河滩相软土地基变形特点  

Deformation features of soft ground at the alluvial flat

作　　者：袁怀宇[1] 

机构地区：[1]陕西省公路勘察设计院,陕西西安710068

出　　处：《内蒙古公路与运输》2002年第3期9-12,共4页Highways & Transportation in Inner Mongolia

摘　　要：根据焦作至巩义黄河公路大桥所处伊洛河谷平原河滩相软土地基变形观察结果 ,分析了河滩相软土的主要变形特点 ,包括填筑期内沉降、夹层和浅层型软土的平移破坏模式、路堤水平位移的不对称性和预压期内浅层型沉降等。The main deformation features of soft clay on the alluvial flat in Yiluo Valley at which Yellow River highway Bridge is placed in the Jiaozuo\|Gongyi highway are analyzed according to the observation results of deformation, including the settlement under construction, the horizontal destruction model of shallow and sandwich type soft clay, the asymmetry of horizontal displacement and the shallow type settlement in precompression term.

关 键 词：河滩相软土地基 变形 水平位移 平移破坏 浅层型沉降 公路 

分 类 号：U416.1[交通运输工程—道路与铁道工程]