施工技术 2012年7月上 46 CONSTRUCTION TECHNOLOGY 第41卷第368期 筒中筒深电梯井基础施工技术 徐华荣，吴军，龚文峰，夏于宝，赵济生 (江苏中兴建设有限公司西南分公司，重庆400020) [摘要]简中简深电梯井基础具有基坑深、面积大、结构复杂、施工工序多等特点.针对筒中简深电梯井基础施工 的特殊性和复杂性，重点介绍了施工方案的选择，施工工艺流程，施工缝的设置以及内外简体的交叉作业施工等内 容.工程实践表明，采取的技术措施行之有效，深电梯井至今未发现涂漏现象，工程质量得到保证. [关键词]基础：电梯并：筒中筒结构：施工缝 [中图分类号]TU753 [文献标识码]A[文章编号]1002-8498(2012)13-0046-02 Construction Technology for the Foundation of Double-tube Deep Elevator Shaft Xu Huarong Wu Jun Gong Wenfeng Xia Yubao Zhao Jisheng Jiangsu Zhongxing Conatruction Co.Ld.The Southwest Company Chongging 400020 China) Abstract:The construction of double-tube deep elevator shaft foundation was characterized by deep excavation extensive area plex structure and excessive construction processes.Considering these characteristics this paper introduced the choice of construction scheme construction process setting of construction joint and crossed construction of the inner and outer tube.Engineering practice shows that the method adopted was very effective.No leakage has been observed in the deep elevator shaft which means the construction quality was successfully maintained. Key words:foundations;elevator shaft;tube in tube structure;construction joint 1工程概况 昆明市俊发七彩俊园项目工程，总建筑面积22@100 -9.400 -9400 22a100 47万m2 地下2层，地上有11栋高层建筑，其中3 20100 号和4号楼为办公楼，建筑面积均为4.1万m2 25 层框筒结构，总建筑高度106.4m 8度抗震设防. 010012009 00180c8 20@1001500 2100 220100 -13900 00 基础为桩筏基础，电梯井为筒中筒深基础，电梯基 础面积为302m2 深度从地下室地坪向下6.1- 20@100 6.9m 设有9个电梯井.电梯坑基础厚1.6m 外筒 2900 14300 4300 体墙厚1.0~2.4m 高度为2.5~3.3...
筒中筒深电梯井基础施工技术.pdf
