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PC斜拉桥辅助墩摆索拉力支座恢复加固施工控制分析

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Keywords: 桥梁工程,斜拉桥,GQJS,结构分析,恢复,施工控制,摆索拉力支座

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Abstract:

以某PC斜拉桥维修工程为背景,用GQJS软件进行斜拉桥加固维修施工控制的模拟计算分析,其中包括根据全桥拉索索力、桥面线形、塔位、主梁混凝土应力和支座工作状态等结构参数的监测结果模拟结构的实际状态,根据桥梁结构的病害状况对结构参数进行修正。介绍了摆索拉力支座恢复的施工方法,以及结构在摆索拉力支座恢复过程中的结构力学性能变化,并提出摆索拉力支座恢复的施工控制目标和安全措施。施工监测结果表明,摆索拉力支座恢复过程中的施工控制达到了预期目标,同时保证了结构的安全。

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