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Adk <br /> PROJECT: 575 Industrial ParWive <br /> Manteca, California Logo Well MW-2 PAGE 1 OF 2 <br /> Boring location: Manteca, California <br /> Date started: 8/21/91 Date finished: 8/21/91 NOTES: <br /> Drilling method: 9-inch O.D. Hollow Stem Auger Logged by J. Ordons, C. E. G. <br /> Hammer weight: 140 lbs I Drop: 30 inches <br /> Sampler. 2.5 inch O.D. Split Spoon <br /> SAMPLES <br /> MATERIAL DESCRIPTION Friction cap <br /> a $ so s a • <br /> y m Top of casing:35.59 feet(Site Datum) Locking <br /> Brown SAND with SILT (SP - SM) drysteel vauit <br /> 1 <br /> 2- <br /> 3- <br /> 9-inch 3 9-inch <br /> .X"';:. diameter <br /> 4 zYY <br /> boring <br /> 5- <br /> 6— <br /> ..... <br /> Cement/ <br /> 7 bentonite 8—grout <br /> 9— <br /> to- <br /> 0."10 <br /> 11 2-inch <br /> diameter <br /> 12 <br /> Sch.40 <br /> 13 PVC casing <br /> 14 <br /> 15 <br /> 16 <br /> Brown SILT(ML) very stiff, moist <br /> 17 Bentonite <br /> 18 pellets <br /> 19 Brown SAND with SILT (SP - SM) moist <br /> 20 <br /> 0.02-inch <br /> 21 <br /> slotted <br /> 22 casing <br /> 23 Lonestar <br /> 24 15 water level (8/28/91) No.3 <br /> sand <br /> 25- <br /> 26- <br /> 27- <br /> 28 <br /> 5262728 <br /> 29L Brown SILTY CLAY (CL) saturated <br /> 30 <br /> TREADWELL & ROLLO, INC. Project No. 1107A-2 Figur73d <br /> Consulting Engineers and Scientists <br />