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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 68 kN and a lateral load of 7 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 Ix=191.73×10^6mm4 W= 1.21 kN/m bf= 200mm ly = 35.07 x10^6mm4 Questions: Determine the Bending stress about the y - axis.

w12x78 bridge crane runaway girder is on a simple span of 6 m. Assume that the crane wheel imparts a vertical load of 68 kN and a lateral load of 7 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 Ix=191.73×10^6mm4 W= 1.21 kN/m bf= 200mm ly = 35.07 x10^6mm4 Questions: Determine the Bending stress about the y - axis.

Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)
Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)
5th Edition
ISBN:9781305084766
Author:Saeed Moaveni
Publisher:Saeed Moaveni
Chapter16: Engineering Drawings And Symbols
Section: Chapter Questions
Problem 5P
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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 68 kN and a lateral load of 7 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
Ix=191.73×10^6mm4
W= 1.21 kN/m
bf= 200mm
ly = 35.07 x10^6mm4

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

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