隧道式锚碇加锚杆在万州长江二桥锚固系统中的应用  

Application of Tunnel Anchorage with Anchor Rods to Anchor System of the Second Yangtse River Bridge in Wanzhou City

作　　者：阳金惠[1] 郭占起[1] 万仁辉[1] 吴延伟[2] 

机构地区：[1]北方交通大学土建学院,北京市100044 [2]铁道部第一勘测设计院西安分院,西安市710028

出　　处：《公路》2002年第1期40-43,共4页Highway

摘　　要：锚固系统方案的选取、设计、计算和施工 ,关系到万州长江二桥的安全性和经济性。经方案论证后 ,拟在该锚固系统中采用隧道式锚碇加锚杆 ,在工程造价不变的前提下 ,既能增加施工的安全 。The selection, design, calculation and construction of the Second Yangtse River Bridge in Wanzhou city relate to the safety and economy of the bridge. After the schemes of the anchor system are discussed by experts, the tunnel anchorage with anchor rods is adopted in order to add the constructing safety and guarantee the stability of the rock on condition without enhancing the costs.

关 键 词：公路桥 悬索桥 桥梁 隧道式锚碇加锚杆 万州长江二桥 方案比选 锚固系统 设计 施工 计算 

分 类 号：U448.14[建筑科学—桥梁与隧道工程] U448.25[交通运输工程—道路与铁道工程]