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Woodward-Clyde Consultants VW PROJECT NAME OSA St=kIQ13 NO _ R77n033ClOO�Ii_ <br /> MONITORING WELL LOCATION Caltrans Shop 1O (MWS) ELEVATION AND DATUM �1D0 55 it <br /> DRILLING AGENCY DatumpRILLER Cary DATE STARTED 4/4189 415189 <br /> ATE FINISHED <br /> COMPLETION CaMorma <br /> DRILLING EQUIPMENT Moble Drill B 571CHE 75 DEPTH 59 5 ft SAMPLER Mod f ed <br /> DRILLING METHOD Hallow stem auger DRILL BIT 6 NO OF DIST UNDIST <br /> SAMPLES <br /> SIZE AND TYPE OF CASING 4 PVC FROM 600 TO 00 FT WATER FIRST 5D COMPL 24 HRS <br /> TYPE OF PERFORATION 0 020" FROM 60o TO 400 FT LOGGED BY CHECKED BY <br /> SIZE AND TYPE OF PACK #3 Monterey Sand FROM 60 0 TO 370 FT R W Ely M Bonkowsk, <br /> K A Guyer <br /> TYPE OF NO 1 Bentonite,*lets FROM 370 TO 350 FT <br /> SEAL NO 2 Cement grout FROM 350 TO surface FT <br /> c E MATERIAL DESCRIPTION 3 0 —° <br /> Asphaltic Concrete and Base Material _ ` — — _ — — — — — — — <br /> Interbedded CLAY, SILT, SAND <br /> 5 <br /> CLAYEY SAND SC <br /> 10 ' medium grayish brown, fine to medium grained,trace coarse, HNU =0 <br /> 1 <br /> angular to subrounded Inose to medium donde,caliche films No hydrocarbon odor <br /> on fractures dry <br /> SCI <br /> 15 ' as above, mh pebbles to 112 medium dense, dry, ML <br /> 2 r; somewhat more clay than at 10 <br /> 20 SILTY CLAYICLAYEY SILT HNU = 0 CU <br /> 3medium brown, some fine to coarse sand (trace),stiff, caliche No hydrocarbon odor ML <br /> films, dry, HNU negative <br /> 25 CLAYEY SAND HNU =0 SC n <br /> 4 ' medium brown, medium to coarse grained, angular to Na hydrocarbon odor <br /> subrounded, medium dense, dry <br /> 305 as above, gray brown,fine to medium grained, some coarse, HNU = 0 <br /> angular to subrounded, medium dense, trace angular, 112' No hydrocarbon odor <br /> gravel, dry <br /> — --- — — — — — — — — — — — .,._. — <br /> LOG OF MONITORING WELL NO MW 5 SHEET 1 OF 2 <br />