冷却水管在承台大体积混凝土施工中的应用  

The Application of Cooling Water Pipe in Mass Concrete Construction of Cushion Cap

作　　者：滕云龙 吴雪 TENG Yun-long;WU Xue(China Railway Construction Bridge Engineering Bureau Group 1st Engineering Co.Ltd.,Dalian 116083,China)

机构地区：[1]中铁建大桥工程局集团第一工程有限公司,辽宁大连116083

出　　处：《工程建设与设计》2018年第22期158-159,共2页Construction & Design for Engineering

摘　　要：通过引用项目预建实例,讲述了大体积承台超厚混凝土施工过程中,利用预埋冷却水管减少升温阶段内外温差等一系列技术措施,以避免混凝土因温度产生裂缝。By citing the example of project preconstruction, this paper describes a series of technical measures in the construction process of super-thick concrete of large cushion cap, such as using embedded cooling water pipe to reduce the internal and external temperature difference in the heating stage,so as to avoid concrete cracking due to temperature.

关 键 词：白居寺长江大桥 大体积承台混凝土 预埋冷却水管 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]