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CONDOR EARTH TECHNOLOGIES - Geo I a i co I Lo BORING NO MN-2 <br /> g I g PAGE 1 OF 1 <br /> PROJECT N0 2500 DATE: 12/21/98 <br /> PROJECT New Jerusolem School TOTAL DEPTH 25' WELL CONSTRUCTION DETAIL <br /> I� -LOCATION 31900 S. Koster Road, Tracy, CA HOLE QIAMETER�$" a TOTAL CASING DEPTHZ3' <br /> IA <br /> PVC <br /> I DRILLING CONTRACTOR Spectrum Exploration HAMMER WEIGHT AND FALL:1301b/30" CASING SLOT SIZE-z 20" <br /> P P SCREEN SLOT SIZE O.OZO" <br />' DRILL EQUIP ONE 95 SURFACE CONDITIONS Ashpalt SCREEN INTERVAL 8'-Z3' h <br /> DRILLING 11ETHOD Rotary DEPTH TO STATIC NATER 10.1' FILTER PACK INTERVAL 7'-23' 1 <br /> BENTONITE SEAL INTERVAL 5'-7' <br /> > LOGGED BY R. D. Heade WELL COLLAR FLEV:99.61' GROUT INTERVAL 0'-5' <br /> a <br /> DEPTH FIELD DESCRIPTIOJd SAMPLE W <br /> o > WELL REMARKS <br /> (FT) u"¢ o �l N i u w GRAPHIC <br /> intrvl JID m o o u <br /> O Io zoMj amts <br /> OVA = PLD <br /> 1 DP.1 OR = DRILL b <br /> p <br /> I 2 AT C�ICIT GROUT <br /> 9 <br /> / CLAY fi reddish brown DVI a No odor 5 CL 10OZ plastic Fines: moderately Firm; MW2 5 0 ppm PIo <br /> L moist DR I BENTONITE <br /> 6 <br /> 1 <br /> C R <br /> 9 <br /> CLAY os above D V 1 No odor <br /> = jp CL :Ih 0 ppm PID <br /> MW2-l0 <br /> DRI <br /> j <br /> 11 [ k <br /> RAND <br /> 12 i <br /> ` 13 <br /> 19 € DV l <br /> CLAY no sample <br /> 15 �L <br /> 16 OR l <br /> 17 driller reports change at 17 FT. <br /> 16 <br /> 19 SAND- grayish brown E)V 1 no odor <br /> 20 SP <10% non- lostic fines: 0 ppm PID <br /> p MW2 20 <br /> 90% fine to medium sand; poorly DP <br /> 1 groded; loose; soturaTed <br /> 22 i0-6 <br /> s <br /> 24 D V 1 <br /> CLAYEY SAND reddish brown no odor <br /> 25 SP M 20% highly plastic Fines: 0 ppm PFD l <br /> MW2-25 <br /> 26 EOPo very fine sand: poorly TOTAL DLPTH 25' <br /> graded, loose; saturated <br /> 27 <br /> 28 <br /> 23 <br /> 71 <br /> 32 <br /> I <br /> 3J ! <br /> k <br /> 39 , <br /> 35 <br /> ,.f t <br /> i <br />