Laserfiche WebLink
LAB SAMPLE BLOW COUNT Excavation Backfill <br />.„ <br />Ground Zero Analysis, Inc. <br />1172 Kansas Avenue <br />Modesto, CA <br />Figure 3: Log of Boring AS-4 <br />George's Service <br />1600 W. Durham Ferry Road <br />Tracy, CA <br />Project No.: 425.2 <br />Date <br />Drilling Method <br />Driller <br />Logged By <br />:6/21/2013 <br />: Hollow Stem Auger <br />: V&W Drilling <br />: Andrew Dorn <br />DESCRIPTION <br />0 <br />5 — <br />P <br />10- <br />SW <br />ML <br />81.2 <br />29.7 <br />155 <br />GRAVELLY/CLAYEY SAND - Green/gray, well graded, 25% F-C <br />sand, <15% gravel <1/4 cm, subrounded to rounded, wet, strong <br />odor <br />SILTY SAND - Brown, 25-30% F sand, very little clay, very moist <br />twet, slight odor <br />SANDY SILT - Brown, <25% VF-F sand, some clay, no plasticity, <br />moist, slight odor <br />1 5 <br /> <br />CL <br />CL <br /> <br />SW 20- <br /> <br />SILTY CLAY - Green/gray, <10% VF-F sands, moist, low <br />plasticity, strong odor <br />SANDY CLAY - Green/gray, 20-30% F sands, wet, no plasticity, <br />strong odor <br />6/6/10 <br />10/10/13 <br />3/8/11 <br />12/12/15 <br />5/11115 <br />7/12/17 <br />AS-4@18' <br />1.1 TPH-G <br />0 021 Benz <br />AS -4@23' <br />1.7 <br />3.2 <br />25 <br />CLAY - Brown, no sand/silt, slightly moist, moderate plasticity, no <br />odor CL <br /> <br />0 <br /> <br />.3 <br />. <br />5 <br />• <br />7 <br /> <br />• <br /> <br />12.5 <br />15.5 <br />17 <br /> <br />22 <br /> <br />24 <br />