采用注浆法处治公路桥下采空区设计方法介绍  

Introduction on design methods using grouting method to treatment under highway bridge goaf

作　　者：杨文江[1] 

机构地区：[1]山西省交通科学研究院,山西太原030006

出　　处：《山西建筑》2012年第35期215-217,共3页Shanxi Architecture

摘　　要：以省道临午线改线工程中核桃凹大桥桥下采空区处治为工程背景,从采空区稳定性评价、采空处治方法选择、注浆法处治采空区范围的确定、注浆孔的设计以及施工后的质量评定等多方面介绍了采用注浆法处治公路桥下采空区的设计方法,为类似工程采空区处治积累了经验。Taking walnut concave under highway bridge goaf treatment in provincial road Linwu line re-routing engineering as engineering back- ground, this paper introduced the design methods using grouting method to treatment under highway bridge goaf from goal stability evaluation, treatment methods selection, grouting method treatment of goal, grouting holes design and the quality evaluation after construction and other as- pects, accumulated experience for similar projects goaf treatment.

关 键 词：公路桥梁 采空区处治 注浆法 设计方法 

分 类 号：U443.1[建筑科学—桥梁与隧道工程]