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CONDOR EARTH PROJMT: California Street UST Closure Sampling PROJECT NO.: 5401 <br /> TECHNOLOGIES,INC. CLIENT: City of Stockton Redevelopment <br /> CONDOR 209-234-0518 PROJECT LOCATION: 216 N.California St.,Stockton,CA <br /> FAX 209-234-0538 LOCATION: Sidewalk at the approximate center of former UST ELEVATION: <br /> DRILLER: Fisch Drilling LOGGED BY: B.Cook <br /> LOG OF BORING DRILLING METHOD: Direct Push Geoprobe 6600 DATE: 2/19/08 <br /> No. SB-1 DEPTH TO-WATER>INITIAL: s 24 AFTER DRILLING: N/A CAVING> L N/A <br /> L (n _L) N '� a) E w w O <br /> U 12 <br /> a) w m F ? Description m m Z m o Z ca o o ❑ ami c c'J N a) <br /> cn C� � U > U ❑ a — o <br /> 0 <br /> SM PID=0 ppm <br /> _ d <br /> y <br /> d <br /> L <br /> O <br /> d <br /> '- PID=0 ppm <br /> s PID= 1.1 ppm <br /> c <br /> SC <br /> a <br /> N <br /> PID= 0.5 ppm <br /> d <br /> a <br /> io SM 10 <br /> c <br /> a <br /> 0 11.5'visual staining <br /> PID=2.1 ppm <br /> 3 <br /> 0 <br /> r _ <br /> N <br /> � 15 <br /> - rn <br /> SC-SM 15T <br /> o moist soil,perched water <br /> An PID= 8.0 ppm <br /> o CL bottom of former over-excavation <br /> 1 <br /> _T <br /> r <br /> O 20 <br /> PID= 6.9 ppm 5401 <br /> _ SB1- <br /> a 20 <br /> c <br /> O <br /> E PID= 5.1 ppm <br /> DTW reported by L. Duncan from monitoring wells <br /> c 25 <br /> AQ across street <br /> L <br /> PID= 6.5 ppm dilatancy <br /> _ toughness <br /> ML 27.5 <br /> 401 dilatancy <br /> y 30 PID= 1.5 ppm SB1- <br /> 29.5 toughness <br /> PID=5.4 ppm <br /> 401 <br /> SB1- <br /> PID= 8.4 ppm GW- <br /> 3352" freewater and moist soil,no sample, set 30- 34 <br /> 35 34 ft of PVC screen and collected water sample 5401 <br /> SB1- <br /> SM 3617 11 <br /> 36 <br /> PAGE 1 of 2 <br />