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' WHF Environmental Consultants, Inc <br /> Boring Log <br /> Client Canepa's Car Was Hole No B-1 Pae 2 of 2 <br />' Pry ect A]Proe <br /> ct NO Contractor- Pierson Drilling <br />' Location 623C Pacific Ave , Stockton, CA Drilling Method 8" HSA Elevation Grade <br /> Date Started 3/12/93 Date Completed 3/12/93 Angle Vertical Bearing <br /> , <br /> ITotal Depth 56 5' Water De h 56' a ❑rox) Logged By Ross R Grunwald Reviewed B <br /> E c E <br /> a <br /> jto 0 of <br /> 4f C 0 C q) u5 <br /> Z '0 5 C <br /> cc <br /> ro tY <br /> OJ 0J cc 0 +- C L) <br /> CL CLU C9 E cn <br /> CL E EI p o w 2 Sa o co cn a m L n Geologic Description Remarks <br /> 305- 1527 /1 90 S1r30 0-30 5 Sand, Medium Brown Medium I Strong HC Odor <br /> _ 31 0' to l=ine-Grained Median Diameter <br /> 0 3-0 7 mm Silty Clots Moist <br /> and Loose <br /> � <br /> IML 30 5-31 5' S�It Sandy& Micaceous Light <br /> / Brown to Gray with Dark Red- <br /> dish Brown Mottling Gray-ss to <br /> I _3$ to 15 mm Carbonaceous Frag <br /> Monts <br /> 2500 ML 35 0.36 5' Silt Slightly Clayey Light Gray- <br /> _ 355- 100 ish Brown White Caliche Seems <br /> 36 0' and Blotches Slightly Moist Strong HC Odor <br /> Compact ane Brittle to Slightly <br /> Plastic Carbonaceous Frog- <br /> 0 = Monts <br /> 40 2500 SM 40 0-41 5' Sand, Silty Medium Brown Strong HC Odor <br /> 40 5- 100 Micaceous Moist Loose to <br /> 410 I Stiff Hit Light Gray Silt in Bit <br /> 45 <br /> 2500 ML 45 0-46 5' Silt Medium Reddish Brown <br /> _ <br /> 455- 70 Local Horizontal Cal-che Lamina- <br /> 46 0' tions Carbonaceous Fragment Strong HC Odor <br /> Dry to Moist Brittle to Soft <br /> I50 <br /> 239 SM 50 0-50 2' Sand, Clayey Light Brown <br /> 505- / so Median Diameter 1 5 mm Strong HC Odor <br /> 51 0' Moist and Loose <br /> _ ML 50 2-51 5' Silt, Slightly Clayey Light <br /> Pinkish Brown witn Light Gray- <br /> ish Green Mottling Micaceous <br /> Fe Ox Spotting Carbonaceous <br /> = i Fragments Caliche Veinlets <br /> 55 Moist Slightly Plastic Soft <br /> 2500 ML 55 0-55 5 Silt, Clayey& Sandy Sand Grains <br /> V 555- 8o to 2 0 mm Light Grayish Strong HC Odor <br /> 56 0' Brown Root Casts Filled with I <br /> Caliche Moist wet at 56 If <br /> i Slightly Piasnc <br /> 'End at 56 a <br /> 60 <br /> Abandonment Details <br /> Cement-Bentonite Hydrated <br /> Grout Granular Bentonite <br />