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s <br /> k' 111111y'''''' S 133 <br /> TMC ENVZRorHENTAL, INC. Boring Log B-1 <br /> Page 1 of 3 <br /> CT,IENT:Wig ins & Associates Date: 6-24-91 <br /> Site: 4555 N. Pershing Ave. job No: 309101 <br /> Location: Stockton CA Driller <br /> .filler: Aqua Sci. Engineer License No: C57 487000 <br /> Method: B-61 Sampler <br /> Hollow Stem, Continuous Flight Type: Cal. Modified Split Spoon, 2-1/2" OD <br /> Au er• 3"I.D, 7" O.D. <br /> _1401,11s @ 30" drop <br /> Samples Agency: San uoaquin County Health Dept. <br /> Inspector: Mike Infurna <br /> Logged <br /> hIL: 14AE/M`E'Y CEG 3.380 <br /> SampleISample Blows Depth - US <br /> No. pe th foot Feet CS Descri <br /> 5urface•tlAsphalt/baserock 0--801 <br /> (Feet) <br /> 5 Clayey fine SAND; Red-Brown; Moist; <br /> B-1-1 6- 10D SC Friable; Low Plasticity; No odor or <br /> 6-1/2 staining; 100 sample recovery; <br /> Vapor reading - 0 ppm <br /> 10 <br /> Change to continuous sampling - 1 sample/ <br /> 1811 <br /> 11 - 80 11 SC Clayey fine SAND, some silt: Red-Brown; <br /> Moist; Friable; Medium Plasticity; No odor <br /> 11-1/2 or staining; lo0% sample recovery; Vapor <br /> reading - 0 ppm <br /> 12 <br /> B-1-3 12-3./2 Clayey fine SAND; Red-Brown; Moist; <br /> -13 70 SC Friable; Low Plasticity; No odor or <br /> staining; 100% sample recovery; Vapor <br /> reading - 0 ppm <br /> 13 <br /> 14 Fine SAND, some silt; Red-Brown; Moist; <br /> B-1-4 14 - Friable; Low 'plasticity; No odor or <br /> SW staining; 100% recovery; Vapor reading <br /> 14-1/2 30 - <br /> D ppm <br /> 15 Clayey very fine SAND, some silt; Brown <br /> B-1-5 15-1/2 SC with some red-orange mottles; Moist; <br /> Friable; Low Plasticity; No odor or <br /> - 16 <br /> staining; 100$ sample recovery; Vapor <br /> reading - 0 Ppm <br /> -pth to Initial Static <br /> Elevation (MSL) <br /> Ground Water: e ;I Portland Well/Boring <br /> Total Depth of Type of Backfill/ 'rep Cement permit No: 91-1435 <br /> Born Well <br /> Sanitar 5ea1• <br />