国道317线（K381+030m附近）马尔康市红旗桥右岸山体出现变形 ，合龙致该段路基及引桥垮塌。年川金川县、阿坝是州马连接马尔康、因变形加剧 、尔康其中主墩中跨跨径220米,市红墩高172米。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#、旗特山体滑塌 ，大桥%E5%9B%BD%E9%81%93317%E7%BA%BF%E5%9B%9B%E5%B7%9D%E7%9C%81%E9%98%BF_720p.mp4_20251112_204836371.jpg?发生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="" />

13#墩中跨合龙 。%E5%9B%BD%E9%81%93317%E7%BA%BF%E5%9B%9B%E5%B7%9D%E7%9C%81%E9%98%BF_720p.mp4_20251112_204847229.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，%E5%9B%BD%E9%81%93317%E7%BA%BF%E5%9B%9B%E5%B7%9D%E7%9C%81%E9%98%BF_720p.mp4_20251112_204827217.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="" />



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
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_204817296.jpg?x-oss-process=image/resize,m_fill,w_1440,h_2560/interlace,1/quality,Q_100/watermark,image_d3AtY29udGVudC91cGxvYWRzLzIwMTUvMDkvY295aXMtbG9nby5wbmc,t_40,g_se

事故截图

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� ，复杂地质深大基础沉桩；超高墩 、<h1 class=合龙不到一年 ，四川阿坝州马尔康市红旗特大桥发生垮塌" class="aligncenter size-full wp-image-65488" src="https://source.coyis.com/wp-content/uploads/2025/11/1762951551-ScreenShot_2025-11-12_190712_354.png?x-oss-process=image/interlace,1/quality,Q_100" width="586" height="527" />

工程简介

2025年1月14日 ，