CE%203400%20HW13-Solution%20Fall%202009

# CE%203400%20HW13-Solution%20Fall%202009 - EL[52 Assingment...

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Unformatted text preview: EL [52 Assingment # Stress Distribution "HE/Z) MHZ) , (FT.) 3 BOUS.=4(13)(q) m (8/2) n (L/Z) I3 BOUS.=(I3)(q) m (13/2) n (L/Z) I8 BOUS; 203m) Tragezoidal method on : (q x B X L)/(B+Z)(L+Z) q = 6,50,000/(5 x 7) + (150)(2.5)(5)(7)/(5)(7)=18946 psf. Boussinesg method ACV = l3q m = 8/2 n =L/Z stress distribution for pt.A change in vertical stress (psf.) 1000.0 2000.0 3000.0 4000.0 5000.0 6000.0 7000.0 8000.0 9000.0 0.00 0 0 0 0 0 0 5 10 ‘5 20 — I — trapezoidal method 25 30 35 stress distribution for point B change in vertical stress(psf) 0.00 1000.00 2000.00 3000.00 4000.00 5000.00 6000.00 0 5 10 15 + bousinnesq method 20 - -I — trapezoidal method 25 30 35 stress distribution for pt. C change in vertical stress (psf) 0.00 1000.00 2000.00 3000.00 4000.00 5000.00 6000.00 0 5 10 15 ‘ —-O—-bousinnesq method 20 - I - trapezoidal method 25 30 35 depth (ft) FROM l M23 :13; 50 H: V0 :16 50 I3 3 \$521259: FROM 2 m: 60 glz' 5'0 n: ‘20 “24- 60 ‘~,Ib:0‘206 POINT 5 [35]: 215310335. FROM 2 _—___,_.,,. 50 “n: —- 50 I ; m” 4_'__0_ :. 0‘8 50 91 3 ﬂ :l-2— o .2 :— A 6;; Y:ch z (o (6%)(600) : Y4p5f Aé—a >A67+A€LTDQC POINT C FROM I 60. b5: ; togpsf. ﬂay FROM % 75’ msﬁcl5 lQO’ 50 n43? ex 4 5o I?" 0~L9»4' rag; racy : 0224-0000) 2 FROM 3 75’ "(10> 4,:9. :03 D40 50 M 2 15.”. 1"5 50 37:33 0473 A63 ; I”; (0-17590000) ; 273,053? A6: A67+A61 A53: I49E5f - /—'— ...
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CE%203400%20HW13-Solution%20Fall%202009 - EL[52 Assingment...

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