关于利用套拱法加固小跨径石拱桥的探讨  

Discussion of reinforced overspan stone bridge by cover-arch method

作　　者：于长皓[1] 黄光清[2] 

机构地区：[1]重庆交通科研设计院桥梁所 [2]重庆交通科研设计院动力所

出　　处：《山西建筑》2008年第16期303-304,共2页Shanxi Architecture

摘　　要：介绍了某小跨径石拱桥的病害情况,并详细叙述了采用套拱法对其进行加固处治的设计方法和施工要点,指出套拱法在技术上是可行的,且节约了工程造价,减少了社会经济损失,可供同类桥涵加固处治参考。It introduces the disease situation of a overspan stone bridge,and narrates the designing methods and constructing points of cover-arch method.It also points out it is feasible to execute cover-arch method,and it can also save cost,and reduce social and economic loss,which can be reference for familiar bridge.

关 键 词：套拱法 石拱桥 设计 施工 裂缝 

分 类 号：U448.22[建筑科学—桥梁与隧道工程]