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<br />~. ~. ~ (a) ' pipe culvert ,to ,be corrugated9~ of the :gau:ge~ shown., on :.plan;. :hot dipped ~ ..
<br />. ~ ~ ~• ~ ,ga vanize : ~~;ngot :iron pipe;` „_pip¢;'' to be~ ,deli.vered it-lengths and .aizes ''.
<br />. - ~ as' speoified on detailed plans.' pipe:, is ,to' be.~.assembled by securely - . ,
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<br />= ' ` `<~ ~' ~ ~ ~ "' boltYn'g:, or, `banding' at ~all``-j oints -as• the . sections; are, laid,' ~in tr'ench..
<br />• ; ~ ~ ,"~~'hen laid, ;all. pipe is -'to li'e of .,circular .cross"' secton,.:free ,from- u_ n= ~ •
<br />•. ~ perfections ~'due~'to hand]:ing. ,.
<br />~. ~ " • .,'(b);. ,~•The, sand;=used for.•mortar shall,~be clew.n. sharplake or°..bank ~sand,• free ,
<br />•~ ', ~~ ~, from'vegetable~~natter.:`and riot exceeding trree,,per •,cent ~(3~} =by,weight, ~ •
<br />- of- loam. or s~.7..t. : Itshall.-pass •_a PTO.. '10 :sieve; and~~not less than thirty
<br />' .~ per Genf (30~).shall •be reta~.ned•'upon•;a No~20. sieve.`` ~ ~ ~~
<br />,. • - ~ (c~)~~ ~ All cement for mortar in masonry~shall• be' subject to's`test: by the°~,TJhgineer ~ .•
<br />' . - ~ and s, i~ a1Tbe; properly marked `vu-ith manufacturer ~s brand and date :of test. - . - .
<br />- ~ . j;t shall be .stored in ,suitable warehouses .•or sheds =arid protected from the
<br />. .- ~ ..vreather, .~'~Porzland'cement .shall •have'_a .,specifc.:,gravity ,of notless than ::- ' . ,::-
<br />. t r~'^< < ,three {3}~ and 'shall have a°-r-esdue~ by weight of;, not'rnore'.thari:eigYit. (8~)
<br />.~ - ~ :per cent on` a~ Plo.', .100 ,sieve; or .,twenty„„-tvro~;percent (22~}, .,on a- pTo, 200 =•; ,•
<br />sieve.. ~ ~., .. ~ - 'j _ ,
<br />~~ ~ ~ ~- ~ .AIa Portland: cement, when ;tested •in neat briquettes; .shall show a~tensilei
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<br />~ - - atreng't"h of at least one ;:hundred seventy five (;125) pounds'''-per, square inch•''
<br />`~ - -after; ;one hour set„~.n:', air. and twenty ,three.,'-.(23 )~ hours .set in water ;:and at, _
<br />- •leastfive ';hundred .(,500) pounds ..after ':one, ~(1) ~ day set in •-air '.and six:'. (6) ~. ; ~ _ ~ ,
<br />~~ days set in water„ ~ _
<br />. (.d) :gll ~casts.ngs (iron.) Bused in~inlet covers shall, be tough and of ,even. grain..; _ °-
<br />free rom;sand and bl'ovr~ holes, and coi~'orm: to ;dimensions -and =irreights~~ ~.n-' ~ :
<br />• " , ~dcated` on..,plans~,°: All: parts of .~cast:ngs sYiall„ b,e thoroughly •coated w2th"
<br />.. a=.sutable a`sphaTtur~"or` other ~rnpervioizs preparation as;;may. ~:be~ suitable . ,
<br />' - ~ ~ to the;Engirieer or,"Inspector. ~ '
<br />(e')` Tnletsr shalh ;be.constructed.` as sh:otivn on plan, Grated;.covers shall be set ,. :-
<br />-~o conform with ,plan grade:. Ah° pipe'.,conne..ctions"shall:• be ,firmly bolted; .
<br />or banded„ - ~~ • ' •. ~ ~ ,
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<br />(f) Concrete sewer .,pipe shall be laid to;ain.e and •~gra,de,., pipe -when aaid shall '
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<br />• •-•- a .we ~ ~ e , e : ~.n, a cushion; of ;earth under',and~ around and'~to a:~ depth of
<br />'. ',one foot over:~;pipe, . , Joints;;shall be ~~completely„f3aa,ed v~.th a ~mixtuse• of~ ,.. ,
<br />. one part of :'Fortl~.nd cemeri4t: to tYiree parts :mortar sand mixed. with.- clean ; .~:
<br />. ,water •"fo form a st~.ff putty, Concrete, .pipe may be : standard ,double' strength ;
<br />r''einforoed, =or reinforced ;.,culvert pips depending, on size', cover, ~ bearing
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<br />..load requz:rements : as_ approved by' Engineer i' (RC -Concrete pipe } ~ ~ •.
<br />• (g) ~,Ttrifed:sewer'~,ppe~ for storm.~sewers~ "shall• be ;laid and',jointed.. as: sped=
<br />~~ ie. ~ _un er ;concre a :pipe` and sYiall , be`' staridaxd, ~.ouble strengthi'. or triple -
<br />,•., • .• strength depending or! ,size;_ _cover,''and bearing.ac~ad .requrements~.,.as .• ~ •
<br />. ~ approved by -;~ngirieer! ~ ~ '
<br />~~~~.~ ~ - (;h)~ Nitrified ,sewer pa.pe` for~'.sanitary,'"sewers shalh:conforin.-to requirements "„' .'~ •
<br />un er :;ttgtr • a ove an ,in~ adTi~ion, , sha31 ~ have ~+shp seal • j oints~~ as sped-- -~
<br />` : ~ Pied under specifications of Urixversal Bewer pipe Corporation:,:or. equal,
<br />, (i~) Surfacing; acid seeding. ~ A. strip' of 9= feet .in width on- each side" ofr.the, paved
<br />' roa way s a e sur aced and seeded,Soil shall be loo ened. to depth of` ~"
<br />• 4;;-inches and commerical;fertilzer of, $/5/3~ T0~6/4 or. 4•/124 formula- shalh ;~ .
<br />be applied `evenly to -,the , surface~:;of the.: soil', at =the `.rate of ~ 10 -.pounds .per
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<br />._, . _ - - ~ 1000 •~square.;:feet~ arid-worked-•°znto;~the'top.-2~~.~of~~soi1:;~ Before-sowing°grass -'. -"
<br />' - s'ee'd. the ground must. be reasonably smooth,:. friable; arid~'of "uniformtexture,
<br />a ,~-deed ~Shall`"iot; be sown. wheri,'the'soih,,s_`~'muddy; baked hard~.or.=when tYie wind- , ~, .
<br />~s blo~in.ng-_. so,- strongly.• as, ~.to prevent ~everi distribut~;,on.,~ .. Seed, inixture,~ shall,
<br />_ = =b.e 60~ timothy, :20~ red~~~ clover 'arid 20% ~Eiiglish=~eri~niah Rye= and; shall-".be , -
<br />"own of the .rate of one pound.every-..300 s'quare;,feet '(~145.pounds, per acre).
<br />• " ,•,; , ; :. ''Seed,: shall ;be evenly _sown„.lightly., raked into; top, 1/4': s.n:cYi~ of Soil and.: ~ •
<br />rolled:~hghtly wah _1at~m roller.:: '~ - .. ~, _ ~ ~ .~ -.
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<br />` `f ~ . price 'bid per square yard.., of surfacing and, 'seeding shall •nclude all ~ labor,
<br />' equipment and ma-teria7: to' accomplish the •aliove designated ~~rork,,
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