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171_CEG 4012 Notes Fall 2011 CEG 4012 Notes Fall 2011

171_CEG 4012 Notes Fall 2011 CEG 4012 Notes Fall 2011 -...

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DF48 Load Distribution in Pile Groups To find the axial load, Pi, on any pile use moment of inertia (assume all piles same size) 3' 3' 'f fA~X /"_ ....... /' entric load Q here, 2 carries most load y 3' (what is P7?) fJ CD iOo® Ecc ./ Pile - x @ @ ...... M x = '-/50 (IJI,~ -:: 5'1. .5 k.-H M y = LI~O (1j,fJ-) ': 11i,S'· k-(:~ P 1 = 450 _ 337.5(3) + 562.5 (3) = b 2. S" k 9 54 P3 = 450 + 337.5(3) + 562.5(3) = 100.0 k 9 P = 450 + 337.5(3) + 562.5(0) = 10 6 9 b ~ g k P a = 450 + 337.5(0) _ 562.5(3) - 1([ 0 k 9 - 0,0 I(x 2 ) = l-~)~~ lo)~~ l13Y" ~(_~)~ .. lO)l+ (to3)"- "l. ,\1.: \- (-3) + ((»)"l. . (~'J or simply = ~ ( 1) '1. ~ .t.J. 1. L:(y2)= s"""e
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