. Design of a railroad viaduct for Overton County railroad . L^ -51800# ^trcsr. in U-^L-,^ - -77 700# -Stress in U L^ = -90650# Strean in U^Lj Z 25900 x - 36U5# Stress in U-^^L, - -51800 x - 72831,^ Stress in U L - 77700 109246# 0 1 ~ ~ Bending moment on center panel — 3258875 *ff Bending:, moment on U^^U^ - 2680650 •# Bending moment on UoU-^_Z 1608390# Stress in U^U^ ~ 3258875/21 - -155184# Stress in LsL^ =3258875/21 - 15i84< ^Stress in U Xl^ - 2680650/21 - 127650f;- Stress in L^L^ - 2680650/21 - 127650# Stress in UqU-|^ = 1608390/21 = -76590#,- StresE in L L^ = 160839
. Design of a railroad viaduct for Overton County railroad . L^ -51800# ^trcsr. in U-^L-,^ - -77 700# -Stress in U L^ = -90650# Strean in U^Lj Z 25900 x - 36U5# Stress in U-^^L, - -51800 x - 72831,^ Stress in U L - 77700 109246# 0 1 ~ ~ Bending moment on center panel — 3258875 *ff Bending:, moment on U^^U^ - 2680650 •# Bending moment on UoU-^_Z 1608390# Stress in U^U^ ~ 3258875/21 - -155184# Stress in LsL^ =3258875/21 - 15i84< ^Stress in U Xl^ - 2680650/21 - 127650f;- Stress in L^L^ - 2680650/21 - 127650# Stress in UqU-|^ = 1608390/21 = -76590#,- StresE in L L^ = 1608390/21 - 76590 LIVS LOAD STRESSES. atBending momentJJ, ::= 4502^05# Bending moment at Up - 7504371^J-- Bendinf, moment at U - 9198438# Stress in U^U^ Z -4380207^ Stress in L^L - 438020# 3 3 ~ Stress inU-,U, - 357295# stress in LpL^ - 357292# Stress in U U - -214400#0 1 Stress in L-|^L2 :z^ 214400# ,Shear in nanel n U„ - 86540#Shear in panel Uq_U„ - 13655C-//?:hear in panel UqU^ = ^5096ar;^ Ctressss due to cantilever netliod of erection. 71 (^ a «^2. To - 259^0( -115000?fT^ - 25900( )/21 - 115000# treas in U„U_ ~ 0d 0 tress in U^U^ z 12900# ^ -^2^tress in UqU]_ - 51085# =, -L-j^Lg115000# trees in L^^L-, Stress in U,L„ - 12900 x - 18208# Ctrsss due to traction on span. Traction load on one panel z x 3500 = 14500/, Stress in U-,U„- ^- U„U„- U„U,- - 14500# Stress in L^L^ _ 1/500 x 6 - 87O0O# Stress in L L = 14500 x 6 = 7 2500f;-2 3 Stress in L2L3 - 14 500 x 4 ;= 58000#StresE in L-Lv - 14 500 x 5 - 43500# stress in U-, L^-U^L,-U„L.,-I,X.,-U„L„- U L -U L . - IJSOO X 20635#r-tress in U^L -U L -U L -U^L _ 20635 = 1467Sjf L .L. Traction Erection Iax. -4 38020 -U500 12900 -530112 -f 438020 -45500 -12900 539112 -357295 -14500 51085 -435620 +557295 5S000 -51085 479120 -2144C^ -14500 115000 -267235 214400 72500 -115:00 525195 121675 20635 18208 160517 191698 20635 54623 248743 35^850 20635 9103
Size: 2759px × 906px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddesignofrailroad00scha
