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CLIENT-W1 ins & Associa-res Date- 6-?4-91 <br /> Site: 4555 N. Pershing Ave. <br /> Location: Stockton CA Job No, 309101 <br /> Driller: Aqua Sci. Engineers Driller <br /> License No, C57 487000 <br /> ethod: B-61 Sampler <br /> Hollow Stem, Continuous Flight Type: Cal. Modified Split Spoon, 2--1/2" OD <br /> Auger: 34I.D. 7E' O. D. 140 Lbs @ 30" drop <br /> Samples Agency: San Joaquin county Health Dept. <br /> Logged Inspector: Mike Infurna <br /> b • MAP MTY CEG 1380 <br /> --- Sample Sample Blows Depth - US <br /> No, Depth foot Feet CS I Description of Soils <br /> (Feet) 0 Surface: Asphalt/baserock 0-8" <br /> 5 SC Clayey, fine SAND; Red-brown; Damp; Friable <br /> B-6-1 6- 104 Medium plasticity; No odor or staining; <br /> 6-1/2 100% recovery; Vapor reading -- 300 ppm <br /> 10 SW Fine SAND with some clay; Red-brown; Moist; <br /> 8-6-2 11- 36 Friable; No to low plasticity; No odor or <br /> 11-1/2 staining; 100% recovery; Vapor reading - <br /> 200 ppm <br /> - 5 <br /> 1 <br /> B-6-3 16- 32 e SC Clayey fine SAND; Red-brown; Damp; Low <br /> 16-1/2 plasticity; Friable; No odor or staining; <br /> 100% recovery; Vapor reading 200 ppm <br /> 20 SC Clayey find SAND; Grey-brown with some <br /> 8-6-4 21- 34 olive-grey mottles; Damp; Friable; Medium <br /> 21-1/2 plasticity; Slight odor and staining; <br /> Vapor reading - 100 ppm <br /> 25 SW Medium fine SAND, some clay; Grey-brown <br /> B-6-5 27- 24 with few faint red-orange mottles; Friable; <br /> 27-1/2 Non plastic; Moderate odor and staining; <br /> 100% recovery; Vapor reading - 2 , 000 ppm <br /> 30 Boring terminated at 27-1/2 ' <br /> 35 <br /> Depth to Init-al Static Elevation (MSL) <br /> Ground Water• <br /> otal Depth of Type of Backfill/ Type 11 Portland Well/Boring <br /> Borin Well : 27-1 2 ' Sanitar Seal : Cement Permit Na: 91-1.435 <br />