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w12x78 bridge crane runaway girder is on a simple span of 6 m. Assume that the crane wheel imparts a vertical load of 76 kN and a lateral load of 5 kN, applied at the top flange of the girder. A standard 0.4 kN/m rail will be used. Neglect shear and deflection. Properties of W21x78 d= 300mm bf= 200mm Ix = 191.73x10^6mm4  Iy= 35.07 x10^6mm4 W= 1.3 kN/m Questions: Determine the Bending stress about the x - axis

w12x78 bridge crane runaway girder is on a simple span of 6 m. Assume that the crane wheel imparts a vertical load of 76 kN and a lateral load of 5 kN, applied at the top flange of the girder. A standard 0.4 kN/m rail will be used. Neglect shear and deflection. Properties of W21x78 d= 300mm bf= 200mm Ix = 191.73x10^6mm4  Iy= 35.07 x10^6mm4 W= 1.3 kN/m Questions: Determine the Bending stress about the x - axis

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A w12x78 bridge crane runaway girder is on a simple span of 6 m. Assume that the crane wheel imparts a vertical load of 76 kN and a lateral load of 5 kN, applied at the top flange of the girder. A standard 0.4 kN/m rail will be used. Neglect shear and deflection.

Properties of W21x78
d= 300mm
bf= 200mm
Ix = 191.73x10^6mm4 

Iy= 35.07 x10^6mm4
W= 1.3 kN/m

Questions:
Determine the Bending stress about the x - axis.

 

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