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MONITORING WELL CONSTRUCTION DIAGRAM <br /> Diagram Not To Scale <br /> SURFACE SEAL <br /> Surface e <br /> Seal 0 4 Surface Seal Depth: p to 2.0 Feet <br /> o `a °, Surface Seal Material: Concrete <br /> ti <br /> q v p <br /> Sanitary Seal SANITARY SEAL <br /> Depth of Backfill: 2.0 to 29 Feet <br /> Backfill Material: Cement Grout <br /> Blank Casing <br /> BENTONITE SEAL <br /> Bentonite Seal <br /> Depth of Sanitary Seal: 29 to 32 Feet <br /> Sanitary Seal Material: Bentonite <br /> • - FILTER PACK <br /> P <br /> Filter Pack — Depth of Filter Pack: 32 to 65 Feet <br /> Filter Pack Material: #3 Sand <br /> WELL CASING <br /> Casing Length: 65 Feet <br /> Screened Depth of Blank: 0 to 35 Feet <br /> Casing — - — Depth of Screen: 35 to 65 Feet <br /> Slot Size: 0.02 inch <br /> _ Casing Diameter: 4 inch <br /> Casing Material: Schedule 40 PVC <br /> Bottorn Seal - `� BOTTOM SEAL <br /> Depth to Bottom Seal: 65 Feet <br /> Bottom Seal Material: PVC Cap <br /> BOREHOLE <br /> Depth of Boring: 65 Feet <br /> Diameter of Boring 10 Inch <br /> Drilling Method Hollow Stem Auger <br /> A. Teichert & Son, Inc. ANDERSON <br /> Vapor Extraction Well MW-13 CONSULTING GROUP <br /> File No. 3312-45 Roseville (916) 786-8883 <br /> Gress Valley (916) 273-SOIL <br />