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Am <br /> PROJECT: 575 Industrial Parwive <br /> Manteca, California Log of Well MW-3 7 PAGE 1 OF2 <br /> Boring location: Manteca, California <br /> Date started: 8/21/91 Date finished: 8/22191 NOTES: <br /> Drilling method: 9-inch O.D. Hollow Stem Auger Logged by J. Ordons, C. E. G. <br /> Hammer weight: --- Drop: --- <br /> Sam ler. --- <br /> SAMPLES <br /> MATERIAL DESCRIPTION Friction cap <br /> a . <br /> w E i E € g <br /> 0 9 1 m ' Top of rasing:35.82 feet(Site Datum) Locking <br /> Brown SAND with SILT (SP - SM) dry steel vault <br /> 1 <br /> 2 9-inch <br /> 3 diameter <br /> boring <br /> 4 <br /> 5 <br /> IM6- <br /> Cement/7—bentonite <br /> 8 grout <br /> 9— <br /> to— <br /> It— <br /> 1011 2-inch <br /> diameter <br /> 12 <br /> Sch.40 <br /> 13 PVC casing <br /> 14- <br /> 15- <br /> 16— <br /> 41516 Bentonite <br /> pellets <br /> 17- <br /> 18- <br /> 20— <br /> 71820 Gray SAND with CLAY (SP - SC) moist Native <br /> sand 17 to <br /> 21- <br /> 19-foot <br /> 22 <br /> 23 <br /> 24 _ water level (8/28/91) 0.02-inch <br /> slotted <br /> 25 casing <br /> 26- <br /> 27— Lonestar <br /> 28Dark gray SILT (ML) saturated No.3 <br /> sand <br /> 29 <br /> 30 <br /> TREADWELL & ROLLO, INC. Project No. 1107A-2 Figure 3t <br /> Consulting Engineers and Scientists <br />