Problem 08.011- Determine principal stresses in a rolled beam Consider the loading shown. The allowable normal stress for the steel used is 23.6 ksi. 3 kips/ 6 A B Shape S12×31.8 $10 × 35 -6 A- The section modulus is 18 kaps 3A Problem 08.011.a - Determine an appropriate wide flange section Determine the section modulus and select the most economical S-shape beam to support the loading shown using the table given below. (Round the final answer to one decimal place. You must provide an answer before moving to the next part.) S(in³) 36.2 29.4 D in 3 W

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