某旧桥改造工程高位落梁安装施工技术  

Technological Measures in High Falling Beams Installation in A Certain Transformation Project

作　　者：陈孝姚 王旻馨[2] 郑文杰 

机构地区：[1]广厦重庆第一建筑(集团)有限公司,重庆400051 [2]重庆医科大学附属第一医院基建科,重庆400016

出　　处：《重庆建筑》2010年第10期5-9,共5页Chongqing Architecture

摘　　要：某工程为旧桥的加宽桥,利用旧桥作导梁,代替钢桁架导梁,新桥主梁为预应力简支T梁,最重68t。本文简要介绍了该工程施工方案的甄选及高位落梁安装施工技术的工艺流程。This project is about the technology used in widening an old bridge, in which the old bridge was used as guide beams without using steel truss guide beam. The new bridge, in which the guide beam was prestressed girder simply-supported beam, the maximal amount of weight was 68 tons. This paper briefly introduces the construction scheme selection and installation technology concerned.

关 键 词：方案甄选 行走转换 高位落梁 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]