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Attachment 3 - Well Construction Diagrams <br />Preliminary Piezometer and Montitoring Well Construction - Shallow <br />CDCR Property, Newcastle Road, Stockton, California <br /> <br /> <br />J-Plug <br />Project Forward Landfill Wells <br />Sand <br />LAND SURFACE Town/City Stockton <br />County San Joaquin County State California <br />3 feet Permit No.TBD <br />Land-Surface Elevation and Datum: <br />Neat Cement Grout up to 3 feet below surface feet Surveyed <br />or approved bentonite cement mix <br /> Estimated <br />Installation Date(s)TBD <br />Drilling Method TBD <br />Blank Riser <br />2 inch Diameter, Drilling Contractor TBD <br />Sch. 40 PVC <br />Remarks: <br />Borehole <br />Minimum 6 inch Diameter <br />TBD feet <br />Hydrated Bentonite Chip Seal <br />5 feet <br />TBD feet <br />#2/12 Washed Silica Sand Filter Pack or Equivalent to Match Screen Slot Size <br />Centralizer <br />20 feet (TBD)Screen 2-inch Sch 40 PVC, Slot Size 0.01-inch <br />up to 90 Feet Total Well Depth (TBD) <br />Notes: <br />DRAWING IS NOT TO SCALE <br />2. Soil logged in accordance with ASTM designation D2488 <br />3. Centralizers to be placed at bottom and top of screen and near surface <br />4. Grout placed with tremie pipe and positive displacement <br />5. Anticipated depth to water 60-70 feet below ground surface <br />6. Well to be surveyed by licensed surveyor <br />7. Plinth sloped to drain water away from well <br />TBD - To be determined <br />1. Exact well completion depth, screen length and placement to be <br />determined based on lithology at each well location <br />CDCR-PZ-XX, -AMW-XX <br />Portland Type 1/11 <br />Cement 4 foot Wide <br />Plinth <br />3 feet <br />Stove-Pipe or <br />Traffic Rated <br />Well Box <br />Attachment 3 - Well Construction Diagrams <br />2/1/2023