箱梁顶进力分析计算及工程实测研究  

Jacking Force Calculation and Engineering Measurements of the Box Girder

作　　者：胡庸[1] 

机构地区：[1]四川理工学院建筑工程学院,自贡643000

出　　处：《结构工程师》2015年第2期203-206,共4页Structural Engineers

摘　　要：基于传统的手掘式顶管基础托换技术箱梁顶进力计算公式,结合现场实测成果,在分析箱梁顶进力影响因素和受力特点的基础上,推导了手掘式顶管基础托换过程中箱梁顶进力的实用计算公式。通过与实测数据对比,确定了本文所推导公式中的基本参数,并验证了公式的有效性。Based on the traditional computational formula of box jacking force for underpinning technique by manual pipe-jacking, combining with field measurement results and analyzing the influential factors and mechanical characteristics of the box girder in jacking force, practical calculation formula of box girder in jacking force is derived. Compared with the measured data, Meanwhile, the availability of the formula is verified. the basic parameter in the formula is determined.

关 键 词：基础托换 箱梁 顶进力 

分 类 号：TU990.3[建筑科学—市政工程]