212_CEG 4012 Notes Fall 2011 CEG 4012 Notes Fall 2011

212_CEG 4012 Notes - iii ~"".c(J cr't ~ 0'0 L\cr< a'o't decreases as a t y decreases I Time""~" Critical Time t(EPWP jj has

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SL38 o Cuts in Saturated Clay: look at stresses developed on a failure circle at point P H :5 () Depth of Excavation 'td, shear strength mobilized on critical surface through point P Time " i" ~ ~ ! __ fiG. .. < 0, fiG"" - 0 - L\cry - flU ,.j L\u < 0 (-) 0.. ~:-~ ---i'- .L_n""'n'tto that LJu unkown : W Undrained I (short time) : p,,~, /' cJ' AH' ;(\•• J \J \". H'·(.'jl'- .J", . ~l-J'" I-' U = 'Ywh Time .c - g' f------J. i"
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Unformatted text preview: iii ~ '" '" .c (J) cr't ~ 0'0 + L\cr < a'o , 't decreases as a t y decreases I , , Time ""~ '" Critical Time t, (EPWP), \ jj has minimum FS = (t / 'Cd) o \'--c--------------.J ~-------------\~;:l_ _ LL ~ "C".,;. I"""~ ~ Time o..... J J..u. L '- --'-(I,".) ,.".,) tl=endof excavation 12 = end of pore water pressure dissipation...
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This note was uploaded on 02/10/2012 for the course CEG 4012 taught by Professor Staff during the Fall '08 term at University of Florida.

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