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TUCSON SOUTH PROPOSED GRAVEL MINE STABILITY ANALYSIS <br /> TETRA TECH SLOPE STABILITY ANALYSIS - POWER POLES <br /> ® Claystone Bedrock Mohr-Coulomb 134 100 28 <br /> (peak strength) <br /> ■ Fill Mohr-Coulomb 126 25 28 <br /> ■ Overburden Mohr-Coulomb 126 50 28 <br /> Sand and Gravel Mohr-Coulomb 137 0 35 <br /> ■ Slurry Wall Mohr-Coulomb 122 0 0 <br /> Water Utility Easement ■ Weathered Mohr-Coulomb 134 0 14 <br /> 30 ft ► Claystone Bedrock <br /> (residual strength) <br /> Power Pole <br /> 1.89 <br /> 4,963 �_115ft- 0-1-4 20 ft—wl <br /> 4,958 - <br /> 4,953 <br /> 4,948 ------------------- <br /> $ 4,943 ------ <br /> 4,938 <br /> 4,933 <br /> 4,928 <br /> = 4,923 <br /> 4,918 <br /> 4,913 <br /> 4,908 <br /> 4,903 <br /> 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 <br /> Distance (ft) <br /> Figure F-1- Static Analysis <br />