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Boring Number. OP-3 <br /> Job Number: 3001,12 HORIZON ENVIRONMENTAL INC. <br /> � _ <br /> Site Location: Discovery Chevrolet, Tracy, CA <br /> Drilling Company: V & W Drilling Drilling Method: Geoprobe <br /> Drilled By: Larry & Earrick Sampling Method: Barrel Sampler With Liners <br /> Date Drilled: 02/18/98 Total Depth: 20 Feet <br /> Logged By: L. Smith Depth To Groundwater: 9 Feet <br /> L <br /> N C O O <br /> C <br /> � y <br /> + C > > C ol— <br /> +' UO <br /> CLLf <br /> Z <br /> c aU o,nSoil QN aL mn <br /> Well m <br /> v EaDescription . Construction <br /> Comments <br /> �ou °) <br /> E in aVitoo <br /> u <br /> n o <br /> fU W <br /> d <br /> Asphalt. <br /> 1 1 N/A Boring backfilled to surface <br /> grade with neat cement. <br /> 2 2 <br /> 3 3 <br /> 4 4 <br /> 51 24 15 0 5 CLAYEY SAND, dark brown to gray, moist. SC <br /> b 6 <br /> 7 7 -- -- — <br /> 8 8 <br /> 9 9 Z <br /> a_ <br /> 10 1 24 18 0 SILTY CLAY, gray green, organic mottling, CL <br /> cn 10 moist to wet, <br /> 11 11 <br /> 12 12- <br /> 13- <br /> 14— <br /> 213 14 14 <br /> V <br /> 24 18 0 CLAYEY SAND, fine— to medium—grained, <br /> 15 N 15 yellow brown to tan, wet SC <br /> 16 16- <br /> 17— 17- <br /> 1B_ <br /> 718 18 <br /> 19 19 <br /> 0 <br /> 2024 18 0 20 <br /> Total depth 20 feet bgs. <br /> 21 21 <br /> 22 22- <br /> 23— 23- <br /> 24— 24- <br /> 25— 2S- <br /> 26— 26- <br /> 27— 27- <br /> 20— 28- <br /> 29 29 <br /> 30 30 <br /> Page 1 Of 1 <br />