The investigation of a reinforced concrete deck girder highway bridge (1914)
Warren, Frank Baker · leaf 50
quare bars.on 27 in. center s. Area = (1/2)2 x 2 x jjy = 0.222fB = 13.5 x 12 x 30 w Boo = 21,900 lb. per sq. in. Assume that the stirrups take 18,000 lb. per sq. in. v = 18,000 x .222 = 11.1 lb. per sq. in.s 12 x 30 v,, = 53.5 - 11.1 = 42.4 lb. per sq. in. D. Stresses in Cantilever at end of… … I GOOD 16,000 / -3 • 5-3 ^ -3 L. L. Moment Fiqure. 6 RM Total L!A d P 1 = 16,000 x (4.25 - 11.25 ) - 9.51^ = 026 ,100 26,100 x 6.54 x 32 = 2,050,000 lb. in.2,425,000 lb. in.4 x (1/2)2 = 1 sq. in. 55 in. 1 30 x 55 .0.0061 k = y Spn ( pn)c - pn =1/30 x .QOOoT (.00061 x 30)2 - (.00061 x 30) = .12 22 =…
Bridges · Reinforced concrete · Girders · Theses
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