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�. MONITORING WELL LOG V <br /> LOG OF WELL: MW-1 <br /> PROJECT NAME: Agricultural Commissioner's Office,Tracy 20 <br /> SITE ADDRESS: 503 East 10th Street TOTAL DEPTH (ft): <br /> Tracy, California WELL f71AM. (in): 2 <br /> �.. DATE STARTED: 10/2911998 DRILLERICOMPANY: Frank Ramirez <br /> DATE COMPLETED: 1 012 911 998 V&W Drilling (C-57#720904) <br /> DRILLING METHOD: Hollow-Stem Auger GEOLOGISTIENG[NEER: Joseph Ramage, R.G.#5856 <br /> Split-Spoon Sampler Ramage Environmental <br /> O <br /> L <br /> ti a w n' DESCRIPTION TZ= w o <br /> v LD Q a CO U) aa_ <br /> a U �, w <br /> LUm o D Q U) <br /> r� rn m a U) Z <br /> WELL COMPLETION: Expansion Cap, Master Lock, <br /> 8-inch diameter street box(flush mount) <br /> i.s <br /> 0 Asphalt(4-in.thick)over aggregate base(6-in.thick) 0 <br /> 1 <br /> 1 <br /> 2 <br /> LON 2 <br /> 3 <br /> 3 <br /> 4 <br /> 4 <br /> Ls 5 2 8 CL SILTY CLAY: Minor fine sand, light brown, moist, 5 <br /> 6 soft,slight petroleum odor. 6 <br /> 7 7 <br /> t4 $ 8 <br /> 9 9 <br /> 109.7 V Encountered saturated sO and groundwater at 11'bgs. 10 <br /> 11 a (Static groundwater at 8.7'bgs after 15 minutes) 11 <br /> 12 12 <br /> 13 13 <br /> 14 14 <br /> 15 a 4.4 SM SILTY SAND: Fine poorly-graded sand, <10%clay, 15 <br /> 16 light brown,wet, loose, no petroleum odor. 16 <br /> i� 17 17 <br /> 18 18 <br /> 19 19 <br /> 4 <br /> 20 zo 9.1 20 <br /> 21 21 <br /> 22 Terminated boring at 20 feet and installed monitoring well 22 <br /> 23 (Sch 40 pvc,0.010-in slot,#3 silica sand) 23 <br /> 24 Surged 10 minutes and purged 10 gallons 24 <br /> 25 (Placed and hydrated bentonite chips and cement seal) 25 <br /> 26 26 <br /> 27 27 <br /> � 2$ 28 <br /> 29 29 <br /> 30 30 <br /> �,,, Page 1 of 1 <br />