Consider the simply supported rectangular beam (Fig. 1) for which the following information is provided: =0;...

 

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Consider the simply supported rectangular beam (Fig. 1) for which the following information is provided: =0; =2400psi; =0; =2400psi; span = 40ft; M = 720,000lb-in; (e) =9in; 77=0.80. 24 in 12 in Figure 1 1) Determine the live load (w = plf) for which the point of intersection of the two lines representing stress conditions I and IV leads to a value of eccentricity equal (e.)... 2) Using the live load obtained in part (1), determine the initial prestressing force F, required, and check whether the design will satisfy and ... Consider the simply supported rectangular beam (Fig. 1) for which the following information is provided: =0; =2400psi; =0; =2400psi; span = 40ft; M = 720,000lb-in; (e) =9in; 77=0.80. 24 in 12 in Figure 1 1) Determine the live load (w = plf) for which the point of intersection of the two lines representing stress conditions I and IV leads to a value of eccentricity equal (e.)... 2) Using the live load obtained in part (1), determine the initial prestressing force F, required, and check whether the design will satisfy and ...