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OU4 1119 i.og d- 7 Page 1 of_ CLTENT•Wi ins & Associates Date- 6-24-91 site: 4555 N. Pershing Ave Location: Stockton CA Job No• 309101 Driller: Aqua SCI. Engineers Driller License No: C57487000 Method: 8-61 Sampler Hollow Stem, Continuous Flight Type: Cal. Modified Split Spoon, 2-1/2" OD Auger - 3"I . D. 7�� p p, 140 Lbs 30" drop Samples Agency: San Joaquin County Health Dept. Logged Inspector: Mike Infurna b • MAP MTY CEG 1380 Sample Sample Blows Depth - us No De th foot Feet CS Description of Soils (Feet) 0 Surface: Asphalt/baserock 0-8" 5 SC Clayey; Very fine SAND; Red-brown; Damp; B-7-1 6- 16 Friable; Medium plasticity; no odor or 6-1/2 staining; 100% sample recovery; Vapor reading - 100 ppm 10 SC Clayey fine SAND; Red--brown; Moist; B-7-2 11- 50 Friable; Medium plasticity; no odor or 11-1/2 staining; 100% sample recovery; Vapor reading - 100 ppm - 15 B-7-3 16- 70 SC Clayey fine SAND; Red-brown; Moist; Fri- 16-1./2 able; Medium plasticity; no odor or staining; Vapor reading - 100 ppm 20 SC Clayey fine SAND; Some silt; Grey; Very B-7-4 21- 45 moist; Friable; Low-medium plasticity; 21-1/2 Moderate odor and staining; Vapor reading - 100 ppm; 100% sample recovery 25 SW Fine SAND; Brown--grey brown; Very moist; -IB-7-5 27- 26 Wet; Loose; Non Plastic; Moderate odor and 27-1/2 staining; 100% sample recovery; Vapor reading - 400 ppm 30 SC Clayey fine SAND; Brown; Very moist; B-7-6 31- 46 Friable; Low plasticity; no odor or stain- 31-1/2 ing; 1001 sample recovery; Vapor reading - 80 ppm 7 35 Boring terminated at 31-1/2 ' Depth to Initial Static T_-Ground Water:N A Elevation (MSL) tal Depth of Type of Backfill/ Type II Portland Well/Boring orin We11 : 31-1 2 ' Sanstar Seal • Cement Permit No: 91-1435