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i •k <br /> METAL PROTECTIVE CASING <br /> EXISTING GROUND SURFACE <br /> 9' :a — LOCKABLE CAP <br /> CONCRETE SEAL <br /> D .Y. <br /> j CEMENT—BENTONITE GROUT <br /> j .35'_ <br /> 38r <br /> BENTONITE PLUG <br /> I. {� <br /> SAND PACK <br /> PVC PIPE Wl 0.02` SLOT 2' I.D. <br /> BORING <br /> rf :� <br /> BOTTOM CAP <br /> NOT TO SCALE <br /> I— ROEK SROTRERS PROPERTY <br /> -DIAGRAM ---- <br /> BALBI & CHANC ASSOCIATES PROJECT NO. <br /> l 170Geotechnical Consultants /MateriaisT5-1 DATE 4/21/89 <br /> estfn9 PREPARED 6Y <br /> DAR PLATE <br /> I <br />