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~~ <br />SMITH WILt1AM4 CONSUt7ANT5. INC. <br />Infinite Slope Calculations <br />CJ <br /> <br />CLIENT <br />CC3V JOB NO. <br />1125 TASK NO. PAGE 1 OF 2 <br /> A100 <br />PROJECT CALCULATION No. REV. No. <br />Phase S VLF 1 1 <br />SUBJECT/ TITLE <br />REV. <br />NO. PREPARER/ DATE REVIEWER/ DATE QA REVIEWERI DATE CONFIRMATION <br /> REQUIRED M <br /> <br />1 Justin W. Hall 3105/08 Derek T. Wittwer 3105108 v ~ <br /> <br /> <br />FS = b'tan ~ <br />b-~ <br />FS = <br />tangy <br />l+b~p <br />1.) For a FS=1, cp=0.14 g, ~=40 degrees <br />b - 0.14 <br />1 - <br />tan 40 <br />1 + b~0. l 4~ <br />• 1[1 + (0.146] _ (b - 0.14~tan 40 <br />• 1+0.146=0.836-0.117 <br />• 1.117 = 0.6996 <br />• b=1.60 <br />Require 1.6:1 (horiwntal to vertical) slopes for a FS of unity during a 0.14 g seismic event. <br />2.) For a FS=1, cp=0.08 g, ~=40 degrees <br />b - 0.08 <br />1 - <br />tan 40 <br />1 + b(0.08~ <br />• 1 [1 + b~0.08~] _ (b - 0.08~tan 40 <br />• 1 + 0.086 = 0.836 - 0.067 <br />• 1.067 = 0.7596 <br />• b=1.41 <br />Require 1.41:1 (horiwntal to vertical) slopes for a FS of unity during a 0.08 g seismic event. <br />