Building code requirements for reinforced concrete (ACI 318-56) Adopted as a standard of the American Concrete Institute at its 52nd annual convention, February 21, 1956, as reported by Committee 318. Ratified by letter ballot April 30, 1956. - American Concrete Institute (Detroitn [s.n.], 1956)
"Authorized reprint from...Journal of American Concrete Institute, May 1956, Proceedings v. 52."
Keywords: Reinforced concrete construction