高速铁路H型双塔斜拉桥大跨度水中梁柱式支架现浇梁施工质量控制  

Quality Control of Cast-in-place Beam Construction with Large-span Underwater Beam Column Support for H-shaped Double Tower Cable-stayed Bridge on High-speed Railway

作　　者：王俊俊 WANG Jun-jun(China Railway 17th Bureau Group Co.,Ltd.Fourth Company,Chongqing 401120,China)

机构地区：[1]中铁十七局集团有限公司第四工程有限公司,重庆401120

出　　处：《价值工程》2024年第13期50-55,共6页Value Engineering

摘　　要：结合成达万高铁遂宁涪江特大桥斜拉桥边跨现浇梁施工,从梁柱式支架的设计及施工入手,对大跨度斜拉桥边跨连续箱梁施工质量控制进行重点阐述,并对其关键节点进行分析,旨在不断完善和发展大跨度梁柱式支架施工技术,充分保证梁体施工质量,为今后类似的工程提供重要借鉴意义。Based on the construction of cast-in-place beams for the side span of the Suining Fujiang Extra Large Bridge of the Chengda Wan high-speed railway,this paper focuses on the design and construction of beam column supports,and elaborates on the quality control of continuous box girder construction for the side span of the large-span cable-stayed bridge.The key nodes are analyzed,aiming to continuously improve and develop the construction technology of large-span beam column supports,fully ensure the quality of beam construction,and provide important reference significance for similar projects in the future.

关 键 词：斜拉桥 大跨度 水中梁柱式支架 现浇梁 质量控制 

分 类 号：U445.1[建筑科学—桥梁与隧道工程]