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Geo -Logi <br />Borl <br />DATE SWFIM: 10/12/11 <br />OATS .. 1A1113/11 <br />ELEVAIM -29U <br />NORTIM ND <br />E4STM ND <br />O <br />♦n • <br />PAGE, <br />11 <br />c tr <br />`I <br />007E <br />TIME <br />PID <br />v <br />`I <br />DESCMPTION <br />COMMENTS <br />W13 <br />7:57 <br />O <br />91/8' <br />SPT <br />....same as above. <br />BEDROCK — CORCORAN CLAY: <br />Very moist. <br />Light olive brown (2.5Y 5/3), stiff CLAYEY <br />8'01 <br />0 <br />16 <br />SPT <br />SILTSTONE with moderate magnesium oxide and <br />iron oxide staining. <br />8:14 <br />0 <br />23 <br />SPT <br />...(60') — very stiff. <br />— — — — — — — — — — — — <br />Light olive brown (2.5Y 5/3), micaceous, very <br />— — — — — — — <br />Very moist. <br />stiff CLAYEY SILTSTONE with very fine SAND <br />8:28 <br />0 <br />22 <br />SPT <br />laminations. <br />Z <br />8:37 <br />0 <br />24 <br />SPT <br />...(70') — bioturbation. <br />8'50 <br />0 <br />30 <br />SPT <br />Light olive brown (2.5Y 5/3),lominar, <br />Very moist. <br />micaceous, very stiff CLAYEY SILTSTONE/SANDY <br />9'08 <br />0 <br />35 <br />SPT <br />SILTSTONE with moderate magnesium oxide and <br />iron oxide staining. <br />9:20 <br />0 <br />21 <br />SPT <br />9'41 <br />0 <br />17 <br />SPT <br />...(90') — stiff. <br />Notes: <br />1. Total depth of boring 91.5 feet bgs. <br />2. Groundwater first encountered at a depth <br />95 <br />of 88.6 feet bgs on 10/13/2011; static <br />water level measured at 66.4 feet bgs on <br />10/19/2011. <br />3. Samples collected using an automatic trip <br />hammer. <br />1 <br />4. Temporary well with screen from 70 to 90 <br />feet bgs constructed on 10/13/2011. <br />ine data presented on tnis iog is a simpuTication oT actuai conaitions encounterea ano appnes omy at the iocauon or oris oonng <br />and at the time of drilling. Subsurface conditions may differ at other locations and may change with the passage of time. <br />