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某新建客运专线铁路桥为一联十八跨四线单箱连续梁桥,在分析揭示多跨长联大断面箱梁悬浇施工的难点和重点基础上,从四线单箱大断面箱梁悬浇施工方案、挂篮预压试验及大断面连续箱梁悬浇施工监控等方面系统阐述关键施工技术,并成功应用于工程实践,可为同类工程建设提供参考。
Based on the analysis of the difficulties and key points of the cantilever pouring construction of multi-span long joint box girder, the construction of a new passenger dedicated railway bridge is carried out with four single-box and four-line large-section box girder Suspension construction program, hanging basket pre-stress test and continuous monitoring of large cross-section continuous box girder construction monitoring and other aspects of key construction technology, and successfully applied to engineering practice, for similar projects to provide a reference.