Laserfiche WebLink
Drilling Log <br /> [I0© GROUNDWATER VW—'J <br /> 11011 TECHNOLOGY <br /> Prosect Chevron/Ben am)n Holt Owner Chevron USA Products Co See Site Map <br /> For Boring Location <br /> Location .Stockton, Ca Project No 02320-2241 Date drilled 3/3/92 <br /> Surface Efev Total Hole Depth 20 0 ft Diameter 8 rn COMMENTS <br /> Top of Casing Water Level Initial 20 0 ft Static <br /> Screen Dia 2 In Length 5 ft Type/Size 2 in <br /> Casing Dia 2 in Length 15 ft Type Sch 40 PVC <br /> Filter Pack Material Laps Lustre #2/12 _. Rig/Core Type Mobile B-53/Split Spoon <br /> Drilling Company Sierra Pacific Method .Hollow Stem Auger Permit # <br /> Driller .Manuel Arquillo I Log By Steve Kranyak <br /> Checked By Ed Simons License No RG 4422 <br /> C <br /> `> " Description <br /> y•• `ai b W 'o'o �a U <br /> CL— 41 _ R Qu, O p <br /> 4)_ E a E #u (Color, Texture, Structure) <br /> O `D °m N Trace < 10%, Little 10% to 20%. Some 20% to 35%, And 35% to 50% <br /> (n <br /> U m x <br /> 0 Asphalt over base course <br /> 0 o Town silty CLAY with some fine sand (medium stiff, moist, <br /> no hydrocarbon odor) <br /> 2 < < <br /> < < <br /> 0 - 4 < < <br /> s CL <br /> < < <br /> 8 <br /> 10 Gray silty fine SAND (medium dense, moist, hydrocarbon <br /> odor) <br /> 12 <br /> 14 <br /> 65 A to SM <br /> 12 <br /> _ <br /> 13 <br /> 70 S 15 <br /> 18 12 <br /> I5 <br /> 12 <br /> 70 C 14 <br /> 20 Encountered water 3/3/92 (1630 hours)) <br /> End of boring Installed vapor extraction well <br /> 22 <br /> 24 <br /> 04/07/1592 kthlog-1an92 <br /> Page 1 of l <br />