Behavior and Design of Headed Reinforcement （领导的行为和设计强化）.pdfVIP

CENTER FOR TRANSPORTATION RESEARCH THE UNIVERSITY OF TEXAS AT AUSTIN C e n t e r f o r Project Summary Report 0-1855-S Transportation Research Explore New Uses for T-Headed Bars in Structural Concrete Reinforcement Applications The University of Texas at Austin Authors: M. K. Thompson, J. O. Jirsa, J. E. Breen, and R. E. Klingner Center for Transportation Research, The University of Texas at Austin September 2002 Behavior and Design of Headed Reinforcement in Concrete Structures In structural concrete, the formed by the attachment of a construction of complex bridge provisions for anchorage of plate or the forging of an upset details. Realizing this potential, T straight bars and hooks occa- bearing surface at the end of a the Texas Department of sionally present detailing straight reinforcing bar. Such Transportation (TxDOT) R problems due to the long bars are anchored by a combi- through The University of O development lengths and large nation of bond along the Texas at Austin’s Center for P bend diameters that are re- straight bar length and direct Transportation Research, quired, particularly when large- bearing at the head. Like a funded project 0-1855, “Ex- E diameter reinforcing bars are hooked bar, they can develop plore New Uses