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MONITORING WELL LOG <br /> • PROJECT NAME Nelson Ready-Mix Site LOG OF BORING. SB-$ <br /> SITE ADDRESS 1040 Moffat Boulevard TOTAL DEPTH (ft) 20 <br /> Ripon, California BORING DIAM In 6 <br /> DATE STARTED 5/28/1998 DRILLER/COMPANY Dave Gonzales <br /> DATE COMPLETED 5/28/1998 Spectrum Exploration <br /> DRILLING METHOD Hollow-Stem Auger GEOLOGIST/ENGINEER Joseph Ramage, R G #5856 `(:L <br /> Split-Spoon Sampler Ramage Environmental <br /> J <br /> 4) Cal <br /> a) <br /> CL W o< DESCRIPTIONLL <br /> Z i E --i w 2 <br /> a. a a � 2 Co <br /> CL U d <br /> E <br /> U.1 in m a U<) z a <br /> 0 Concrete(4-inches thick), cored prior to drilling 0 <br /> 1 Dark brown sandy loam, loose dry no petroleum odor 1 <br /> 2 2 <br /> 3 3 <br /> 4 SP SAND Poorly-graded medium sand 4 <br /> • 54 95 light brown dry, loose,no petroleum odor § <br /> 6 3 6 <br /> 7 7 <br /> 8 8 <br /> 9 9 <br /> 10 5 13 S66-10 SW GRAVELLY SAND Medium sand with rounded fine gravel 10 <br /> 11 7 light brown,dry-moist,loose no petroleum odor 11 <br /> 12 12 <br /> 13 13 <br /> 14 V Encountered saturated soil and groundwater at 15'bgs 14 <br /> 15 20 15 15 <br /> 16 " SM SILTY SAND Fine to medium sand with some silt and clay, 16 <br /> 17 light brown wet medium dense, no petroleum odor 17 <br /> 18 18 <br /> 19 (grades abundant mica) 19 <br /> 20 u 12 S136-20 20 <br /> 21 23 21 <br /> 22 22 <br /> 23 Terminated soil boring at 20 feet 23 <br /> 24 24 <br /> 25 Groundwater at 13 feet, Sampled by Hydropunch and bailer 25 <br /> . 26 Groundwater cloudy, no effervescence no petroleum odor 26 <br /> z7 27 <br /> 28 Abandoned borehole with neat cement using tremae method 28 <br /> 29 29 <br /> 30 30 <br /> Page 1 of 1 <br />