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中国公路学报
CHINA JOURNAL OF HIGHWAY AND TRANSPORT
2007 Vol.20 No.1 P.41-46

数字化期刊

混合塑料发泡颗粒轻质土的强度特性评价方法

顾欢达  顾熙 

摘 要:针对混合塑料发泡颗粒轻质土的特性,利用两相体模型提出了对其强度及变形等工程性质进行评价的方法;并运用该方法,在考虑构成轻质土两种不同材料性质的基础上,对轻质土的强度与变形特性进行了分析.结果表明:该方法可以比较合理地对塑料发泡颗粒轻质土的应力-应变特征及强度特性进行评价;轻质土强度随轻质填充料体积分数的增大而减小,随龄期的增长而提高.
关键词:道路工程;塑料发泡颗粒轻质土;两相体模型;强度特性;评价方法
分类号:U416.16 文献标识码:A

文章编号:1001-7372(2007)01-0041-06

Evaluation Approach on Strength Properties of Mixed Plastic Foamed Beads Light Soil

GU Huan-da  GU Xi 

基金项目:江苏省建设厅科技项目(JS200154)
作者简介:顾欢达(1958-),男,江苏无锡人,副教授,工学博士,E-mail:ghdgx@163.com.
作者单位:顾欢达(苏州科技学院,土木工程系,江苏,苏州,215011) 
     顾熙(苏州科技学院,土木工程系,江苏,苏州,215011) 

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收稿日期:2006年3月18日

出版日期:2007年1月31日

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