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SCHEMATIC DIAGF M OF MONITORING WELL C(—"STRUCTION <br /> PROTECTIVE CASING . <br /> . p. <br /> v•Q, .o;,. LOCKABLE TOP <br /> CONCRETE SEAL <br /> 1 .5' <br /> PVC WELL CASING . <br /> M • <br /> CEMENT-BENTONITE GROUT <br /> 2' <br /> BENTONITE SEAL <br /> 3.5 <br /> 5' <br /> SAND PACK <br /> WELL SCREEN <br /> BORING <br />/� ''• BOTTOM CAP <br /> 20' *Not to Scale <br /> l <br /> Former Puregro Facility CONSTRUCTION OF WELL <br /> 1 BALBI & CHANG ASSOCIATES PROJECT NO. •2037-1 DATE 12/27/90 <br /> Gsotschnlcal Consultants /Materials Testing PREPARED BY GyX PLATE A-6 <br />