Taiwan Railway Deploys Slope Debris Flow and Intrusion Early Warning System
Smart operations · AEC industry
NKUST Railway Technology Center detailed the slope debris flow and foreign object intrusion early warning system deployed on Taiwan Railway routes. The integrated system successfully triggered early alarms during a May 2025 event in Hualien, mitigating derailment risks.
Addressing compound slope hazards driven by post-earthquake geological loosening and extreme precipitation, the Railway Technology Center at National Kaohsiung University of Science and Technology developed a railway slope debris flow monitoring and early warning system for high-risk Taiwan Railway sections. Integrating anemometers, rain gauges, water-level sensors, tilt meters, high-resolution cameras, and barrier nets, the monitoring platform operates at the Hualien Track Maintenance Office. During a debris flow event at Dachingshui on May 18, 2025, rapid water-level surges triggered alarms before mud inundated the tracks, allowing trains to avert disaster. The architecture is expanding across Taiwan's network for vehicle and foreign intrusion detection.
Key takeaways
- The system incorporates diverse environmental sensors and centralized monitoring at Hualien Office to minimize operational delay.
- During the May 18, 2025 Dachingshui incident, water-level sensors successfully triggered warnings ahead of mud flow track inundation.
- The monitoring framework is expanding across island-wide high-risk railway sections to detect vehicle and foreign object intrusions.
Source：中國土木水利工程學會｜土木水利 Read the original ↗
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