茜草长江大桥方案设计  

Conceptual Design of Qiancao Changjiang River Bridge

作　　者：谢尚英[1] 郑爱华[1] 毕小毛[1] 

机构地区：[1]西南交通大学土木工程学院,四川成都610031

出　　处：《世界桥梁》2009年第2期24-26,共3页World Bridges

摘　　要：茜草长江大桥是泸州市区内跨越长江的一座大桥,根据城市特点及地理条件,主桥采用三跨部分斜拉桥方案,主跨248 m,桥塔为外张式,塔柱采用将几个简单的矩形板件按照截面宽度进行等差数列叠加,桥型美观,与自然景观、人文景观密切结合。主要介绍主桥的方案设计。Qiancao Changjiang River Bridge is a major bridge crossing the Changjiang River in Luzhou City limits. In accordance with the characteristics of the City and the local geographic conditions, the main bridge of the Bridge is designed as a three-span extradosed bridge with a main span 248 m. The bridge pylon columns are the outward-inclined ones and a column of the pylon is composed of several simple rectangular plates with their section width changed by arithmetic progression. The type of the Bridge is aesthetically graceful and is closely agreeable with the natural surroundings and humanistic landscape. In this paper, the conceptual design of the main bridge is highlighted.

关 键 词：部分斜拉桥 主桥 桥塔 方案设计 

分 类 号：U448.27[建筑科学—桥梁与隧道工程] U442.54[交通运输工程—道路与铁道工程]