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E-21 ENGINEERING INC. <br />2695 S. RARITAN STREET TEST PIT #4 <br />ENGLEWOOD, COLORADO 80110 <br />PROJECT NAME: GeoCon Bayshore PROJECT NO: 863 <br />LOGGED BY: B. Woody PROJECT LOCATION: 12100 E. 1.25 Frontage Road <br />CHECKED BY: S. Hanson START DATE/TIME: 1/20/07 @ 0950 COMPLETION DATE/TIME:1/20/07 @ 1015 <br />GROUND SURFACE ELEVATION (FT): DRILLING COMPANY: NA <br />DRILLING EQUIPMENT: Excavated test pit using trackhoe OVM TYPE AND SERIAL NO: MiniRae 2000 <br />BORING DEPTH (FT): WELL DEPTH (FT): DEPTH TO WATER (INITIAL): 12' DEPTH TO WATER (AT COMPLETION): 12' <br />BORING DIAMETER (IN.): NA WELL SCREEN INTERVAL (FT BELOW TOC): <br />WELL MATERIALS: BACKFILL MATERIALS: Excavated soils <br />WELL CASING ELEVATON (FT): WELL COVER TYPE (FLUSH-MOUNT OR STICKUP): <br /> <br /> <br /> <br />` W <br />IL <br /> <br />LU <br /> <br />z <br /> <br />w N <br /> <br />WELL 1 BORING <br />- <br />F LITHOLOGIC DESCRIPTION w > d <br />C03 O <br /> <br />COMPLETION <br /> <br />COMMENTS <br />CL <br />CL <br />a 9 = <br />CL <br />DETAILS <br /> w w O 00 O <br /> TAN TO BROWN SANDY SILT AND CLAY <br /> <br />NO HC ODOR TEST PIT DIMENSIONS S.X8'X12' <br /> EXCAVATION THROUGH UNCOMPLETED SLURRY WALL; <br /> SLURRY WALL TRENCH -3 FT IN WIDTH; <br /> <br />1 <br />0 <br />0 OVM SCREENING TAKEN FROM SLURRY WALL BACKFILL <br /> . IMMEDIATE SIDEWALL. <br />5 <br /> 5 <br />J <br />J <br /> TAN SILTY FINE SAND; LOOSE; DRY <br />_ NO HC ODOR a <br /> 2 0.0 w <br /> <br />-10 <br /> 10 <br /> <br />_ TAN GRAVELLY SAND W/COBBLES; MOIST; LOOSE; <br />NO HC ODOR T3 0.0 WET @ 12' BGS <br />_ TD = 12 FT BGS <br />-15 15 <br />- 20 20 <br />- 25 25 <br />30 30