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 (see figure). Calculate the required section modulus S if σallow = 15,000 psi. Then select a lightest suitable wide-flange beam (W shape) from Appendix B, and recalculate S taking into account the weight of the beam. Select a new beam size if necessary. Include A. Complete solution B. Free body diagram C. Shear diagram D. Moment diagram

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