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IAICASSOCIATES INC 1260 Croon Om V tsto,wilormo,95351 LOG OF WELL M W I PROJECT FRANKLIN HIGH SCHOOL LOCATION _300 N GERTRUDE AVENUE, STOCKTON, CA _ PROJECT NO 17292 0001 *tLLING TE DRILLED 022499 LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOMSEY C47410 COMPANY v DRILLER METHOD HOLLOW STEM AUGER RE HOLE DIAMETER = 8, IN DEPTH DRILLED 6E2 T DEPTH TO WATER INITIAL 52 FT STATIC FT CASING TYPE _PvC DIAMETER _ 2 IN SCHEDULE 40 INTERVAL - +2.5 FT TO 47 FT SCREEN TYPE PyC DIAMETER 2 IN SLOT SIZE __ 0020 IN INTERVAL 47 FT TO 62 FT FILTER PACK TYPE _RMC LONESTAR Ng. 3 INTERVAL 45 FT TO 62 FT SURFACE SEAL TYPE INTERVAL 0 TO 45 FT COMMENTS APPROXMIATELY 2 5 FEET OF CASING EXTEND ABOVE GROUND SURFACE PAGE t OF? WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION DETAIL FT (PPM) BLOWCOUNT LOG 2 ' 4 55 39 ' 6 22 39 B CL 0-20/21 5' ELASTFINES,ICLOWTMEDIUM DRY STRENGTH,05X FINE. RLY NO DILATANCY,GRADEDSAND, LOW 85X 10 250 12 TOUGHNESS, LOW-MEDIUM PLASTICITY, MODERATE YELLOW BROWN, 19 NONE-STRONG PRODUCT ODOR, NO ORGANICS, DRY-MOIST, WEAK 22 CEMENTATION, HOMOGENOUS 12- -14- 450 450 1S 1 s 22 24 18 ' 20 FH-MW1-20 5 1000 10 15 24 22 ' 24 FH-WWI-25 5 350 10 215/25-26 5/30' POORLY GRADED SAND (SP) 95X FINE-MEDIUM, POORLY GRADED 26 18 SP SAND, 5X FINES, MODERATE YELLOW BROWN, MODERATE PRODUCT ODOR, NO ORGANICS, DRY, WEAK CEMENTATION, HOMOGENOUS ' 28- 30- 30 830 30 1S MH 55 32 26 5/30-31/35' ELASTIC SILT WITH SAND (MN) t15X FINE, POORLY GRADED SAND, >85X FINES, LOW-MEDIUM DRY STRENGTH. NO DILATANCY. LOW TOUGHNESS, LOW-MEDIUM PLASTICITY, MODERATE BROWN, SLIGHT-MODERATE PRODUCT ODOR. NO ORGANICS, DRY--MOIST, 34 WEAK CEMENTATION, HOMOGENOUS FH-Mwl-35 5 \_ 20 15 CL 36 17 22 31/35-36 5/40' LEAN CLAY WITH SAND (CL) 20% FINE, POORLY GRADED SAND, 80% FINES, MEDIUM-HIGH DRY STRENGTH, NONE-SLOW DILATANCY. 38 LOW TOUGHNESS. MEDIUM PLASTICITY, MODERATE BROWN, SLIGHT-MODERATE PRODUCT ODOR, DRY-MOIST, WEAK WEAK CEMENTATION, HOMOGENOUS L40-