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MONITORING WELL CONSTRUCTION DIAGRAM <br /> Diagram Not To Scale <br /> a <br /> Surface n ° TD ' o SURFACE SEAL <br /> Seal o Surface Seal Depth: 0 to 2.0 Feet <br /> Surface Seal Material: Concrete <br /> p . <br /> Sanitary Seal SANITARY SEAL <br /> Depth of Backfill: 2.0 to 29 Feet <br /> Blank Casing Backfill Material: Cement Grout <br /> BENTONITE SEAL <br /> Bentonite Seal <br /> Depths of Sanitary Seal: 29 to 32 Feet <br /> Sanitary Seal Material. Bentonite <br /> FILTER PACK <br /> Filter Pack — Depth of Filter Pack: 32 to 65 Feet <br /> Filter Pock Material: * 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 /> Bottom Seal BOTTOM SEAL <br /> Depth to Bottom Seal: 65 Feet <br /> BOREHOLEBottom Seal Material: PVC Cap <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 Rosevine (916) 795-8883 <br /> Grass valley (916) 2r3-SOIL <br /> OTO/OT0 InNQS QNv J'HaHoiu 99ZT99£ X53 TO:TT 90/�T/10 <br />