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r <br /> GROUND ZERO ANALYSIS LOG OF WELL MW 1 <br /> .PROJECT IHORPF Rnp7A 2 LOCATION 619 WEST 11TH STREET PROJECT NO 450 <br /> DATE DRILLED 11/19/01 LOGGED BY SEAN GARVEY REVIEWED BY JOHN P LANE RG No 6795 <br /> DRILLING COMPANY SPECTRUM DRILLER DAVE GONZALES METHOD HOLLOW STEM ANGER <br /> BORE HOLE DIAMETER __-a____IN DEPTH DRILLED 25 FT DEPTH TO WATER INITIAL 8 i FT STATIC 11 3 FT <br /> CASING TYPE Pvc DIAMETER 2 IN SCHEDULE 40 INTERVAL <br /> 0 FT TO 5 FT <br /> SCREEN TYPE Pyr DIAMETER 2 IN SLOT SIZE 0010 IN INTERVAL 5 FT TO 25 _ FT <br /> FILTER PACK TYPE 2/12 SAND INTERVAL 4 FT TO 25 _ FT <br /> SURFACE SEAL TYPE NEAT CEMENT OVERLYING BENTONITE INTERVAL 0 FT TO 4 _ FT <br /> COMMENTS PID BACKGROUND 010 PPM PAGE I OF_. I <br /> WELL DEPTH PID SAMPLE ID U 5 C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 0/6'-9 5' CLAYEY SAND, 80%, FN, A—SA, POORLY GRADED SAND, <br /> 2 20% FINES MED DENSE, 8RN NO ODORS DRY—MST <br /> 4 SC <br /> 6 <br /> O 5 <br /> 6 5 <br /> 8 <br /> 6/9 5'-1619 5 POORLY GRADED SAND W/SILT, 80--90% FN—CRS A—SR WELL <br /> TS2MW1-10 GRADED SAND 3-5% GRAVEL 10-15% FINES MED DENSE <br /> —10— 912 5 GRY TO BRN—GRY, SL--MCD ODOR DRY—WET <br /> 5 <br /> 7 <br /> WATER ENCOUNTERED 0 B FT <br /> —12— <br /> SP—SM <br /> 2SP—SM <br /> 14 S2MW1-15 <br /> 10 <br /> 25 9 <br /> 16 9 <br /> 18 <br /> 20 HEAVING SAND, <br /> 16/19 5--255 WELL GRADED SAND 95-100%, FN—CRS, A—SA, WELL GRADED SAND, <br /> 22 TR GRAVEL, <5% FINES, VERY LOOSE BRN, NO ODORS, WET <br /> SW <br /> 24 TS2MW1-25 <br /> 1 <br /> 12 2 <br /> 26 3 SM 25 5 —26 SILTY SAND 60%, FN A—SA, POORLY GRADED SAND 407 FINES <br /> BRN NO ODORS WET <br /> 28 <br /> GF��� <br /> cc .lQ 'N P <br /> 34 LAN <br /> No 6795 <br /> 36 <br /> 38- <br /> -40— <br />