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Project TIME OIL 14000 E HWY 88, LOCKEFORD, CA Log of Boring/Monitoring Stell Page 3 of 4 <br /> Boring Location Intersection of Cherry St & HWY 88 Project No J0710-001-01 MW- 7,rW_ 7 <br /> Subcontractor and Equipment Mitchell Drilling, CME75HT Logged By T Brown 11/� <br /> mpling Method 2" Split Spoon Sampler Monitoring Device 5808 OVM PID Comments <br /> Start Date/Time 07/16/96//1415 Finish Date/Time 07/16/96//1600 B-Inch Outside Diameter <br /> Sated Flight Augers <br /> First Water (BGS) 72 Feet Stabilized Water Level (BCS) 68 64 Feet <br /> 4 <br /> Z Surface Elevation 9940 Casing Top Elevation 98 98 <br /> E Boring Abandonment/ <br /> y a u LITHOLOGIC DESCRIPTION Well Construction Details <br /> m a o (color grain size consistency moisture other) <br /> 60PORTLAND <br /> � CEMENT <br /> GROUT <br /> J 62 ---- HYDRATED <br /> BENTONITE <br />�1 63 _ __= M. ti CHIPS <br /> ^�' 2—INCH <br /> 64 SCH 40 <br />' 3 1Oa _ __SW _ (As A�eovE} CVC <br /> AS <br /> /5 65 CASING <br /> s <br /> UNABLE TO RETRIEVE SAMPLE DUE TO LOOSE SAND <br /> 2—INCH <br /> 1 66 =____ <br /> "" t SCH 40 <br /> 67 PVC O 02 <br /> ��,. ,h�� SCREEN <br /> 1 B8 __ __ #3 SAND <br /> 75 <br /> 69 <br /> ' 6 /44 -SW=- GRAVELLY SAND WITH SOME CLAY PALE BROWN _ <br /> 70 <br /> (5 YR 5/2) COARSE TO MEDIUM , c <br /> ---_-= GRAINED SAND MOIST UP TO <br /> 71 <br /> 1 0 INCH IN DIAMETER PEBBLESu <br /> 72 ___ NO PETROLEUM ODOR (30 50,0 20) z <br /> 73 <br /> 13n 31 0 74 <br /> 35 <br /> 42 __--__ (AS ABOVE) <br />�t 7631 <br /> 3279 ____- (AS ABOVE) ' <br /> 4 37 0 ---_- UNABLE TO RETRIEVE SAMPLE DUE TO SATURATED <br /> 80 ------ GRAVELLY SAND <br /> z'zs <br /> 83 <br /> 31 8437 <br /> 50 0 =______ GRAVELLY SAND WITH SOME CLAY MODERATE <br /> 85 - YELLOWISH BROWN (10 YR 5/4) - <br /> Sa <br /> -__---- COARSE GRAINED SAND SATURATED �i r <br /> UP TO 1 INCH IN DIAMETER PEBBLES <br /> 87 =_____- NO PETROLEUM ODOR (35 50 0 15) v <br /> 88 <br />' a 27 -_-_ <br /> a B9 AS ABOVE, BECOMES DARK YELLOWISH BROWN (10 YR 4/2) <br /> 6 40 _-- <br /> 0 AT 90 FEET (30,50,0 20) <br /> s 42 90 - -__- <br /> Reviewed by Date <br /> S E C O R Revised by Date <br />