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SOIL COMPACTION TEST RESULTS <br />To: Snowcap Coal Company, Inc. KOECHLEIN CONSULTING ENGINEERS, Job No. 10-051GJ Date: 9/15/10 <br />P.O. Box 1430 Report #: 6 Sheet: 1 of 1 <br />Palisade, CO 81526 INC. <br />Subject: Fill Observation and Testing <br />Geotechnical and Materials Engineers Cameo Refuse Disposal Area #1 <br />Lakewood - (303) 989-1223 Cameo, Colorado <br />Grand Junction- (970) 241-7700 <br /> Laborato Field <br /> <br />Test <br />No. <br />Location Depth <br />or <br />Elevation <br />(feet) Maximum <br />Dry <br />Density <br />c Optimum <br />Moisture <br />Content <br />% <br />Dry <br />Density <br />c <br />Moisture <br />Content <br />Percent <br />Compaction <br />Pass/Fail <br />Soil Type <br />10 N39°09.145, W108°19.805 +12 91.1 13.4 87.6 13.1 96 Pass Curve #1 <br />11 N39°09.156, W108°19.790 +4 91.1 13.4 87.7 14.6 96 Pass Curve #1 <br /> <br /> <br /> <br /> <br /> <br />Weather: ® Sunny ? Cloudy ? Rain ? Snow Temp: 50°- 90°Ft <br />Specification Compaction & Material: 90% of Standard Proctor ASTM D 698, <br />+2% to -2% of Optimum Moisture Content <br />Type and Number of Earth Moving Units: 1-Loader, 1-Trackhoe, 1-Dozer, 1-Dump truck <br />Type and Number of Compaction Units: 1-Sheepsfoot roller <br />Number of Passes: Varies Thickness of Lift: Varies <br />Method of Adding Moisture: Water truck <br />This report presents opinions formed as a result of our observations and/or compaction testing of the fill during this visit. <br />We have relied on the contractor to continue applying the recommended compactive effort and moisture to the fill during <br />times when our observer is not observing operations. Tests are made of the fill only as believed necessary to calibrate our <br />observer's judgment. Test data are not the sole basis for opinions on whether the fill meets specifications. <br />DQ Fill Tested Meets Specifications. <br />? Fill Tested Does Not Meet Specifications as Indicated by Test Number (s) <br />and Should be Removed or Reworked. <br />® Contractor Advised. <br />? Full Time Observation. ® Part Time Observation. <br />Progress Report: Contractor shaping fill for final grade in areas closest to existing road. <br />Fill is not being placed due to equipment problems with the water truck. <br />Dan Blumberg William N. Houlette, P.E. <br />Field Observer Reviewed By