施工技术 2012年9月下 46 CONSTRUCTION TECHNOLOGY 第41卷第373期 海控国际广场避难层结构综合施工技术 王冬冬，高振洲，李松，李湘黔 (中国建筑第六工程有限公司华东分公司，江苏南京210016) [摘要]海控国际广场A座总建筑高度249.7m 在6 17 32 51层分别设置了避难层和设备转换层，其中17 32 51 层为伸臂桁架结构避难层，层高5.5m 共设置8福外伸臂桁架和4福核心筒内置桁架，与外框钢结构环状桁架形成 加强层.合理的施工流程设计与精确的钢结构安装以及钢筋工程、混凝土工程、模板工程、钢结构工程的施工交叉 与配合是保证伸臂桁架避难层施工质量的关键.重点介绍伸臂桁架避难层各项工序的施工重点与交叉配合，保证 了工程质量和总体进度，取得了预期经济效益和社会效益. [关键词]高层建筑；钢结构；避难层；伸臂桁架；核心简 [中图分类号]TU71 [文献标识码]A [文章编号]1002-8498(2012)18-0046-04 The Comprehensive Construction Technology for the Refuge Floors of HNA International Mansion Wang Dongdong Gao Zhenzhou Li Song Li Xiangqian Huadong Branch of China Construction Sixth Engineering Bureau Co.Lid.Nanjing Jiangsu 210016 China) Abstract:Tower A of HNA International Mansion is 249.7m in building height and refuge and M&E transfer floors are located at floor 6 17 32 51.Moreover the floor 17 32 51 are overhanging truss structure for refuge purpose.Each of the three refuge floor height is 5.5m.Eight pieces of overhanging truss and 4 pieces of inner core wall truss are placed in each floor which forming strengthening floor with steel circle truss of outer frame.The key items to ensure the construction quality are reasonable work process accurate steel erection as well as crossing and bination of steel rebar installation concrete work formwork and steel structures.The paper introduces construction importance and crossing and bination construction to ensure the quality and schedule.Then good economical and social benefit is obtained. K...
海控国际广场避难层结构综合施工技术.pdf
