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iDRILL RIG CME 75 SURFACE ELEVATION NA LAGGED BY Rafael Gallardo <br /> DRILLING COMPANY Bay Area Exploration 4 <br /> DEPTH TO GROUNDWATER NFW E BORING DIAMETER 6" DATE DRILLED 03/23/99 <br /> LOG DESCRIPTION AND CLASSIFICATION <br /> DESCRIPTION AND REMARKS WATER SOIL FELL BORING SAMPLE SAMPLE <br /> LEVEL — OUNTS NUMBER DE TH <br /> 00-6@4* C/AB <br /> Treated Baserock <br /> Brown Silty Sand,Medium Dense,Moist,with approx 25% SM 3 <br /> silt. <br /> 4 2 <br /> 3 <br /> 5 2 B-5-1 41/2-5 <br /> 6 <br /> 7 <br /> Brown Sand,Medium Dense,Moist SP 9 5 <br /> 8 <br /> Q : 10 <br /> 12 1i-5-2 9 L!2 -10 <br /> F 11 <br /> iz 12 <br /> 13 <br /> W 12 <br /> + 23 <br /> 14'- B.O.H SM � 15 45 B-5-3 141/2-15 <br /> Brown Silty Sand,Dense to Hard,Moist,w/approximately <br /> 15% clay and thin layers of solidified sand(Hardpan) 0 16 <br /> 17 <br /> 0 18- <br /> 19Z <br /> 819 11 <br /> za <br /> 20 36 9-5-4 19112-20 <br /> i21 <br /> 22 <br /> 23 <br /> Iron staining and micaceous material observed at 24 la <br /> approximately 24 feet 38 <br /> 25 50141- B-5-5 24112-25 <br /> i26 <br /> 27 <br /> ' 28 <br /> (Continues on next page) 2918 <br /> 291/2-30 <br /> GALLA"O & ASSOCIATE EXPLORATORY BORING LOG <br /> ' ENVIRONMENTAL & GEOLOGICAL SERVICES Project Name: DO <br /> WESTERN OIL&SPREADING <br /> Y7 Kensington Court, Windsor, CA 95492 <br /> 07) 838-2323 <br /> 1(707)838-2323 FAX 02498 03/23/99 B-5 <br /> PROJECT N[TMBER DATE � <br /> i <br />