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ii^_~1ti~P5 11:1J F.~S 8~~1 J8~ 1JJJ <br />.~ <br />Kathy Welt <br />February 15, 1995 <br />Page 2 <br />E~~~IRii~;iiv, ISC. <br />~uu~ Un° <br />DRY UNIT COHESION FRICTION FACTOR <br />WEIGHT ANGLE OF <br />(PCF) (PSF) (DEGREES) SAFETY <br />93.0 706 11.0 f. s.=2.59 <br />80.0 89 32.0 f.s.=2.74 <br />115.0 0 33.0 f.s.=2.59 <br />80.0 118 10.0 f.s.=2.30 <br />121.0 346 24.0 f.s.=2.53 <br />66.0 288 30.0 f.s.=2.87 <br />45.0 72 41.0 f.s.=2.98 <br />68.0 72 41.0 f.s.=2.94 <br />As presented in this table, all strength values used meet the minimum Cactor <br />of safety required for this type of pile. Tf you have any questions, please call me. <br />Si~~n~~cer~~ely, . <br />CJ~+~' ~- <br />Charles C. Rehn, P.E. <br />General Manager <br />Salt Lake City Branch <br />CCR/sbr <br /> <br />~~...~~~ <br />~'~881~i E <br /> <br />