桩基低层框架房屋私挖地下室风险分析

Risk Analysis of Pile Basement of Low-rise Frame Houses Private Dug

低层框架房屋在地质条件差时通常采用一柱一桩基础,如临街二层商铺结构,这类房屋没有设置地下室,一些业主在这类建成建筑上私自开挖地下室以拓展使用空间,这是近年来出现的现象,其风险性很大,本文就某实例分析这类房屋的一般特点、开挖地下室的风险性,揭示其对承载力、安全性、耐久性和抗震性的危害,并提出了建议。

Lower framework house in geological conditions poor usually used a column a pile based, as street II layer shops structure, this class housing no set basement, some owners in this class built building privately excavation basement to expand using space, it is in recent years appeared of phenomenon, the risk greatly. In this paper, on a instance analysis this class housing of general features, and excavation in the basement of the risk, reveals its on hos- ted force, and security, and durability and seismic hazards, and proposed has recommends.