合龙不到一年 ,合龙致该段路基及引桥垮塌。年川国道317线(K381+030m附近)马尔康市红旗桥右岸山体出现变形,阿坝复杂地质深大基础沉桩;超高墩、州马四川阿坝州马尔康市红旗特大桥发生垮塌" class="aligncenter size-full wp-image-65489" src="https://source.coyis.com/wp-content/uploads/2025/11/1762951571-ScreenShot_2025-11-12_190809_950.png?尔康x-oss-process=image/interlace,1/quality,Q_100" width="623" height="991" />

四川阿坝州马尔康市红旗特大桥发生垮塌" width="800" height="465" />

事故截图


官方通报

2025年11月10日15时许 ,因管控及时 ,%E5%9B%BD%E9%81%93317%E7%BA%BF%E5%9B%9B%E5%B7%9D%E7%9C%81%E9%98%BF_720p.mp4_20251112_204905202.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="" />