Laserfiche WebLink
Total depth of boring, 45 ft. Diameter of boring, 10 in. Date drilled, 10/17/91 <br /> Casing diameten 4 in. Length, 64 ft. Slot size: 0.D50 in., <br /> iScreen diameter, 4 in. Lengths 20 ft. Material tripe, PVC <br />�I Drilling Company, westex Driller, Chris & Mark <br /> Method Used, Hollow—stern Auger A Field Geologist, Claudia <br /> Signature of Registered Professional, <br /> Reglatration Na: 4313 S e, Calif. <br />• <br /> SAMPLE 3018' USCS WELL <br /> DEPTH NO. Op P 'I.D' CODE DESCRIPTION CONST. <br />•i <br /> 0 Asphalt. <br /> 2 <br /> 4 <br /> 1 Silt trace clay, light brown to light olive green, slightly damp, <br /> S- 5 g-3' ppmv r11< slight plasticity, hard. <br /> 6 <br /> g <br /> S-10 55 0 SM Sandy silt. fine—grained sand, reddish brown to light olive <br /> _ 10 - ppmv green, stightly damp, hard. <br /> 12 - <br /> S-15 <br /> 2S-15 50 0 ML Silt some sand, fine—grained sand, reddish brown to light <br /> ppmv olive green, slightly damp, hard. <br /> r 16 •• <br /> is - <br /> - 20 - <br /> 0 Sandy silt, fine—grained sand, moderate brown, slightly <br /> w 20 5-20 25 ppmv SM damp, very stiff. <br /> (section continues downward) <br />• �►tAkai LOG OF BORING: B-10/VW-1 PLATE <br /> ARCO Service Station No, 548 <br /> 1612 Hammer Lane 16 <br /> PROJECT NO. 30004-4 FILE Na' Stockton, California <br /> 0004D9A <br />