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( 0T275 Pqe 6 <br /> R�RAP <br /> I3.03 CONCREl'E PLACEMENf <br /> r A. Whero indiated on the dnvings for conaeted dPr+p, �1w� the surfua of the rock w be <br /> � concrcted d adherin`dirl and dry at the wurce d tupply Mdeten the rodc prior W concrete <br /> plecemen� <br /> IB. Pl�a badcfill mncrcu in a aontinuom opentlon for ary dayY run at arry a�e locatlon. Place by <br /> mwu ot pumpin�. <br /> I C. Plaammt �hdl tnrt at the bottom or toe d the rock to be ooncreted. In no cau �hall the <br /> ooncreu be pemileua w no.�oe me uope proexuoe .ebt,o«in excw or �o reeG <br /> I D. Depaeit concrete in the�pacxe betveen the rodc vith the hae trom the pump�and spade end rod <br /> inW plex w�ith suluble epadea,troMels,vibndon or other mew�pproved by the Engineer unUl <br /> the miNmum penevetlon �howm on the plw 4 atWned, ud the wAaa o( the cancrcte hu <br /> eeuined .unifo:m Iina Larre eeprasioro in the�urf�ce ot the cancrete ahtll noc be dlmued. <br /> IE. After oompledon of ooncrete plaamen4 the outer raclsu�hould project above the ooncrete surface, <br /> I epprrndmately i/3 W t/1 ot the required thicJa�w of t6e leyer, aacept w�hen full penevatlon Is <br /> required by the plun. Plaament d aoncreu under vater thall not be allarved. <br /> F. ARer the concnte ha been plaad,thorou`hly broom the�wiea from the toe w crat such that <br /> I1�1! fOC�[{UIt�C!! �(!qlp0lE4� �fld � 6UIfKY VO�df 1�l4. <br /> G. After compledon d ury IMoot�trfp,no w�orlunan or lod�hall be pertnitted on the ewiace tor <br /> I e period of at leut TA houn. <br /> H. GLre ooncrcted riprep by�n Engineerapproved meuu for�perlod of 7 day�following plaament. <br /> I3.04 WASI'E MATERIALS <br /> A. AII forcign materfal�,rubble ud�bandoned oautructlon�su sh�ll be buried or diaposed of in <br /> Iaaordana w�fth Sectlan 07200. <br /> B. Convactor ahell `rnde nnd raWro dl �nste veas W melnWn � netunl eppeuing veriable <br /> � perantage dope. <br /> END OF SECY'ION <br /> ( BOE02275SPC <br /> I <br /> I <br /> 1 <br /> I <br /> I BDBP <br /> 090190 <br />