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t <br />I—Tum' ceReservoir — Erie, Colorado <br />roject No. 1 Ol1 <br />ttary 9, 2015 <br />Earth Engineering Consultants, LLC <br />2 H`° Ll ;-T <br />Density Test No. 12. Laboratory testing performed on the retrieved hydraulic conductivity sample <br />included a "Flex -Wall Permeameter" test in general accordance with ASTM Specification D 5084 <br />Method C, results are shown below and are also included on the attached summary sheet. <br />Hydraulic Conductivity Test Results <br />Hydraulic <br />Conductivity <br />Sample ID <br />Laboratory Testing - Soil Classification <br />In -Situ In -Situ Dry <br />Moisture, % Density, PCF <br />Final Moisture <br />Content, % <br />Final Dry <br />Density, PCF <br />Hy <br />Corruz6vity, c c <br />2 <br />14.2 105.0 <br />24.3 <br />101.0 <br />4.6 x 10" <br />A-4 RcwH <br />W 1.@.'. <br />Based on the previously reported field density testD <br />t results and the laboratory test results provide�(=- S <br />herein, this phase/lift of the placed and compacted shale/siltstone bedrock material conforms to 90' McNtF <br />the project specifications and the CQC/QA plan dated March 12, 2013. <br />We appreciate the opportunity to work with you on this project. If you have any questions <br />concerning this report, or if we can be of further service to you in any other way, please do not <br />hesitate to contact us. <br />Very truly yours, <br />Consultants, LLC <br />David A. Richer, P.E. <br />Senior Geotechnical Engineer <br />Cc: Asphalt Specialties Company Mr. Dan Hunt (dan asphaltspecialties.com) <br />Mr. Rob Laird (RobL(@asphaltspecialties.com) <br />