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i <br /> i WHF Environmental Consultants, Inc <br /> Boring Log <br /> iClient Cane a's Car Was Hale No B-1 __7Pae 2 of 2 <br /> Project I Project No Contractor Pierson Drilling <br /> iLocation 6230 Pacific Ave , Stockton, CA Drilling Method 8" HSA Elevation Grade <br /> Date Started 3112/93 Date Completed 3/12193 Angle Vertical Bearing <br /> iTotal Depth 56 5' Water Depth 56' a pprox) Logged By Ross R Grunwald Reviewed B <br /> CU <br /> o Z' <br /> E U 7 <br /> v f!) U <br /> D 8 <br /> Z N <br /> O C tll It cc <br /> `—' ZO M CU <br /> a CD U E W to <br /> Q it E p o 3 2 U <br /> Q rn co a m v li D Geologic Descn tion Remarks <br /> 305- 1527 90 SW 30 0 30 5' Sand Medium Brown Medium Strong HC Odor <br /> = 31 0 to Fine-Grained Median Diameter <br /> 0 3-0 7 mm Silty Clots Moist <br /> and Loose <br /> ML 30 5-31 5 Silt Sandy& Micaceous Light <br /> Brown to Gray with Dark Red- <br /> dish Brown Mottling Grains to <br /> - to 15 mm Carbonaceous Frog <br /> 5 <br /> ments <br /> 2500 ML 35 0-36 5' Silt, Slightly Clayyey Light Gray- <br /> 35 5- 100 ish Brown Whita Caliche Seams <br /> 36 0' and Blotches Slightly Moist Strong HC Odor <br /> Compact and Brittle to Slightly <br /> = Plastic Carbonaceous Frog- <br /> ments <br /> I 40 2500 SM 40 0-41 5' Sand, Silty Medium Brown Strong HC Odor <br /> 405- 100 Micaceous Moist Loose to <br /> 41 0 Stiff Hit Light Gray Silt in Bit <br /> —45 2500 ML 45 0-46 S' Silt Medium Reddish Brown <br /> 455- 70 Local Horizontal Caliche Lamina- <br /> 46 0' tions Carbonaceous Fragment Strong HC Odor <br /> Dry to Moist Brittle to Soft <br /> 1 - <br /> -50 239 SM 50 0 50 2' Sand Clayey Light Brown <br /> — <br /> 505- $0 Madsen Diameter 1 5 mm Strong HC Odor <br /> 51 0' Moist and Loose <br /> I`IL 50 2-51 5' S-it Slightly Clayey Liht <br /> Pinkish Brown with Light Gray- <br /> ish Green Mottling Micaceous <br /> — FeOx Spotting Carbonaceous I <br /> Fragments Caliche Veinlets <br /> $5 Moist Slightly Plastic Soft <br /> 2500 ML 55 0 56 5 Silt Clayey & Sandy Sand Grains <br /> V 555- $0 to 2 0 mm Light Grayish Strong HC Odor <br /> 560 Brown Root Casts Filled with <br /> — Caliche Moist wet at 56' <br /> Slightly Plastic <br /> . w I End at 56 5 <br />' 60 <br /> Abandonment Details <br />' Cement-Bentonite Hydrated <br /> Grout Granular Bentonite <br />