汕头某大楼基坑支护结构设计  

Design of Retaining and Protection for Excavation Structure of Headquarters Building of a Building in Shantou

作　　者：吴敬伟 WU Jingwei(Shantou Architectural Design Co.,Ltd.Shantou 515000,China)

机构地区：[1]汕头市建筑设计院有限公司,广东汕头515000

出　　处：《广东土木与建筑》2022年第9期43-47,共5页Guangdong Architecture Civil Engineering

摘　　要：结合工程实例介绍双排桩支护结构在深厚淤泥层的软土地区基坑工程设计中的运用,按《建筑基坑工程技术规程:JGJ 120—2012》[1]和广东省标准《建筑基坑工程技术规程:DBJ/T 15-20—2016》[2]各自要求对基坑工程分析计算并与现场监测结果进行对比和讨论,阐明软土地区双排桩支护结构依据文献[1]规定的基坑外侧土压力分布模型进行分析计算的合理性以及合理利用施工措施,是减少基坑变形、减少坑内挤土效应、确保基坑安全的有效方法。Introduces the application of double-row-piles wall retaining structure in the design of foundation pit in soft soil area with deep silt layer,according to the requirements of“Technical Specification for retaining and protection of building foundation Excavations”(JGJ120—2012)[1]and“Technical Specification for building foundation Excavation”(DBJ/T 15-20—2016)[2],the analysis and calculation of foundation excavation engineering are compared and discussed with the on-site monitoring results,the rationality of the analysis and calculation of the double-row pile retaining structure in soft soil area according to Literature[1]technical specification for building foundation excavation and the reasonable utilization of the construction measures is to reduce the deformation of foundation excavation,to reduce the squeezing effect in excavation and ensure the safety of foundation excavation.

关 键 词：基坑工程 双排桩支护结构 软土地区 分区分层开挖 

分 类 号：TV551.42[水利工程—水利水电工程]