桥梁湿接缝中的新旧混凝土问题研究

Study on old and new concrete problems in bridge wet-joint

介绍了先简支后连续梁桥的发展现状与特点,分析了影响桥梁湿接缝中新旧混凝土粘结性能的因素,并针对湿接缝处混凝土开裂的主要原因,提出了相应的防治方法,从而确保简支梁桥的质量。

The thesis introduces the development status and features of simply-supported continuous-beam bridge,analyzes factors influencing old and new concrete bonding properties in bridge wet joint,and puts forward corresponding preventive method in light of major wet joint concrete cracking causes,so as to guarantee the simply-supported bridge quality.