评论信息_北方最大跨度悬索桥“武汉造” 新材料让大桥更环保

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北方最大跨度悬索桥“武汉造” 新材料让大桥更环保

10月30日10时18分，随着工人师傅将两片加劲梁之间的最后一个螺栓连接到位，由中铁大桥局承建的河北张家口怀来官厅水库特大桥主跨钢梁架设完成。怀来官厅水库特大桥是我国北方地区第一大跨度悬索桥，主桥设计采用双塔单跨悬索桥，全桥长198…

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