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MONITORING WELL CONSTRUCTION DIAGRAM <br /> Diagram Not To Scale <br /> o <br /> o o o SURFACE SEAL <br /> Surface <br /> Seal o Surface Seal Depth: 0 to 2.0 Feet <br /> o 'd p, . Surface Seal Material: Concrete <br /> a a v <br /> 0 <br /> Sanitary SEAL <br /> Seal <br /> I 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 /> ' — I <br /> FILTER PACK # <br /> Filter Pack — Depth of Filter Pack: 32 to 65 Feet <br /> Filter Pack Material: #3 Sond <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 /> 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 /> I2-29-94 .__ _ . __ <br /> A. Teichert & Son, Inc. ANDERSON <br /> Vapor Extraction Well MW-13 CONSULTING GROUP <br /> File No. 3312-45 Roseville (916) 78&4M <br /> Grass Valley (916) 273-SOIL <br />