Overview
- Local authorities closed the span to traffic on Monday after detecting cracks on nearby slopes and roads.
- Part of the 758‑metre structure and its roadway gave way on Tuesday in Shuangjiangkou, Sichuan Province.
- Officials cite landslides and suspected reservoir‑related water accumulation weakening the mountainside as the likely triggers.
- Video shared on social media shows sections of the access road and bridge deck failing as a dust cloud rises.
- The bridge, built by Sichuan Road & Bridge Group, served a route linking central China to Tibet, and a formal investigation is underway.