来源:新华网 | 2020-10-30 16:36:12 |
记者从中国铁建股份有限公司获悉,30日,我国首座钢斜拉桥——山东东营胜利黄河大桥正式开始维修改造施工。
据承担施工任务的中铁十四局三公司有关负责人介绍,胜利黄河大桥全长约2817米,1987年建成通车,是当时亚洲主桥跨度最长的钢斜拉式大桥。该桥对加速开发胜利油田、缓解东营南北跨黄河交通压力发挥了巨大作用。
随着使用时间和通行车辆的不断增加,大桥的安全隐患比较突出,亟须维修改造。据施工人员介绍,主桥部分主要维修加固塔柱下部、钢梁,并更换桥面系及斜拉索;引桥部分主要拆除盖梁、箱梁,更换桥面并修复路面。项目计划工期540天。
大桥维修改造完成后,将有效缓解当地黄河交通压力大的现状,为区域经济社会发展提供安全畅通的交通环境。(记者齐中熙)
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