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Vector Engineering, Inc. <br />143E Spring Hill Drive <br />LOg Grass Valley, CA 95945 <br />Telephone: 530-272-2448 <br />Fax: 530-272-8533 <br />L - <br />PAGE 1 OF 4 <br />CLIENT San Joaquin County PROJECT NAME Hamey Lane Landfill <br />PROJECT NUMBER 03160020400 PROJECT LOCATION <br />DATE STARTED 06/07/10 COMPLETED 06/11/10 GROUND ELEVATION 92.53 ft HOLE SIZE 8 -inch <br />DRILLING CONTRACTOR Gregg Drilling GROUND WATER LEVELS: <br />DRILLING METHOD Hollow Stem Auger 8" -V AT TIME OF DRILLING 140.00 ft / Elev 47.47 ft <br />LOGGED BY A. Ogorzalek CHECKED BY P. Holland, CEG AT END OF DRILLING — <br />NOTES originally drilled 5/26, redrilled 6/7. 1 AFTER DRILLING 128.70 ft / Elev -36.17 it <br />(Continued Next Page) <br />w <br />1- W <br />C <br />U <br />uj <br />J <br />U <br />Z <br />o- 0MATERIAL <br />DESCRIPTION <br />WELL DIAGRAM <br />Ov <br />�z <br />C6�� <br />O <br />Q <br />0 <br />' <br />(SM) brown, moist, loamy topsoil <br />SM <br />2.0 90.5 <br />- - - - - - - - - - - - - - - - - - - - - - - - - - — - <br />- <br />- - - - - - - - - - <br />SILTY SAND, (SM) yellowish brown, moist, loose <br />5 <br />SM <br />::•:.8.0 <br />------------------------------------84.5 <br />— <br />SANDY LEAN CLAY, (CL) brown, moist, soft <br />10 <br />Medium stiff <br />15 <br />CL <br />20 <br />Reddish brown, stiff <br />25 <br />30 <br />— <br />30_0--------------------- ---- ----- ------62.5 <br />CLAYEY SAND, (SC) brown, medium grained, moist, medium dense <br />SC <br />35 <br />(Continued Next Page) <br />