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� 01100 Pqe 9 <br /> EARTHWORK <br /> IC. Sprced cwMurd fltl in a 8•ineh ms�dmum loose Ilft thldmess u�d aompaa b not lesa than 9546 <br /> maaimum dry dentiry(ASCM D1557). Moisture content ahall be uNform throughout a compacted <br /> Ilift and shell runge from 0 w 2 percent grcaur than the optlmum mdsture conten� <br /> 3.09 PIPE BEDDING <br /> I A. Contractor th�ll place bedding materid belrnv�nd adJ�cent w the pipe in uni(ortn lifts brought <br /> up concurrently on eitAer alde of the pipe. Mahture aondfdon the beddin`matedal to be 2 a 3 <br /> percent wet of opdmum. Ptace beddir� materid in even 6-fnch-th�dc muimum loose IIRa end <br /> I aompact by lemping unifomdy W 90% of mudmum dry densiry (ASI'M) DI557) (9596 under <br /> swctura or roadveys). Jettlng ot baddll matedda thall nat be pertnitted unless approved in <br /> writlng by the Engtneer pdor W compacdon• <br /> ID. Contractor ahall compact matedal placed wAthin 1 S feet of the pipe by hend tamping equipment <br /> only. <br /> I C. Convactor shall plaa the bedding aurfece for the pfpe W prwide �firtn foandadon of unitorm <br /> dens(ty throughout the endrc length d the pipe. Pi�a the pipe caretully in the founda6on <br /> bedding accuntely�haped�nd rounded to canform eo the lo�veat one-tourlh of the outafde porUon <br /> I of dreular pipe,or W the lover curved portlon d pipe urh for the entlrc length of pipe or arch. <br /> When necessary,the fowdadon beddine aholl be(urther temped a fW e�dstlng wids. Bell hola <br /> and deprasions for jdna ahell be only of such length,depth,and vidlh a+rcqulred for properly <br /> I making the part3cular type Joint. <br /> 3.10 BACKFILLING P�E TRENCH <br /> I A. Convactor thsll place end oompact pipe bedding to lA feet over the top of the pipe before <br /> baddilling the remainder of the vench. <br /> I B. ControMor chW take all necasary prccautlau w protecl the pipe from arry damage,movemen4 <br /> or ehifUng. Bacldi0 by p�nhing the mete�id trom the end of 1he treneh fnw, dong, and directly <br /> over the pipe w thot the mated�l shW be applfed in Ihe form ot a roiling alope. It backtill is <br /> I placed on the dda d the pipe in the tre�,com.vrrently plaoe a equa!depths on both sids of <br /> me pipe ane comP.n unirormly w u not a Nap,« me pfpe rrom me auWisnea al�gnmeot. <br /> General baclAUling trom the dda ot the tren�shW be pertNaed only after culfldent material <br /> has flrst been caretu0y placed over 1he pfpe W � depth a( 18 fncl�n to protat the pipe. <br /> I Convactor qualiry conwl teatlng for demiry ahall be made a�neassary to acsure the Contractor <br /> of confortnena a the specified compactlon critede. <br /> I C. Convactor ahell rcmove temporary shorin� end br� es the trench is bacldilled. HackAlling <br /> ahall contortn a the requlrcmenb for 811t ud barJdilla cped8ed hercin. <br /> D. Where the trench hu been deMetercd by w'ell-poinu,MeW.or ury other eueh methods that would <br /> r lower the water uble surroundint the trend� areas. Convactor �hdl contlnue �uch dew�etering <br /> I unal the vench ia campietely beckfilled end approved. <br /> ( E. Bacldll materiat ahatl be frce from aod,roota,bnuh,deMia,uatih or oNer objectionable matedel <br /> and shell cantain no etone vfiose grcetat dimension b moro thu�3M the loose Iift thidcneas. 'Ihe <br /> mst of removel and dispaaal of these items�hail be induded In the Convact unit pdce, end no <br /> I turthcr compensatlon ahs11 be paid. Remove md dispose ot dl unsuluWe materials w an <br /> approved disposal uea. <br /> I <br /> I BDBP <br /> 090190 <br />