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<br />E-21 ENGINEERING INC. MW-2 <br />2695 S <br />RARITAN STREET <br />. BORING LOG / <br />ENGLEWOOD, COLORADO 80110 WELL COMPLETION DIAGRAM <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 DATEITIME: 1/3/07 @ 1400 COMPLETION DATE/TIME:1/3107 @ 1530 <br />GROUND SURFACE ELEVATION (FT): DRILLING COMPANY: Site Services <br />DRILLING EQUIPMENT: Track-mounted Geoprobe equipped w/6.1/4 in. auger OVM TYPE AND SERIAL NO: MiniRae 2000 <br />BORING DEPTH (FT): 20'1 WELL DEPTH (FT): 20 DEPTH TO WATER (INITIAL): 12' DEPTH TO WATER (AT COMPLETION): 12' <br />BORING DIAMETER (IN.): 6" WELL SCREEN INTERVAL (FT BELOW TOC): 10 to 20' bgs <br />WELL MATERIALS: 2" diam. Schedule 40 PVC; 0.01-inch slotted screen BACKFILL MATERIALS: Screen 10.20 clean silica sand to 9' bgs; hyd. bentonite <br />WELL CASING ELEVATON (FT): 4,830.39 WELL COVER TYPE (FLUSH-MOUNT OR STICKUP): Steel stick-up <br /> w <br />a <br />o <br />L N <br />Z <br />WELL I BORING <br /> LITHOLOGIC DESCRIPTION J v a = COMPLETION COMMENTS <br />a w 0. DETAILS <br />w <br />o <br />N <br />vi <br />o <br />O <br />to <br /> <br />o <br /> BROWN SILTY SAND AND GRAVEL FILL START 1600 <br /> NO HC ODOR <br /> TOC SET -3' BGS W/STEEL STICK-UP COVER <br /> 1 50 0.0 PUSH <br /> GRADING TO DARK BROWN ORGANIC SILTY CLAY <br /> AND FILL; SOFT; MOIST; NO HC ODOR <br />5 5 <br /> z <br />0 <br />z <br /> 2 80 6.2 PUSH <br />10 10 <br /> <br /> TAN GRAVELLY SAND W/COBBLES; MOIST; LOOSE; 3 80 26.0 PUSH <br /> NO HC ODOR <br /> -= o <br />oQi <br />WET @ 14' BGS <br />15 GRADING TO MORE GRAVEL AND COBBLES 15 <br /> - v REFUSAL OF DRIVE SAMPLER; LARGE COBBLES; <br /> N SWITCH TO HOLLOW STEM AUGERS <br /> NS NS NS NS <br />20 20 - SET WELL 1700 <br /> <br /> TO 20.0 FT BGS <br />25 25 <br />30 30