Use the moment-distribution method to determine the moment at each joint of the symmetric bridge frame. Supports at F and E are fixed and B and C are fixed connected. Use Table 13€“2. Assume E is constant and the members are each 1 ft thick.

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2 ft 4 ft 4 k/ft 4 ft –2 ft 9 ft8 ft' 25 ft 6 ft -30 ft- 40 ft- -30 ft-