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= s= w r M M M= M M r= M M r M M M <br />building_ areas <br />ivv Nprl <br />action <br />level <br />J <br />pavement areas open space areas <br />Active vacuum collection running at all times. LFG collected and discharged at one or <br />more central vent(s). Gas extraction piping runs to header pipes. Header pipes collect <br />gas for discharge at central vent(s). Headers allow conversion for passive venting. <br />geomembrane <br />geomembrane 500 <br />below open PPm <br />space areas actic <br />IIII IIII-IIIII IIIII IIIII I I IIII <br />W Y Y Y W Y <br />W W Y Y W <br />— — - — — — — ---- - — — — -- perforated gas <br />— — — �— piling perforated gas <br />\` development extraction piping in <br />- - — - - extraction piping in fill gravel filled trenches <br />gravel base <br />�- refuse <br />electrical wire conduit <br />sewer/water utilities <br />storm sewer <br />and manhole <br />*Manual landfill gas system adjustments and HVAC increase Schematic Drawing — Not To Scale <br />Floyd & Snider i.G CLEANUP ACTION PLAN FIGURE 6-1 <br />Landmorc Technologies, Inc <br />HWA GeoSciences, Inc. PHASED ACTIVE LANDFILL GAS <br />Kleppe Consulting MFG, Inc. Everett Landfill Tire Fire Site `'' CONTROLS — CONCEPTUAL CROSS SECTION <br />DATE: 10/06/00 4:31pm <br />DWG NAME: G: proiect\Clients\Floyd and Snider\evrt2000\CAPfiqures6oct00\evrt0001 dwq <br />