某在建工程的下沉广场上浮原因分析  

Research on the Reason for a Sunken Plaza Rising for Construction in Progress Project

作　　者：赵宝生 彭文柏[1,2,3] 温强 ZHAO Baosheng;PENG Wenbo;WEN Qiang(Yunnan Key Laboratory of Building Structure and New Materials,Kunming Yunnan 650223,China;Kunming Key Laboratory of Building Structural Safety and New Technology,Kunming Yunnan 650223,China;Yunnan Institute of Building Research,Kunming Yunnan 650223,China)

机构地区：[1]云南省建筑结构与新材料企业重点实验室,云南昆明650223 [2]昆明市建筑工程结构安全和新技术重点实验室,云南昆明650223 [3]云南省建筑科学研究院,云南昆明650223

出　　处：《工程质量》2019年第11期35-39,共5页Construction Quality

基　　金：建工新城商务楼地下结构抗浮性能研究(2014APC001)

摘　　要：介绍一在建工程的下沉广场因上浮导致地下车库(地下1层及地下2层)部分梁板柱及剪力墙出现明显破坏的工程项目。通过对影响范围的调查、破损的梁板柱及剪力墙的损伤检测及地下水位的观测等,针对下沉广场上浮原因进行了鉴定分析,并对类似项目的施工设计提供部分建议,为类似项目提供参考。The objective of this article is to introduce a construction in progress project that some of the beams,slabs,columns and shear walls for underground garage(the 1st basement and the 2nd basement)obvious damaged by sunken plaza rising.Based on the results of the scope of the damage testing,the inspection of damages of the beams,slabs,columns and shear walls,and the results of observation of groundwater level,the reason why the sunken plaza rising was given,and some suggestions for the similar project was also proposed.

关 键 词：在建工程 下沉广场 上浮 抗拔承载力极限值 抗压承载力极限值 

分 类 号：TU712.4[建筑科学—建筑技术科学] TU94