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Project RANCH MARKET Project No 077 42006 003 Log of Boring/Monitoring Well <br /> Boring Location 23564 S SANTA FE ROAD, RIVERBANK, CA I Drawn By TZ <br /> Subcontractor and Equipment WEST HAZMAT HOLLOW STEM AUG Logged By C M S[3 — 2 <br /> piing Method CONTINUOUS CORE Monitoring Device PID OVM 5806 Comments <br /> Date/l-ime 7/24/00 Finish Date/Time 7/24/00 <br /> First Water (bgs) ^33 Stabilized Water Level (bgs) <br /> 0 <br /> Surface Elevation NA Top Casing Elevation NA Boring Abandonment/ <br /> E Well Construction Details <br /> LITHOLOGIC DESCRIPTION <br /> CL E � a � °' (color, grain size, consistency, moisture, other) <br /> 0 0 <br /> [n m a o 3 <br /> fl <br /> Gravel upper 2" <br /> 1 SILT (ML) (7 5YR-4/3) BROWN, low plasticity, <br /> 2 slow dilantanc firm, damp, no odor/ <br /> discoloration 0,5,80,15) <br /> 3- <br /> 4 <br /> 5 SILT (ML) as above <br /> SB-205' o g Driller felt change at 65' bgs, possible contact <br /> 7 <br /> 9 <br /> 10-0Poor recovery 2" cobble in shoe <br /> SAND with gravel (SC) (10YR-5/3) YELLOWISH <br /> 0. <br /> 11 t1 BROWN, fine to medium grained sand, poorly <br /> graded, subangular, no cementation, damp, <br /> 12 no odor/discoloration (20,75,5,0) <br /> 13 <br /> Cement <br /> 14 Grout <br /> 15 SILT (ML) same as 5' bgs, no odor/discoloration <br /> SB--2015 32 16 <br /> 17 <br /> 18 <br /> 19 <br /> SB-2020 111 <br /> 20-mSILT (ML) as above, poor recovery <br /> 12223 21- <br /> 22- <br /> 23 <br /> 24 <br />! 25 SILT (ML) as above, slight fuels odor, no <br /> discoloration, root bores from 29-30', damp to <br /> SB-2025 172 26 moist, sand interval, fine grained, 2" thick bands <br /> 27 at 26 5' and 27 3' bgs <br /> 28 <br /> 29 <br /> j E I r <br /> 30 / <br /> Reviewed By Date 5 <br /> SFCORRPwsed By Date Page 1 of 3 <br />