【作者】 张恺； 包琦玮； 刘能文；

【Author】 Zhang Kai Bao Qiwei Liu Nengwen (Research Department of Beijing Municipal Engineering Design & Research Institute,Beijing,100035)

【机构】 北京市市政工程设计研究总院研究所；

【摘要】 除冰盐引起的钢筋锈蚀是北方城市立交桥梁结构破坏的重要原因。本文通过对北京某些立交桥的氯化物含量的测试,初步探讨了造成北京地区桥梁钢筋锈蚀的主要原因, 并从设计方面提出解决问题的办法。更多还原

【Abstract】 Reinforcing steel corruption,induced by the use of ice-removing salt, is the main reason to the structural failure of urban interchanges in the north of Chi- na.The paper probes into the main reasons of reinforcing steel corruption among in- terchanges in Beijing based on site measurement of chloride concentration measure- ment.The paper also provides countermeasures from point of design.更多还原