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公路改建中的老桥利用
引用本文:张成凯,张永宏,于国平.公路改建中的老桥利用[J].中国市政工程,2010(2):17-19.
作者姓名:张成凯  张永宏  于国平
作者单位:1. 吉林市市政建设有限责任公司,吉林,吉林,132011
2. 淮海工学院土木系,山东,连云港,222005
3. 苏州市交通设计研究院有限责任公司,江苏,苏州,215007
摘    要:随着全国大范围的农村路网改造,原有桥涵等级低、承载不足、桥宽不够、线形不畅及老化破损,加之沿路建筑、河道的制约,老桥改造已成为道路改建的难点和关键。除常规的加固维修利用外,着重提出了便桥使用、借鉴学习、环境保护等新的利用途径和利用观点。对老桥利用从加强调查、安全第一、总体规划、结构验算等方面提出了注意事项。最后总结了老桥利用之对策。

关 键 词:公路  桥梁  改造  利用

On Existing Bridges Usage of Highways Rehabilitation
ZHANG Cheng-kai,ZHANG Yong-hong,YU Guo-ping.On Existing Bridges Usage of Highways Rehabilitation[J].China Municipal Engineering,2010(2):17-19.
Authors:ZHANG Cheng-kai  ZHANG Yong-hong  YU Guo-ping
Affiliation:ZHANG Cheng-kai1,ZHANG Yong-hong2,YU Guo-ping3 (1. Jilin Municipal Engineering Construction Co.,Ltd.,Jilin 132011,China,2. School of Civil Engineering,Huaihai Institute of Technology,Lianyungang 222005,3. Suzhou Transportation Design Institute Co.,Suzhou 215007,China)
Abstract:With a large scale rehabilitation of rural road network in China,existing bridges rebuilding has become the stumbling block and key point for road rehabilitation because of lower existing bridge grade class,insufficient load,narrow bridge width,aging & damage and the restrictive factors by buildings and river tunnels along the road. In the paper,the new usage method and idea are put forward about temporary bridge usage,learning and environment protection,besides the usual strengthening and maintenance. Some...
Keywords:highway  bridge  rehabilitation  usage  
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