超载预压法的超载比及卸载时间控制研究  

A study on the overload ratio of the surcharge preloading method and unloading time control

作　　者：杨献永 

机构地区：[1]佛山市三水区交通建设投资有限公司

出　　处：《山西建筑》2010年第14期103-104,共2页Shanxi Architecture

摘　　要：介绍了超载预压的一般原理,在此基础上通过室内模拟实验,对超载预压法的超载比和荷载作用时间进行了研究,得出了软黏土的卸载控制曲线,并建议超载比应控制在0.4~0.5范围内。It＇s introduced the principle of surcharge preloading,through the indoor simulation experiment,it studies the overload ratio of the surcharge preloading and load time control,arrives at the unloading control curve of soft clay,and suggests the overload ratio should be controlled within 0.4～0.5.

关 键 词：公路 超载预压 超载比 

分 类 号：U416.1[交通运输工程—道路与铁道工程]