软土地基多跨连拱拱桥设计与计算  

On Design & Calculation of Multi-span & arch Bridge on Soft Soil Foundation

作　　者：秦向杰[1] 何初生[1] 季杰[1] 

机构地区：[1]东南大学建筑设计研究院,江苏南京210096

出　　处：《中国市政工程》2012年第4期32-33,114,共2页China Municipal Engineering

摘　　要：软土地基上建造上承式连拱拱桥,结构对基础的要求相对较高。介绍了浙江某21孔半圆孔连拱拱桥,针对桥址段软土地基的特点,对拱桥的基础进行了重点设计与计算,提出了设计中需重点关注的内容。其相关设计计算方法可以作为类似工程的借鉴和参考。Building upper bearing multi-arch bridge on soft soil foundation,its structure will demand high quality for the foundation itself.With the background of one multi-arch bridge with 21 semi-circles in Zhejiang,aiming at the characteristics of soft soil foundation on this bridge location,the foundation of arch bridge is paid more attention to its design and calculation with focusing on several key points during the design.Its related design & calculation method can provide references for similar projects.

关 键 词：连拱拱桥 软土地基 设计 半圆拱 

分 类 号：U448.22[建筑科学—桥梁与隧道工程]