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L.G. Everist <br /> Response to DRMS Comments on Cannon Lands Slope Stability <br /> Bedrock Strength Comparison <br /> Used in Slope Average from <br /> Stability Analyses Laboratory Testing <br /> Unit Cohesion Phi' Cohesion Phi' <br /> (pcf) (degrees) (pcf) (degrees) <br /> Fully Softened Laramie Formation Bedrock 0 18 0 36 <br /> Fresh Laramie Formation Bedrock 500 20 548 27 <br /> With the supplied strength test data supporting that the strength parameters we have selected for our slope <br /> stability analyses are conservative for Laramie bedrock at Cannon Lands,we stand by the use of the lower <br /> factors of safety from MLRB Policy No. 30 (1.3 for static and 1.15 for seismic). <br /> Project DA201041.00 8/24/2020 Page 2 Deere&Ault,a Schnabel Engineering Company <br />