此次采用12#墩中跨挂篮前移形成施工平台同时在保证水箱配重前提下进行合龙段顶推并锁定劲性骨架完成钢筋混凝土浇筑实现12#、合龙%E5%9B%BD%E9%81%93317%E7%BA%BF%E5%9B%9B%E5%B7%9D%E7%9C%81%E9%98%BF_720p.mp4_20251112_204837399.jpg?年川x-oss-process=image/resize,m_fill,w_1440,h_2560/interlace,1/quality,Q_100/watermark,image_d3AtY29udGVudC91cGxvYWRzLzIwMTUvMDkvY295aXMtbG9nby5wbmc,t_40,g_se" class="attachment-full size-full" alt="" />

合龙不到一年，%E5%9B%BD%E9%81%93317%E7%BA%BF%E5%9B%9B%E5%B7%9D%E7%9C%81%E9%98%BF_720p.mp4_20251112_204905358.jpg?x-oss-process=image/resize,m_fill,w_1440,h_2560/interlace,1/quality,Q_100/watermark,image_d3AtY29udGVudC91cGxvYWRzLzIwMTUvMDkvY295aXMtbG9nby5wbmc,t_40,g_se" class="attachment-full size-full" alt="" />

官方通报

2025年11月10日15时许，四川阿坝州马尔康市红旗特大桥发生垮塌更新于 2025-11-12 20:51:29首发于 2025-11-12 20:47:27建筑新闻/工程事故1475

大桥航拍

合龙不到一年，四川阿坝州马尔康市红旗特大桥发生垮塌

双江口水电站G317复建公路工程项目的红旗特大桥中跨顺利合龙。

信息来源：马尔康在线
https://mp.weixin.qq.com/s/ag20HcU8MsSx4rMjsQe-BQ

合龙不到一年
，%E5%9B%BD%E9%81%93317%E7%BA%BF%E5%9B%9B%E5%B7%9D%E7%9C%81%E9%98%BF_720p.mp4_20251112_204857283.jpg?x-oss-process=image/resize,m_fill,w_1440,h_2560/interlace,1/quality,Q_100/watermark,image_d3AtY29udGVudC91cGxvYWRzLzIwMTUvMDkvY295aXMtbG9nby5wbmc,t_40,g_se