Problem 19.4 A beam is made up from 3 plates, as shown, to serve as a support rail for a crane hoist in a factory. The beam spans 30 feet. The hoist is supported by a carriage, as shown. IF the system capacity is governed by the strength of the beam, determine the maximum loạd that can be lifted by the hoist. Take the allowable flexural stress in the beam to be 12 ksi. 30 feet 2.5 feet ½" x 4" plate %" x 10" plate ½" x 8" plate Crane hoist carriage

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Problem 19.4
A beam is made up from 3 plates, as shown, to serve as a support rail for a crane hoist in a
factory. The beam spans 30 feet. The hoist is supported by a carriage, as shown. IF|the system
capacity is governed by the strength of the beam, determine the maximum load that can be lifted
by the hoist. Take the allowable flexural stress in the beam to be 12 ksi.
30 feet
2.5 feet
½" x 4" plate
4" x 10" plate
½" x 8" plate
Crane hoist carriage
Transcribed Image Text:Problem 19.4 A beam is made up from 3 plates, as shown, to serve as a support rail for a crane hoist in a factory. The beam spans 30 feet. The hoist is supported by a carriage, as shown. IF|the system capacity is governed by the strength of the beam, determine the maximum load that can be lifted by the hoist. Take the allowable flexural stress in the beam to be 12 ksi. 30 feet 2.5 feet ½" x 4" plate 4" x 10" plate ½" x 8" plate Crane hoist carriage
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