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4 II <br /> GROUND ZERO ANALYSIS LOG OF BORING ,i5B1 <br /> PROJECT MANSER 2 LOCATION 8960 WALNUT GRQVF R40- THORNTON CA <br /> DATE DRILLED 07128/99 LOGGED BY REVIEWED BYJOHN314 <br /> PROJECT LAN <br /> DRILLING COMPANY _FISCH ENVIRONMENTAL DRILLER FLINT METHOD DIRECT PUSH Ij <br /> BORE HOLE DIAMETER 2 IN DEPTH DRILLED 12 FT DEPTH 70 WATER INITIAL 6.8 FT STATIC _._ 6-211 FT <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TO II FT <br /> SCREEN TYPE NA DIAMETER 1N SLOT SIZE _ IN INTERVAL _FT TO 11 FT <br /> FILTER PACK TYPE NA- INTERVAL FT TO I FT <br /> SURFACE SEAL TYPE NEAT CEMENT GROUT INTERVAL 0 FT TO 1211 FT <br /> COMMENTS: _,..... _ PAGE 1 OF--L- <br /> WELL <br /> FAWELL DEPTH FID SAMPLE ID U.S.C. <br /> DETAIL FT. (PPM) BLbWCOUNT LOG DESCRIPTION <br /> 0-4 ASPHALT <br /> 2 r-6/9' SANDY LEA4 CLAY (CL): 302 FN, A—SA, PRLY GRDD SND; 702 FNS, <br /> M—H DRY STRNGTH. SLW DLTNCY, L—M TGHNSS, M—H PLST, BRN, NPD, <br /> MST <br /> 4 MAN2—SB1-5' CL <br /> 0 <br /> 6 <br /> 716/9-11' SILT WITH SAND (ML): 252 A SND; 752 FNS, L DRY STRNGTH, SLW I R <br /> B DLTNCY, L M TGHNSS, L PLST, GRN/BRN, SL P0, WET <br /> MAN2—SBI-10' <br /> v <br /> 103000 ML GRAB GROUNDWATER SAMPLE COLLECTED THROUGH TEMPORARY <br /> WELL SCREEN <br /> REFUSAL I ; <br /> 12 REFUSAL AT 12 FEET. <br /> 14 <br /> 16 <br /> 18 <br /> 20 <br /> 22 <br /> 24 <br /> .E <br /> n <br /> 26 <br /> 28 <br /> �i <br /> 32 JOHN P. <br /> LANE- <br /> No. 6795 <br /> 34 ul Q <br /> C <br /> —38- <br /> 40 <br /> 8 40 1 F <br />