西部地区在役中小跨径桥梁承载力快速检评技术研究  

Study on Quick Assessment Technology of Carrying Capacity for Small and Medium-span In-service Bridges in Western Region

出　　处：《西部交通科技》2014年第1期1-6,14,共7页Western China Communications Science & Technology

基　　金：西部交通建设科技项目(编号:2007 318 812 32)

摘　　要：《西部地区在役中小跨径桥梁承载力快速检评技术研究》项目结合国内外在役中小跨径桥梁的技术特点,本着科学、实用、创新的原则,重点研究基于可获取的模态测试数据,以达到承载能力快速评定的目的。本篇介绍了该项目的主要研究内容和研究方法,总结提炼了其研究成果和创新点,旨在使这项技术在今后中小跨径桥梁承载力评定过程中逐步取代传统的荷载试验法,并促使该技术在西部省份乃至全国范围内推广应用。＂Study on Quick Assessment Technology of Carrying Capacity for Small and Medium-span In- service Bridges in Westem Region＂project combined the technical characteristics of small and medium-span in-service bridges at home and abroad,and based on the scientific, practicahand innovative principles,the research focused on available modal test data so as to achieve the purpose of quickly assessing the carrying capacity.This article introduced the main research contents and methods of this project, and summarized its research results and innovations, aiming to gradually replace the traditional load test method with this technology in the future carrying capacity assessment process of small and medium span bridges,and to prompt the promotion and application of this technology in the western provinces as well as around the country.

关 键 词：西部地区 中小跨径桥梁 承载力快速检评技术 

分 类 号：U446[建筑科学—桥梁与隧道工程]