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J <br /> 4 MONITORING WELL CONSTRUCTION DIAGRAM <br /> Diagram Not To Scale <br /> 6 <br /> ° oa o SURFACE SEAL <br /> Surface o <br /> Seal o Surface Seal Depth 0 to 2 0 Feet <br /> 0 a ° Surface Seal Material Concrete <br /> SANITARY SEAL <br /> 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 /> 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 /> Bottom Seal BOTTOM SEAL <br /> Depth to Bottom Seal 65 Feet <br /> Bottom Sea] 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 Telchert & Son, Inc EANDERSON <br /> r traction Well MW-13 ULTING GROUP <br /> Vapor �x <br /> File ilio 3312-45 iville (916) 78fr6883 <br /> Valley (918) 273-SOIL <br />