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0 u�"iri irrrl�' <br /> Ground Surface <br /> 50 <br /> Annular Seal-10.3 <br /> too Sack Sand/Cement <br /> Grout <br /> 150 <br /> 200 <br /> 12.25-Inch Dia. <br /> 250 Borehole <br /> 300 <br /> 350 <br /> aoo Centralizer-2-inch <br /> seperation from <br /> 450 borehole wall and <br /> individual well casings. <br /> Approximately every 80 <br /> 500 feet. <br /> 550 <br /> s0o Well Casing-2.5-Inch <br /> Dia.Sch.80 PVC ASTM <br /> 650 F480-88A(Typ.) <br /> 700 <br /> 750 <br /> 800 <br /> Bentonite Grout <br /> 850 <br /> 900 <br /> 950 <br /> Fine Sand Transition <br /> l000 Seal(3 feet) <br /> 1050 Gravel Envelope-SRI#8(Typ.) <br /> 8.75-Inch Dia.Borehole <br /> 1100 <br /> 1150 Well Screen-2.5-Inch <br /> Dia.Sch.80 PFC ASTM <br /> t200 F480-88A w/0.030-inch <br /> Slot Size(Typ) <br /> 1250 Well Sump-2.5-Inch <br /> Dia.Sch.80 PVC ASTM <br /> F480-88A(Typ.) <br /> :12022122-173 Carollo Engineers l22-2-173)-City of Lathrop ASR,Phase 21WELL1GIS1TW2.apnc:[empty]Map Layout <br /> Luhdorff 9 Preliminary Well Design <br /> Scalmanini Figure 2 <br /> Consulting Engineers ASR Feasibility Study <br /> City of Lathrop, CA <br />