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y~ 4 <br />UCEfiCI�ULUE Hydro -jetting <br />ENVIIINNMENTNL SERVICEM, INC. <br />Obrrin list ut Srn•mwa r:r lines. upstream/d otirnstrcam <br />manholes. <br />Coordinate logistics & schedtding lcitll City. <br />Cthlaill Slot tit wal01 till. inlormal ion, Ina IC•lial I.Vp(•. <br />T <br />I)itfrrcnt Icttcr head~ tam <br />remove conartC, asphalt, „yy, Determine best Jotter -head for task. Determine it <br />roots, debris, dirt, trash & sperfnnnln}, regular uru ntena rice v.s. unplula,},ul}+, aline. <br />:md. - <br />Ol <br />Fill Hydro Je LLer with water. Dispatch crew & <br />equipment Q-ew drives predethxmined rOutC. <br />Safety meeting & don PPE. Setup Traffic control: <br />b-offic comeslslgns, M10%,bnards, engluee•rirrg plaars. <br />Frluilz h...... . iLh Srlup It 1. ilalion Jdlcr el ripen <br />,Iocvo pro Lecliol- manhole. fgLlip/posi Lion ICLLCr held. <br />�t <br />For Trench cleanings, walk <br />along trench to inspect cleaning. 4* <br />Provide ILA, lent lightim�. <br />I I Herded, rondufL a <br />pro -CCTV inspoeLinn <br />LI, ,i iol for Iettrl/Vacturfur <br />smaller diamerer pipes <br />Sd uI, Varuurn_ I) l r ndinz, un Ir n„Ih of liar <br />AILLIP 1LI11Iilel)L pll)e/hJ.ie Lo Il.ai Il ict <br />S01,I]) down@I.ream .and hai' 10It1,1111 M 01) 1. I1151a1I prol)vr <br />sized plugs using air minpressor (if neccssalv). <br />Lower LhC 1" HydHl-JCL hose into LhC line. <br />Open water valve, commence Hydro JeLring <br />ConLinue to make Hydro -Jet passes until waLef is dear. <br />Vacuum all waste. <br />liansfei waste to disposal. tither to local15LF (IT <br />on -site bin. Later dispose of bin solids/liquids. <br />If accessible, position personnel at upstream <br />manhole trr enure hose rearhe. de.ired dutanre_ <br />It poaeible, perform confined space entry to .Qllllu <br />insPed tho. line. <br />'. I POSL CCTV Tn,;peeGon (il needed) <br />City Council I Sullmit forms, reports, pR&cTgr9As & invoice. <br />6'agc I I of 29 <br />6/15/2021 <br />