10 - 400 x 38/2 x l/E =201,600 pound-inches. Then the max-imum moment is 187,400 * 201,600 »389,000 pound-inches.The amount of reinforcement per lineal foot longitudinallyis 12 -r 4 3/4 = 2.52 bars. As these are one—inch bars the steelarea per lineal foot is 2.52 square inches. The ratio of the… … Pig. 7. The Floor. 18 fckjbd2, the stress in the steel is found to he 9,000 pounds persquare inch. By a similar formula, Mc * 1/2 f0k;jbd2, the stressin the concrete is computed to be 430 pounds per square inch.Both of these stresses are below the usual allowable workingstresses as used in floor…
Bridges · Concrete bridges · Iron and steel bridges · Theses
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