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Sinclair&Thompson Prop. Tot.Depth :25' <br /> 3780 west t inns Rd. BORING: MW-4 Casing Depth ;25' <br /> Tracy, CA <br /> Pro'ect No.:320.2 (Page t of i) Screen Interval 710-25' <br /> Pack :8-25' <br /> ' Date :2/16/99 Annular Seal <br /> Gep(agjl Drilling Method :Hollow Stem Auger Grout :0-5' <br /> Tecltnlcs Driller ;V&W Drilling Water Depth :11.4' <br /> Logged By :Ray Kablanow <br /> Ly Well:MW-4 <br /> Depth Lab Time U XOVM Elev.: <br /> CLI (n' Feet Sample o DESCRIPTION <br /> m cc U) (ppm) <br /> C7 � <br /> 0 — Cover <br /> ' Road Base/Top Soil FL <br /> 6 SANDY SILT-light brown,sandy,calcareous, roots,dry <br /> s SM o <br /> 5 5 <br /> ' 7 SANDY SILT-as above with rust stains and organics <br /> 12 SM 5 <br /> 18 <br /> 3 SANDY SILT-dark grey,rust stained,strong odor,damp <br /> 3 SM 8 <br /> MW-4@8.5-9' 3 <br /> ' 10- <br /> 3 CLAY-dark grey,plastic,moist <br /> 7 CUSW 34 <br /> iD <br /> 6 SAND-dark grey,well sorted,fine grain,wet <br /> SW 429 <br /> MW-4@13.5-14' 10 <br /> 8 SAND-dark grey,some gravels(.5 to 1 cm),loose,wet <br /> 15 5 28 . <br /> 8 SW/CL <br /> a 9 2 <br /> MW-4@16.5-17' 12 <br /> 7 CLAY-light brown,firm and hard zones <br /> 8 2 <br /> _ m <br /> MW-4®18.5-19' 5 <br /> 1 <br /> 9 CL <br /> 20- <br /> 10 <br /> 12 <br /> � 1 <br /> U 18 <br /> 4 <br /> 6 CLAY-light brown,soft _ 4 <br /> 7 = - <br /> 8 <br /> CL <br /> 12 1 <br /> MW-4@24-24.5' <br /> 2514 CL <br /> 1 <br /> .......... <br /> ............. <br /> a <br /> 0 <br /> 0 <br /> N <br /> n <br /> N <br /> In <br /> O <br />