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� ESPANA <br /> Lo Boring No . <br /> Log of Boring EGC-4 Geotechnical <br /> Consulting <br /> Project: Rt. 99/Hammer Lane Interchange Improvements Project Project No.: H2O2A <br /> Elevation: 30+/- Date Drilled: 10/18/99 <br /> Drilling Method: 8" HSA Logged By: J. Frumm <br /> Elevation! Sail Symbols sample Density Moisture Additional <br /> and Field laestst Det <br /> Depth Sampler a USCS MATERIAL DESCRIPTION dumber Odor PID tp,c.f.l (%I Tests <br /> a <br /> 30--0 ......... ....................................................... <br /> Tan and brown, dense to very dense, <br /> silty and sandy GRAVEL(Aggregate) <br /> with ocassional fragments of concrete, <br /> fiberglass and metal. Larger pieces of <br /> 25--5 metal/concrete encountered from <br /> approximately 10.5-12.5'. <br /> 20 FILL [EGC-4-1 ND ND <br /> 24 <br /> as <br /> 20--10 <br /> Sol EGC-4-2 ND ND <br /> a' <br /> ........ ......................... ............................. <br /> Brown, damp, dense to very dense, <br /> silty clayey SAND <br /> Sm- <br /> 16--15 SC <br /> 31 EGC-4-3 ND ND <br /> .. ........ .. .......... . . ........ <br /> as . <br /> 5s <br /> Mctliunt reddish-brown, Jump. tt;edlutn <br /> Sp dense, poorly-graded SAND, trace silt <br /> 10--20 <br /> 14 EGC-4-4 ND ND <br /> 1S <br /> zz Bottom of Test Hole®21.5' <br /> fi 25 <br /> 0­30 <br /> i <br /> -fi 35 <br /> r <br /> Notes: Test hole dry @ 2 daY s.T ollaiving completion. Test hole grouted closed <br /> on 10/20/99. <br /> ND = Non-detect. PID readings in ppin. <br /> Figure 1-4 <br /> 502 Giuseppe Court, Suite 11 Roseville, CA 95678 <br /> 19161 773-2600 FAX (916) 782-4846 <br />