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R o PROPOSED MONITORING WELL DETAIL <br /> Environmental (Page 1 of 1) <br /> Huntbrook Holdings LLC Date Started/Completed Drill Rig :CME-75(or equivalent) <br /> 3138 East Main Street Hole Diameter :8-inch Logged By <br /> Stockton, CA Drilling Method : hollow stem auger Survey By <br /> Installation of Proposed Monitoring Well Sampling Method :2-inch split spoon Northing/Fasting Coord: <br /> MW-10 and MW-11 Drilling Company/Driller. Casing Elev. <br /> ri Well: Proposed Groundwater Monitoring Well <br /> c Surf. Elev.: <br /> lev.(est Proposed Monitoring Well Construction <br /> v 30 Information <br /> r� 8-in.dia. traffic-rated well box <br /> 0 30 <br /> WELL CONSTRUCTION <br /> Date Compl. <br /> Hole Diameter :8-inch <br /> 5 25 Drill. Method : Hollow Stem Auger <br /> WELL CASING <br /> Material :Sch.40 PVC <br /> to—_ 20 Neat Cement Grout Diameter :2-in. <br /> Joints :gush-thread <br /> WELL SCREEN <br /> Material : Sch.40 PVC <br /> 15 15 Diameter :2-in. <br /> Joints :flush-thread <br /> Slot Spacing :0.010-in. <br /> 20 10 SAND PACK : No. 2112 Sand <br /> 2-inch dia., Sch. 40 PVC Casing TRANSITION : Bentonite Medium Chips <br /> 25 5 <br /> ANNULAR SEAL : Neat Cement Grout <br /> SURFACE :8-in.dia.(min.) <br /> 30 0 COMPLETION :steel well box <br /> WATER LEVEL . <br /> 35 -5 <br /> 40 -10 <br /> Bentonite Medium Chips(hydrated) <br /> 45 -15 <br /> 50 -zo Sch. 40 PVC, 0.010-in. Slotted Screen <br /> 55 -25 Sand Filter Pack(#2/12 Sand) <br /> 60 -30 <br /> 65 -35 <br /> 70 -40 <br /> 75 <br />