alculate the maximum shear. B. Determine the maximum moment.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
A standard truck moves across a 25 − meter span. The wheel loads are P1 = 36 kN
and P2 = 142 kN separated by 4.3 m and P3 = 142 kN at 7.6 m from P2.
A. Calculate the maximum shear.
B. Determine the maximum moment.
C. Determine the beam dimensions if the flexural stress is equal to 100 MPa. Use the ratio h =
1.6b. Round your answer into the nearest whole number.
D. Given the flexural stress which is equal to 380 MPa, determine the most economical W-
shape beam.
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