冬季土体冻胀对基坑支护工程的影响及处理措施  

Foundation Pit Support Project Affected by Freezing Earth Expanding in Winter and Deal with Measure

作　　者：李鲁忠[1] 

机构地区：[1]建研凯勃建设工程咨询有限公司,北京100013

出　　处：《工程质量》2012年第10期75-78,共4页Construction Quality

摘　　要：目前,在基坑支护工程的土压力计算时,往往未考虑冬季土体的冻胀力。本文结合工程实例,介绍了土体冻胀对基坑支护的影响机理,提出了一些减少冻胀破坏和应急处理的措施。可供相关技术人员参考。The freezing soil expand force is often considered when calculate earth pressure in the foundation pit supporting project. The paper according to the example introduced the principle of freeze earth expanding affect the foundation pit supporting, suggested some measures of reducing freeze and expand destroy and emergency deal with, provide the reference for the engineer.

关 键 词：土体冻胀 基坑支护 基坑监测 

分 类 号：TU475.2[建筑科学—结构工程]