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WELL LO G <br /> Project Name: Holclm Portland Quarry Permit Number: Well No. <br /> Bf�Wfluao ; Project Number. 144703 DP-1 <br /> Caldwell Project Location: Portland,CO MH-51851 <br /> Page 1 of 2 <br /> Geologist/Office Checked By: Borehole Diameter. Screen Diameter Slot Size: Total Boring Depth(ft) <br /> and Type: <br /> P.Dupre/Golden,CO D.McCloy 11.25/6.25" 2"PVC 0.010" 39.5 ft. <br /> Start/Finish Date Drilling Contractor. Sampling: Cuttings Development Method: <br /> 9/24/13- 9/24/13 National Hammer Type: HSA and Tricone Bailer <br /> Driller. Drilling Method: Drilling Equipment: Horiz Datum/Prof: NAD83 UTM Zone 13 Easting: 498169.1 ft. <br /> Vert Datum: NAVD88 Northing: 4249783.6 ft. <br /> M.Cain HSA and Air Rotary CME-85 Ground Surface Elev: 5067.1 ft. TOC Elev: 5069.7 ft. <br /> .. u Graphic Log <br /> u <br /> Well <br /> aDescription Remarks <br /> A1ts� Stick Up <br /> Tailings Surface completion consisting of cement ppad,8 <br /> inch diameter steel protective casing and t7�ree <br /> 5065 ballards. <br /> Hollow stem auger(HSA)from 0-5'(11.25" <br /> borehole),tricone from 5-39.5'(6.25"borehole). <br /> 5060 <br /> 10 <br /> 5055 <br /> Sandstone,brown to grey,grey from 20-30, <br /> fine-grained,dry,moist at 15'. <br /> 15 <br /> 5050 <br /> Top of bentonite seal at 16.9'below ground <br /> surface(bgs). <br /> 20 <br /> 5045 <br /> Bottom of bentonite seal at 22.0'bgs. <br /> 25 <br /> 5040 <br /> Well screened from 24.1 to 34.1'bgs. <br /> 3u <br />