th water. In street~ <br />comp&Qt.lon shall be by hand. or mechan10al t&n1plng.'l'he tren.oh <br />shall be f111ed1lluned1ately atter the V1llage Inspeotor has 1nspecte4 <br />the 'l/Qrk a.n~rapproved same for baokfil11ng. The/premllesl3hall be <br />cleared. of all 6:J:oa...ted materlsJ. and lett in So sate oond1t1onfQr <br />pedestr1an and other traff1o. <br /> <br /> <br />19. !..,1tt1t1ed Olq P1i?$. <br /> <br /> <br />.. Al:l vltr1t1ad clay pipe shall oonform to the A,! S. T. M. Standard <br /> <br />Sp~o1:t1cui.t~.ome.to:r Ola..? Sewer Pipe (Ser1a.l Des1gnatiQn a13~441'J. <br /> <br /> <br />20. <br /> <br />aae t I~():n}!,1p$. <br />I _ J 12$1 . <br /> <br />All cast iron s011 pipe and :f1ttings shall conform to A.. S.T.M. <br />S\tandard Speo1f1oat1ons tor Oaet Iron 6011 Pipe and. Fittings <br />(S$rlal Deslgnat.1on A74-42). These speoifioations oover what is <br />known as extra. heavy eo1lpipe M.d fittings. . <br /> <br />21. 2.o,~,t1ng. <br />~l east iron pipe and. fitt1ngs tor underground use shall be <br />coated \flth a.sphaltum or coal tar pitoh. <br /> <br />22. Jo1nts on V1t:rl:fied Clay :r1pe. <br />All Joints on l'1.tr1tled olay pipe shall be made with Jute and. <br />either hot pou.red OJ" oold b11;umastlo Jo1nt. (The hot poured Jo1nt <br />