关于预应力束伸长值的研究

摘要

本文介绍了桥梁预应力束理论伸长值及实测伸长值的计算方法,并就偏差产生原因及注意事项进行了分析、讨论.%This paper describes the calculation method of measured elongation values and theoretical elongation value of bridge prestressed beam, and made anlysis on deviation causes and precautions.