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TUCSON SOUTH PROPOSED GRAVEL MINE STABILITY ANALYSIS <br /> SLOPE STABILITY ANALYSIS - PIPELINE (EAST SIDE OF EAST CELL) <br /> TETRA TECH <br /> (Pof) (PSO (0) <br /> Claystone Bedrock Mohr-Coulomb 134 100 28 <br /> (peak strength) <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 /> ■ Weathered Claystone Mohr-Coulomb 134 0 14 <br /> Bedrock(residual <br /> strength) <br /> 218 ft DO' <br /> Todd Creek Pipeline <br /> with 20'easement <br /> 1.76 52 ft <br /> • 23 19 Watedine Platte River <br /> 4,967 <br /> 4,957 ---- <br /> 4,947 <br /> 4,937 <br /> 4,927 <br /> 4,917 <br /> P 4,907 <br /> 0 <br /> = 4,897 <br /> 4,887 <br /> 4,877 <br /> 4,867 <br /> -40 -20 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 <br /> Distance (ft) <br /> Figure M-2 - Pseudostatic Analysis <br /> Horizontal Acceleration Coefficient:0.067g <br />