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MY <br /> 1" Sch 80 PVC <br /> Liquid filled <br /> pressure gauge 1" PVC true <br /> 0-30 PSIG J� union ball valve <br /> 2" Sch 80 PVC Tee <br /> a a b b <br /> 8 8 8 8 a s <br /> aaeb 4A8a 12" 0 Well vault <br /> 8 6 8 <br /> a b b <br /> b a b Existing concrete seal <br /> a a e <br /> q a b <br /> O 8 6 <br /> d 6 6 <br /> 4 8 8 <br /> r r <br /> . . <br /> •.• •♦• Existing air sparge well <br /> r r • r <br /> 4 <br /> f♦I ♦f <br /> r r r I <br /> F r r r <br /> ♦ <br /> r r r F <br /> r r r r <br /> r r r r <br /> r r • r <br /> _50, <br /> r r r r <br /> r . <br /> Total Depth r F♦F <br /> r r • r <br /> r`r r`r <br /> f♦I /♦F <br /> r r r r <br /> ♦ t <br /> F r r r <br /> r r • F <br /> r r r r <br /> ♦ . <br /> • r r r <br /> r r r F <br /> r`r r�r <br /> ♦ <br /> F r r r <br /> r r r I <br /> r`r r`r Portland cement <br /> r r • r <br /> r`r r`r <br /> ♦ <br /> r r r r <br /> r r ♦ r <br /> ♦ . <br /> r r r r <br /> ♦ . <br /> • • r r <br /> 2' Bentonite seal <br /> RMC 2x12sand <br /> 2" 0 Sch 40 PVC <br /> 2' screen interval 0 020" slotted screen <br /> �24" <br /> NOT TO SCALE <br /> FORMER CHEVRON U.S.A. SERVICE STATION 9-1918 <br /> PACIFIC 45 East Harding Way at EI Dorado Avenue FIGURE <br /> ENVIRONMENTAL Stockton, California 8 <br /> GROUP, INC PROJECT <br /> AIR SPARGE WELL DETAIL. 320-133 7B <br /> t <br />