大跨径支架的设计与施工  

Design and Construction of Large Span Trestles

作　　者：周松国 陈雪仙[1] 

机构地区：[1]杭州市市政工程集团有限公司,浙江杭州310014

出　　处：《城市道桥与防洪》2003年第2期59-61,共3页Urban Roads Bridges & Flood Control

摘　　要：本文结合工程实例 ,介绍了大跨径支架体系的设计与施工 ,提出了支架设计与施工的要点 ,为类似跨河道、铁道。According to the engineering example, the paper introduces the design and construction of large span trestle system, and it puts forward the main points of the design and construction of trestles so as to provide the construction experience for the similar urban elevated bridges over river course, railways, lod bridges or road intersections.

关 键 词：设计 施工 大跨径支架 钢管混凝土 桁架 预拱度 桥梁施工 高架桥 

分 类 号：U445.3[建筑科学—桥梁与隧道工程] U448.28[交通运输工程—道路与铁道工程]