山区430m上承式钢管混凝土拱桥拱肋混凝土灌筑施工技术  

Construction Technology of Arc Rib Concrete Pouring in 430 m Deck Steel Tube Concrete Arch Bridge in Mountain Area

作　　者：李向海[1] 

机构地区：[1]中铁十三局集团有限公司,长春130033

出　　处：《铁道建筑技术》2009年第9期132-135,共4页Railway Construction Technology

摘　　要：结合支井河特大桥钢管拱肋混凝土灌筑施工实例,详细介绍了山区"V"形峡谷条件下拱桥拱肋混凝土灌筑方案、技术难点及对策、施工工艺、质量标准及检测等,可为相同条件桥梁施工提供借鉴。Based on Zhijing River Mega Bridge steel arch rib pouring concrete construction, the paper introduces in detail concrete pouring plan, the difficulty and the countermeasures, the construction craft, the quality specification and the examination of arch bridge arch rib in V-shape canyon in the mountain area. It may provide reference for the bridge construction with the same conditions.

关 键 词：钢管混凝土 垂直运输系统 配合比 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]