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E-21 ENGINEERING INC. MW-20 <br />2695 S. RARITAN STREET BORING LOG / <br />ENGLEWOOD, COLORADO 80110 WELL COMPLETION DIAGRAM <br />PROJECT NAME: GeoCon Bayshore PROJECT NO: 863 <br />LOGGED BY: L. Mayo PROJECT LOCATION: 12100 E. 1.25 Frontage Road <br />CHECKED BY: B. Woody START DATE/TIME: 3112107 @ 1345 COMPLETION DATE/TIME: 3112107 @ 1445 <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): 19.5 WELL DEPTH (FT): 9.5' DEPTH TO WATER (INITIAL): 10' DEPTH TO WATER (AT COMPLETION): <br />BORING DIAMETER (IN.): 6" WELL SCREEN INTERVAL (FT BELOW TOC): 4.5'-19.5' bgs <br />WELL MATERIALS: 2" diam. Schedule 40 PVC; 0.01-inch slotted screen BACKFILL MATERIALS: Screen 10-20 clean silica sand to 2.5' bgs; hyd. bentonite <br />WELL CASING ELEVATON (FT): WELL COVER TYPE (FLUSH-MOUNT OR STICKUP): None <br /> W <br />IL <br />o <br />W N <br />z <br />WELL / BORING <br /> LITHOLOGIC DESCRIPTION W W p a 0 COMPLETION COMMENTS <br />a 2 a. w e a DETAILS <br />c H N a° O to <br />o <br /> SANDY CLAY. BROWN, FINE-GRAINED SAND, WELL <br />T <br /> SORTED (-50%), IN A VERY STIFF CLAY. NO HC ODO z <br /> <br />a, <br />00 <br />Z <br /> 1 60 2.2 PUSH M <br /> SILTY SAND. BROWN, FINE-GRAINED SAND, VERY <br /> <br />5 WELL SORTED (30-40% FINES), NO HC ODOR. <br />5 <br />:• •,r <br /> - - SAMPLE 5-6'@1415 <br /> 2 60 2.7 PUSH <br /> SANDY CLAY. <br /> SAND. ORANGISH BROWN, FINE- TO COARSE- _ <br /> GRAINED <br />MODERATELY WELL SORTED <br />INCREASING <br />10 , <br />, <br />COARSENESS AND COBBLES WITH DEPTH. 10 <br /> NO HC ODOR. = w <br />J WET @ 10' BGS <br /> O <br /> 3 20 1.8 PUSH <br />15 15 <br /> 4 15 1.1 PUSH <br /> SET WELL 1500 <br />20 BOTTOM OF BORING @ 19.5' 20 <br />25 25 <br />30 301 1