超厚大跨度XPS块体内模现浇空心楼盖施工技术.pdf

施工技术 2015年2月上 34 CONSTRUCTION TECHNOLOGY 第44卷第3期 D0I:10.7672/js2015030034 超厚大跨度XPS块体内模现浇空心楼盖施工技术* 潘娅红，陈宝弟2 (1.台州职业技术学院建筑工程学院，浙江台州318000；2.浙江标力建设集团有限公司，浙江台州318020) [摘要]台州银行大楼裙房5层大会议室屋顶采用挤塑聚苯乙烯泡沫(XPS)块体内模现浇混凝土空心楼盖，介绍了 XPS块体内模现浇混凝土空心楼盖的技术特点和施工工艺，对混凝土浇筑过程中产生的XPS块体内模上浮的施工 难点，通过双层固定、分层浇捣、实时监控等有效的控制措施，保证了超厚大跨度空心楼盖的施工质量. [关键词]楼盖；空心楼盖；XPS块体；抗浮；施工技术 [中图分类号]TU755 [文献标识码]A[文章编号]1002-8498(2015)03-0034-03 Construction Technology of Thick Large Span Hollow Floor with XPS Block Internal Formwork Pan Yahong' Chen Baodi2 (1.Ciril Engineering School Taizhou Vocational and Technical College Taizhou Zhejiang 318000 China; 2.Zhejiang Biaoli Construction Group Co.Lad.Taizhou Zhejiang 318020 China) Abstract:Cast-in-situ concrete hollow floor with extruded polystyrene foam XPS)block internal formwork is adopted in the large conference room in the fifth floor of podium in Taizhou Bank building. This paper introdueed the technical features and construction technology of cast-in-situ eonerete hollow floor with XPS block internal formwork.Then the construction difficulties of XPS block floating during concrete pouring are analyzed.Through the controlling measures of double layered fixing layered pouring and real-time monitoring and other effective control measures the construction quality of thick large span hollow floor is ensured. Key words:floors;hollow floor;XPS block;anti-floating;construction 1工程概况及特点 配置14@100的双向筋，混凝土强度等级为C35. 1.1工程概况 XPS块体内模剖面如图1所示. 浙江省台州银行中央商务区大楼工程位于台 20厚胶合板 州市市府大道南侧，中心大道西侧.总建筑面积...