【摘要】 悬索桥的锚碇是一个十分重要的部位,以南京长江四桥北锚碇工程为背景,介绍了锚体及锚固系统的施工工艺。南京长江四桥锚碇锚固系统采用钢筋混凝土榫锚固系统,以提高结构的可靠性和耐久性。从锚体的分层分块、模板施工和混凝土浇筑工艺方面介绍了锚体施工工艺,并从锚固钢板的加工、起吊、安装、精确定位等方面介绍了锚固系统的施工工艺。更多还原

【Abstract】 The anchorage caisson is a very important part of suspension bridge.The authors introduce the construction technology of anchor and anchor system of north anchorage of the Fourth Nanjing Yangtze River Bridge.The mortise-tenon anchor system of reinforced concrete is adopted in the anchor system of north anchorage of the Fourth Nanjing Yangtze River Bridge in order to improve its reliability and durability.The authors introduce the construction technology of anchor from anchor of hierarchical blocks,formwork and concrete pouring technique.From the anchor plate processing,hoisting,installation and precise positioning,the author introduce the construction technology of anchor system.更多还原