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Job No. 123116-000 Page 2 <br /> Client RMR Aggregates, Inc. Date 8/10/2023 <br /> Project Mid Continent Mine Designed By KRF <br /> Subject Active Slope Stabilization Checked By AC <br /> Slope Stability support <br /> RocPlane model for the existing face: <br /> Dist.to Slop Crest Upper Face Width <br /> 0.882 ft 14.054 ft <br /> Upper Face Height <br /> 7.473 fl <br /> Driving Force 4773.50 Ihs1R <br /> Upper Face An g le 28.0° <br /> Slope Height <br /> 5.000 ft Normal Force 7838.42 IhsM <br /> Slope Angle 80.0 <br /> A ` <br /> \i <br /> Fa ure Plane Angle 31.0` <br /> Peak Water Pressure 58.371 psi <br /> Calculated driving force,RocPlane: 1 dr.exis:= 4773.5.plf <br /> Calculated existing normal force,RocPlane: rnorm.exis 7838.42.plf <br /> Calculated existing water force,RocPlane: rwater:= 106.02.plf <br /> Upper face angle,KUE: 6up:= 28-deg <br /> Failure plane angle,KUE: 6fp:= 31-deg <br /> Total height,RocPlane: H:= 28-ft <br /> Upper face width,RocPlane: wup:= 33.88-ft <br />