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The San Joaquin Company, Inc. Monitoring Well Log <br /> WELL No.: MW-1 Project: Former Fueling Station Project No.: 9902.012 <br /> Im <br /> Owner, Carl B. Navarra Location: 7500 W. Eleventh Street,Tracy, California <br /> i.: Top of Casing Elevation: 47.95 ft. Surface Elevation: 48.18 ft. Depth to Water: 7.27 ft. <br /> =r <br /> •.t <br /> Date Installed: 04/27/00 Total depth of Boring: 22 ft. Boring Diameter: 8 in. <br /> Well Casing Diameter: 2 in. Total depth of Well: 22 ft. Casing Material: PVC <br /> i <br /> Drilling Company: Spectrum Exploration Inc. Drilling Method: Open Stern Agger <br /> Driller: Dave Gonzalez Logged By: Dai Watkins <br /> NOTE;Uniform Soil Classifications are from field observations only without data from laboratory. <br /> (Feet] Sample Graphic oDescription Well Construction <br /> s <br /> Heavy duty steel wellhead box with bolted cover <br /> a 2 Inches Bituminous macadam paving and O-ring seal <br /> ■:,GP;:: Silt and GRAVEL(GP)-road base Lockable water-tight cap <br /> 6 <br /> -� 2 :r:r:r No odor Concrete <br /> Medium stiff,dark grey Silty CLAY(CL) <br /> Type-II Portland cement grout <br /> 4 <br /> CL <br /> mwi <br /> r-. Bentonite seal <br /> Z ' <br /> 05/11/00 <br /> 8 Soft to stiff,light brown Silty CLAY(CL) t <br /> No odor <br /> 10 CL <br /> No.2115 Monterey sand filter pack <br /> 12 +1� <br /> � 2-Inch diameter PVC well casing s <br /> with 0.01 Inch aperature machine-cut slots <br /> 14 <br /> •titititi ' <br /> Mw1.15,ti ti:ti:tir <br /> r�r.r.r Medium coarse,light brown SAND(SP) <br /> 16 •tir;;3PN with some gravel up to 1-112 inch a <br /> r` <br /> .;*;M selve size <br /> •titiSS �� <br /> 18 •:1 SP, No odor <br /> .ti <br /> _ �titititi r} <br /> •s:�:;ar Heaving sand at 19 feet <br /> 20 .;rti:ti tir <br /> MW1-21 r r r I <br /> •ti ti.;.ti. Conical PVC casing cap �f <br /> 22 •r•r.r•r <br /> TD Boring a 22 feet <br /> 24 N <br /> i Fr <br /> 26 t' <br /> J <br /> i28 <br /> f .1 <br /> 30 =i <br /> Page 1 of 1 j <br />