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E-21 ENGINEERING INC. MW-1 <br />2695 S. RARITAN STREET BORING LOG/ <br />ENGLEWOOD, COLORADO 80110 WELL COMPLFTION 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: 113107 @ 1400 COMPLETION DATE/rIME:113107 @ 1530 <br />GROUND SURFACE ELEVATION (FT): DRILLING COMPANY: Site Services <br />DRILLING EQUIPMENT: Track-mounted Geoprobe equipped w16.114 in. auger OVM TYPE AND SERIAL NO: MiniRae 2000 <br />BORING DEPTH (FT): 20'l 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 /> <br />a <br />o <br />W f/J <br />M <br /> <br />E <br />W <br />ELL 1 B <br />ORI <br />NG <br /> LITHOLOGIC DESCRIPTION W W p a v C OMPLE TIO N COMMENTS <br />= a d <br />-C v = <br />> 3 = <br />w DETAI LS <br />LU <br />p N N e O _j <br />Co <br /> BROWN CLAYEY SILT AND FILL START 1400 <br /> NO HC ODOR } <br /> TOC SET -3' BGS W/STEEL STICK-UP COVER <br /> 1 40 0.0 PUSH <br /> <br />GRADING TO DARK BROWN ORGANIC SILTY CLAY 'o <br /> <br />? <br /> AND FILL; SOFT; MOIST; NO HC ODOR w <br /> 5 z <br />5 0 <br />z <br /> 2 80 6.2 PUSH <br /> TAN GRAVELLY SAND W/COBBLES; MOIST; LOOSE; <br /> NO HC ODOR <br /> 10 <br />10 <br /> GRADING TO TAN MEDIUM TO FINE SANDS; <br /> SLIGHT HC ODOR <br />3 <br />80 <br />26.0 <br />PUSH <br />= <br />WET Qa 12' BGS <br /> = z <br />co <br /> GRADING TO MORE GRAVEL AND COBBLES 15 _ a <br />BLES <br />15 <? ; <br />REFUSAL OF DRIVE SAMPLER; LARGE COB <br /> y SWITCH TO HOLLOW STEM AUGERS <br /> NS NS NS NS <br />20 20 = SET WELL 1530 <br /> TD = 20.5' BGS <br />25 25 <br />30 30