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I Drilling Log FI❑® GROUNDWATER Soil Boring F al❑ TECHNOLOGY Project STHL/9110 Thortcn Rd Owner The Southland Cor oration SeeSite Map Location Stockton CA Project No 020301211 Date drilled 1/12/93 For Surface Elev. N/A ft Total Hole Depth 455 ft Diameter 8 In COMMENTS I Top of Casing NIA ft Water Level Initial NIA ft Static NIA ft Screen Dia N A rn Length N/A ft Type/Size N/A in The decor Water was stored In 55-gallon Casing Dia N/A fn N/A ft N/A drums while the soil cuttings were placed g Length -- Type - -- on and covered with plastic Water and Filter Pack Material N/A g-6/Spht Soon and so#were stored on site until they Rig/Core Type - � could be analyzed and disposed of Drilling Company Kvrlhaw Method Hollow Stem Auger Permit # 92-3681 properly No groundwater was Driller Mike Crocker L09BY SC Hurley encountered during drilling activities Checked By David KleesattelLicense No. 6-4 ro RC# 5136 -- N '5.-, oa moQ ,Description U p O �.. a a e s ro� ,� {Color, Texture, Structure} ' 00 tllmx G? a Trace < 10%, Little 10% to 20%. Some 20% to 35%, And 35% to 50% .2 0 all ASPHALT 2 Clayey SILT, brown, about 60% silt, about 30% clay, about 10% fine sand (slightly moist, no hydrocarbon odor, very stiff) 4 2 ML 12 0 7 5 1s 6 I 8 a SAND, tan, about 70% medium sand, about 30% fine sand (slightly moist, no 10 12 SP hydrocarbon odor, medium dense) 0 10 13 I 12 I14 u 15 ML I 03 15 17 Clayey SILT, brown, about 70% silt, about 30% clay (slightly moist, no 1 6 hydrocarbon odor, very stiff) f18 a '5 20 03 20 19 5M Silty SAND, brown, about 60% fine sand, about 30% silt, about 10% clay (slightly moist, no hydrocarbon odor, medium dense) I - 22 - - 24 — sP 03/11/19931ithlog-ian93 Page 1 of 2