6月27日凌晨,由中铁十一局集团天水分公司承建的天水有轨电车示范线(二期),阳坡东藉河特大桥跨秦麦快速路连续梁顺利合龙。该大桥是天水有轨电车示范线(二期)全线唯一一处挂篮施工桥梁,也是全线最大的“拦路虎”,本次顺利合拢标志着天水有轨电车示范线(二期)主体工程施工取得了阶段性胜利。

据了解,阳坡东藉河特大桥全长508.47m,全桥桥型种类丰富,主要包括:4×19m钢架桥(曲线梁),4×30m连续箱梁(曲线梁),(40+2×70+40)m连续箱梁,3×30m连续箱梁,其中(40+2×70+40)m连续梁既是该桥梁的施工重点,也是其施工难点,全梁共分49个节段,3个“T”构,单个“T”构有7个悬臂浇筑段。全桥于2020年6月3日开工至2021年6月26日顺利合龙,项目通过科学组织,站严寒斗酷暑,短短数月便完成了施工。
面对连续梁跨秦麦快速路车流量密度大,车速高,安全风险高,桥梁曲线半径大,施工难度大等困难,为保证施工正常进行,顺利完成合龙节点,项目领导多方协调,科学组织,全员积极配合,顺利在节点之前完成合龙。
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