双肢薄壁高墩大跨度连续梁0号块支撑技术研究  

Research on 0#Block Support Technology of Long Span Continuous Beam with Double Leg Thin Wall High Pier

作　　者：唐维维 TANG Wei-wei(The Fourth Engineering Co.,Ltd.of China Railway 25th Bureau Group,Liuzhou 545007,China)

机构地区：[1]中铁二十五局集团第四工程有限公司,柳州545007

出　　处：《价值工程》2023年第10期115-117,共3页Value Engineering

摘　　要：本研究探究了利用型钢三角托架作为支撑系统,用于双肢薄壁高墩大跨度连续梁0号块模板支撑的方案。在此基础上,提出了设计方案的创新和优化,并对其进行了理论承载分析和实验验证。结果表明,该系统具有结构简单、安装方便、安全稳固等优点,可有效提高支撑系统的承载能力和稳定性。此外,还进行了预压试验的研究创新。该研究为0号块模板支撑系统的设计和施工、预压试验提供很好的借鉴作用。This study explores the scheme of using shaped steel triangular brackets as a support system for the 0#block formwork support of a long span continuous beam with thin-walled and high piers with two legs.On this basis,innovation and optimization of the design scheme are proposed,and theoretical bearing analysis and experimental verification are carried out.The results show that the system has the advantages of simple structure,convenient installation,safety and stability,and can effectively improve the bearing capacity and stability of the support system.In addition,research and innovation on preloading tests have also been carried out.This study provides a good reference for the design and construction of the formwork support system for block 0,as well as for the preloading test.

关 键 词：双肢薄壁高墩 0号块支架 精轧螺纹钢 承载检算 操作要点 

分 类 号：U445.559[建筑科学—桥梁与隧道工程]