Problem 2.17 Using transformed area, what allowable uniform load can this beam support in addition to its own weight for a 28-ft simple span? Concrete weight = 150 lb/ft³, f = 24,000 psi, and f = 1800 psi. (Ans. 2.757 k/ft) 6 in. 8 in. 6 in. Join 18 16 4 in. 8 in. 17 in. 32 in. n = 8 ده e 5 #10 3 in. 20 in.