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vl • , I <br /> WELL CONSTRUCTION DETAIL <br /> M EC <br /> A Total Depth of Boring — 120 ft <br /> v H <br /> . ' B Diameter of Boring —8 in <br /> Drilling Method — Hollow-Stem Auger <br /> C Top of Box Elevation—ft <br /> D Casing Length — 1 20 ft <br /> F Material —Schedule 40 PVC <br /> E Casing Diameter—2 in <br /> F Depth to Top Perforations— 110 ft <br /> G Perforated Length— 10 ft <br /> D Perforated Interval From 110 to 120 ft <br /> A Perforation Type—Machine Slotted <br /> Perforation Size—0 02 in <br /> H Surface Seal From 0 to 1 5 ft <br /> Seal Material—Concrete <br /> I Backfill From 1 5 to 106 ft <br /> K Backfill Material— Neat Cement <br /> G <br /> _ J Seal From 106 to 108 ft <br /> Seal Material — Bentonite <br /> K Gravel Pack From 108 to 120 ft <br /> Pack Material—Lonestar#3 <br /> L Bottom Seal — None <br /> L M Vault box, locking well cap, <br /> I and lock <br /> B <br /> Note Depths Measured From Initial Ground Surface <br /> Go Mar - Ryan Inc, Proposed Monitoring Well Construction Detain FIGURE <br /> Former Unocal Stabon#0187 <br /> 3164 Gold Camp Dnve, Sucre 240 437 East Miner Avenue <br /> Raecho Cordova, CA 95670 Stockton, Caldomia <br /> JOB NUMBER REVIEWED BY DATE REVISION DATE <br /> 240042 9100 <br />