U型梁施工技术要点及改进措施  

Construction Technology Key Points and Improvement Measures of U-shaped Beam

作　　者：钱栋栋 张元师 彭文 QIAN Dong-dong;ZHANG Yuan-shi;PENG Wen(CRRC ITET Co.,Ltd.,Beijing 100078,China;Industrial and Electrical Inspection Institute of Shenyang Railway Administration,Shenyang 110001,China;Jiangsu CRRC Urban Development Co.,Ltd.,Wuxi 214104,China)

机构地区：[1]中车智能交通工程技术有限公司,北京100078 [2]中国铁路沈阳局集团有限公司工电检测所,沈阳110001 [3]江苏中车城市发展有限公司,无锡214104

出　　处：《价值工程》2023年第19期32-34,共3页Value Engineering

摘　　要：本文针对U型梁施工过程,对钢筋绑扎、预应力张拉、混凝土浇筑、蒸汽养护、脱模、钢绞线放张、起吊等环节存在的问题进行了研究,分析问题产生的原因,提出了相应的改进措施,保障了梁体的施工质量。This article focuses on the problems existing in the construction process of U-shaped beams,such as steel bar binding,pre-stress tensioning,concrete pouring,steam curing,demolding,steel strand tensioning,and lifting.The reasons for the problems are analyzed,and corresponding improvement measures are proposed to ensure the construction quality of the beam body.

关 键 词：“U”型梁 钢筋绑扎 张拉 混凝土浇筑 养护 脱膜 

分 类 号：U445[建筑科学—桥梁与隧道工程]