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Logged By: Date Drilled: Drilling Contractor: Method/Equipment: Boring Number: <br /> Hollow Stem Auger <br /> M.B.K. 11/21/96 Mitchell Drilling CME-75 MW-1 <br /> "LegendSee to Logs" or Boring Ground Elevation(ft J: Total Drive Drop <br /> sampling method, Diam.(in.)- Elev.(ft.): ]�Grodwatcr <br /> Depth(ft.): wt.(lbs.): Dist. .): <br /> classifications and laboratory Dist.( <br /> in.): <br /> methods 10 1 27.0 140 30 <br /> o0 <br /> lc Q <br /> J Well <br /> a o Description a a <br /> Construction _ <br /> Q °] c E <br /> Traffic box ASPHALT: 2.5" thick <br /> set in DILL: <br /> concrete <br /> J (SP)SAND, fine grained, light brown, slightly moist, no <br /> petroleum odor <br /> DUNE/ALLUVIUM DEPOSITS: <br /> 2" dia. solid 5 5 (SP) SAND, fine grained, moderate brown, slightly moist, 0 MW1-1 <br /> Sch.40 PVC 6 no petroleum odor <br /> casing 0.5" 10 <br /> cement grout <br /> 10 14 (SP)Same as above, slightly moist, no petroleum odor 0 MWl-2 <br /> 16 <br /> 19 <br /> 1 Bentonite <br /> J pellets <br /> hydrated will <br /> :.. tap water 15 14 (SP)Same as above, slightly moist, no petroleum odor <br /> J 19 --- ----------------------- -- ----- 0 MW1-3 <br /> Mi <br /> 25 (ML)SILT, moderate yellow brown, 1/32" dia. root pores,, <br /> 'slightly moist, no petroleum odor <br /> -- ------- -- <br /> (SP)SAND, fine grained, moderate yellow brown, slightly <br /> 4"dia. Sch. moist, no odor <br /> 40 PVC <br /> 0.010" <br /> slotted pipe 16 (SP)SAND, fine to mediumarced <br /> 16 micaceous, wet, no odor Sr . Pale yellow brown, MWl 4 <br /> 24 <br /> :�- 82/12 RMC <br /> == Monterey <br /> sand <br /> 5 <br /> 6 MW 1-5 <br /> zL z End cap 7 <br /> T.D. = 27.0 feet below ground surface <br /> Groundwater encountered at 18.8 feet during drilling and <br /> measured at 16.4 feet from top of casing on 11/22/96 <br /> Hnu readings in ppm <br /> The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or <br /> samples obtained during drilling. Predominant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated. Descriptions on this log apply only at the specific <br /> Jlocation at the time of drilling and may not be representative of subsurface conditions at other locations or times. <br /> 1 Project No. 40007-097-01 Date Nov.96 Log of Boring <br /> Figure <br /> A-1 (sheet 1 of 1) <br />