5. A timber joist of 75mm x 250 mm are placed on a spacing of 0.40m on centers. Given that their end rest upon steel beams of 150mm flange width and on a 5.5m on centers. Compute the maximum allowable working load per sqm. that the joist could carry including the weight of the floor and joists. Ew = 12GPA. a. So that it will not exceed the allowable bending stress of 15MPA. b. So that it will not exceed the allowable shearing stress of 0.8MPa. c. So that it will not exceed the allowable deflection of 1/340 of the span. 2s0 mm o-40

5. A timber joist of 75mm x 250 mm are placed on a spacing of 0.40m on centers. Given that their end rest upon steel beams of 150mm flange width and on a 5.5m on centers. Compute the maximum allowable working load per sqm. that the joist could carry including the weight of the floor and joists. Ew = 12GPA. a. So that it will not exceed the allowable bending stress of 15MPA. b. So that it will not exceed the allowable shearing stress of 0.8MPa. c. So that it will not exceed the allowable deflection of 1/340 of the span. 2s0 mm o-40

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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Question

5. A timber joist of 75mm x 250 mm are placed on a spacing of 0.40m on centers. Given that their end rest
upon steel beams of 150mm flange width and on a 5.5m on centers. Compute the maximum allowable
working load per sqm. that the joist could carry including the weight of the floor and joists. Ew = 12GPa.
a. So that it will not exceed the allowable bending stress of 15MPa.
b. So that it will not exceed the allowable shearing stress of 0.8MPA.
c. So that it will not exceed the allowable deflection of 1/340 of the span.
250 mm
o-40

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