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-60 <br />-65 <br />-70 <br />-75 <br />60 <br />65 <br />70 <br />75 <br />Well/Boring <br />Stratigraphic Description <br />Geologic ColumnELEVATIONDEPTHConstruction <br />60 <br />65 <br />70 <br />75 <br />Dark gray Silty CLAY, some Sand, medium plasticity, soft, no odor. <br />Gray-brown fine SAND, trace Silt, medium density, rounded to sub rounded, <br />poorly graded, wet, no staining. <br />Dark brown SILT, some fine Sand, low plasticity, wet, no odor. <br />Dark brown SILT, some fine Sand, low plasticity, wet, no odor. <br />Client: <br />Site Location: <br />Well/Boring ID: MW-9C <br />Borehole Depth: <br />2103 Country Club Boulevard, Stockton California <br />Chevron Environmental Management Company, Facility <br />No. 94054 <br />81.5 <br />= Not Applicable/Available; AMSL <br />samples taken at 10-11.5', 15- <br />bgs = below ground surface; NA <br />= Above Mean Sea Level; Analytic <br />16.5', 20-21.5', 25-26.5', 30-31.5', 35-36.5', 40-41.5', 45-46.5', 55- <br />56.5', 60-61.5', 65-66.5, 70-71.5', and 75-76.5' bgs; Samples <br />analyzed for TPH-GRO by US EPA Method 8260, BTEX and MTBE <br />by US EPA Method 8260; Underground utilities were cleared to a <br />depth of 8 feet one inch bgs using an air knife. <br />REMARKS <br />Page: 4 of 5C:\Users\wdberndg.ARCADIS-US\BIM 360\Arcadis\ANA - CHEVRON CORPORATION\Project Files\94054 - Stockton\2020\30045679\01-DWG\CHEVRON MW-9C BORING LOG_1.CDRBackfilled with <br />Neat Cement and 5% Bentonite Mixture