used in a transmission not restrained in directio N/mm?.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Example 4.5 Calculate the safe load over a compression member of unsupported length of
4.8 m. The member is to be used in a transmission line tower and is as shown in Fig. Ex. 4.5. The
ends are held in position but not restrained in direction. The overall section of the member is 180 mm
x 180 mm. Assume f, = 250 N/mm2.
%3D
ISA 110 x 110 x 10 mm
30.8 mm
Apld
ISA 110 x 110 x 10 mm
(1)
30.8 mm
37.8
(d)
mm
15 mm
a
a
ISA 130 x 130 x 15 mm
180 mm
Fig. Ex. 4.5
180mm
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