A cantilever beam of length L=6 ft supports a uniform load of intensity q = 200 lb/ft and a concentrated load P = 2500 lb. Calculate the required section modulus if the allowable stress is 15000 psi. Select a suitable wide flange beam from the table. W8X35 W8X28 W8X21 W8X15 Weight per foot lb 35 28 21 15 Area Depth In² 10.3 8.25 6.16 4.44 in 8.12 8.06 8.28 8.11 Web Thickness Width in 0.310 0.285 0.250 0.245 9= 200 lb/ft Flange In 8.020 6.535 5.270 4.015 L=6 f Thickness in 0.495 0.465 0.40 0.315 P=2500 lb I in 127 98 75.3 48 I S in³ 31.2 24.3 18.2 11.8

A cantilever beam of length L=6 ft supports a uniform load of intensity q = 200 lb/ft and a concentrated load P = 2500 lb. Calculate the required section modulus if the allowable stress is 15000 psi. Select a suitable wide flange beam from the table. W8X35 W8X28 W8X21 W8X15 Weight per foot lb 35 28 21 15 Area Depth In² 10.3 8.25 6.16 4.44 in 8.12 8.06 8.28 8.11 Web Thickness Width in 0.310 0.285 0.250 0.245 9= 200 lb/ft Flange In 8.020 6.535 5.270 4.015 L=6 f Thickness in 0.495 0.465 0.40 0.315 P=2500 lb I in 127 98 75.3 48 I S in³ 31.2 24.3 18.2 11.8

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter15: Braced Cuts

Section: Chapter Questions

Problem 15.11P

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