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rainimurn dimensions of thr. ee inches (3") belovr and above the outside of the
<br />p_~pe, and e~:ter-ldin~; laterally to the walls of the trench as excavated., Pa~r-
<br />;~:ent for such concrete beddir~c or encasement sha1.1 be made art the contract
<br />unit p~F'~ice _~'or concrete beddi.n~, set forth in the proiaasa:l. In la,~-in~r the ~~i;~e
<br />in concrete beddinE, care shall be taker: to prevent the pre-cast bituminous
<br />~ioints :frorl comin~_; into contact ~~,rit'r.~. the Fresh concrete until a.f'tor their 1~^.ve
<br />~~ec>n joined.
<br />The trench space each sic:e of the ~:?i1~e ~.nd for a di stance of t~~r~lv~: inc''1es
<br />(1.2") al-;ove the to?~, thereo:i sha11 be back_filled ti^rith suitable fine sar~ti_, sl.r-; or
<br />ban:{ s nd anu tllorou{;rl~r COiill~clcted befog -: anT~ heel:-fi 7_l:in~ bar rnachiner;y is
<br />a 11_oi~red.
<br />T'rie draining of th•a treticii sF1w1_l Ue so effc~ctcd thar. nc? vr~~ter can 1~ll.
<br />throuz~;h nevriz~ laid pi__~e, nor accumul~~~e _r. .the trench unti:i after the concrete her
<br />tl.orou~•h1Tr sot. x'.11. concre ;n vrar'> shell be s::t up hard Le ~c;re and- ~aac'tifilL.n€;
<br />l~ .L
<br />Ylr~x ll .lam S 1. G..L~ t/ed
<br />Ir. no case shall more than 2U0 feet o:f' trcrch Ue ox:~en~~ci. ir7 advance of r.,ine
<br />la~• i nf. Opercltl.OnS, ur118ss OrC.er"CiC? C''?T the P~n~;i' a•'--'.er .
<br />:ill se~~lers sha11. be tic;htl~- closed =~.t onen Und.s at file comp-! etion of c.a.ci~
<br />day's ti<<ox•k.
<br />5. I,~,YII~dG COl~i'Ci~.~Tl~l YTP~:
<br />(a) ~i~V;J,%:1I~: Fill concrete p~_pe for use -in se~5rers sh«ll confcrrn to the specifi-
<br />cations far concrete pipe in sect_i_oiz 1 !p) a~~.~ove, and sha11 be of the; class or
<br />tyre called foi• an -the p~_;=;ns, cr ~.thsrvrise srecit'ie:i.
<br />(b) J~?Ii•TS: Unless otherti~rise specified., or called for on the p~.an, rill con-
<br />crete pi~,~e shall be joined v~I1.'tri ar)proved plastic bi'tulninous ,-jointing; cornpou.nd
<br />as s_Ex:cified in section 1 (q) a:oove. '
<br />(c) GOi~~ST!-tiJCTIOu - SIi~C;Li.~ sIP'~ ~ ~..~.~;i~.5: L'YCer)t ~.~, otll<„r;~~_i.s: sp~~c_i._~.ec7 rereirL
<br />COr7cx'ete pipe shal]_ 'oe .l_a1C~ irl accordance V~I.l.ti: Sl:~`~G'~_:L~1Cutl,Ons for Vl.t,r~.fleCt ~].pe
<br />In SO fax' as ti].e sane ma~% be atii.~,llCa:ilE'. iiat_l.Sf a^tax'~T lfeanS h.:t11. be LiSeCt t0
<br />hold the -;pipe ~.n lino l~vhile tb.e lai.p,~s are being: joine<<, and, duo 1)r:,ca~~.ticri si~lall
<br />be t~11C:.^.i1 t01I15UrC? 'tl?c;.t tile: S_.'•ir'Ot :Il~t Of t1?G j'=~.s'i8 ~127_i~f _~~:i~ l,`i ~~l)Sl"1.i?CL 110Ci18 1nt0
<br />the 'rOOV'e Of file 7r vCe:?dn ~_l1L?e. _i d>':'rr_CC1,: d!'1'G}'i. art ~1r OVeCi n0 '- 1 Cl
<br />hooky shall be usoci to lo~~re-_~ concret;; pi~o into the trer_cll.
<br />Tn earth excavation, unless other~;~rise s-neciiiec: or called for on file _r.;laris,
<br />the l:ottoln of the trenciz shall be neatly fo.rr:ied to t`it th.e contour oi' t'Yi;' ,1~:i.r~•.
<br />Should the trencl-~ not be excavated neatl,-, a11. sr,ace below the pipe must be
<br />filled ,~=pith class "C" cancrsto, extend:in~ un araund tyre s:i.cl.cs `sf t,rie ;-iz~e so
<br />that the l.ov~~er third o.f the pipe is supported i'ts entire len~:ti1, and the ccst, of
<br />such concrete bedding shall be included in fife contract unit price for tnc sevrer
<br />complete in place.
<br />In goer., shale, or any unyieldi.nc; ,:~aterial, or. ^rhere called for on the plans,
<br />Or zirilex'P, OT'Ctel ed byr the; ~ngj.Tle er, ti'ae l.ia Gt Om Of the trench Cirial_1 be exCaVated eft
<br />least three inches (3") b~eloti~r the bottcna of the ~ir,e, and the ~)ipe shall then l:e
<br />bedded in c1:~ss "C" concrete extending u?:, around the sides of trie pipe so that
<br />the l.ov,rer third of the pipe is suppar•tcd. its entire length. Payment for such
<br />concrete bddin~; shall be ;.made at the contract unit price fey concrete bedc]..ng
<br />set forth in the proposal,
<br />Ton€;ue arrd groove pipe shall be laid ,-ritl~i tyre t~rocve end la.pstream. The
<br />groove er1d. of the first l,.i,~e shall 'oe t'rlorou?'17 yr c;learled, ana a la~)rer of bitu-
<br />minous jointing compound a?~plied to trls lo~~~rer 'rra1.F' o:i t,ne ~~roave. The tongue
<br />end of the .next ?pipe sha11 Bien be tt~lcro~.:.• ~hly cle,nec':. :~,:d a lager O_~ the ec>:.~Nound
<br />al::pl.iecl tc the Llp'Jel' h~_!lf of til.e to1:`;i.'•.e. '7.'i1e ton~•u~ e~x o?° the second pine
<br />i~
<br />s?~a7.1 then be inserted -~;,to the t;roovr en a:•' the ~ _rst pi.~~ and shoved 'Home.
<br />S - 7
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