SPEPC TECHNOLOGY
Solution
Collision Monitoring and Alarm Solution for the Culvert of the Railway Overpass and Its Height-Restriction Protective Frame
Background Introduction
As highway and railway networks continue to expand, the number of bridges and culverts that pass beneath railways is steadily increasing. To ensure the safety of the railway infrastructure above, mandatory height‑restriction barriers are commonly installed on the roads below.
However, in actual operations, accidents involving collisions with height‑restriction barriers are frequent—often due to driver negligence, unclear road signage, or oversized vehicles inadvertently entering restricted areas—resulting in a series of serious problems:
First, it directly endangers the driver’s safety and can easily lead to traffic disruptions.
Second, severe collisions may damage critical infrastructure such as bridges and culverts, creating significant safety hazards.
Third, following the accident, the lack of timely and reliable evidence has made it difficult for regulatory authorities to trace the incident, thereby hindering the attribution of liability and the settlement of claims.
Accordingly, developing an intelligent, traceable collision‑monitoring and alarm system that enables end-to-end management—from proactive early warning to post‑incident evidence collection—has become an urgent necessity for ensuring operational safety in grade‑separated highway–railway intersections.
Solution Overview
This solution is a system that integrates Ultra-high-speed warning, collision monitoring, video-based evidence collection, and intelligent analysis An integrated safety protection system for the iron‑spanned public overpass culvert and height‑restriction guardrail.
The solution aims to leverage technological means to transform passive protection into an intelligent regulatory model featuring proactive early warning and precise management. By integrating ultra‑height warning modules (LiDAR), collision‑alert modules (MEMS tilt/acceleration sensors), intelligent data‑processing units, audio‑visual alarms, LED ultra‑height display screens, and high‑definition video cameras into height‑restriction barriers, the system can detect vehicle over‑height conditions and collision events in real time.
The system not only provides audible and visual warnings when a vehicle approaches, effectively preventing collisions, but also automatically triggers an alarm at the moment of impact, simultaneously recording event video, recognizing license plates, and uploading data.
This plan has taken shape. “Pre-event early warning, in-event alerts, and post-event traceability” It establishes a comprehensive management closed-loop, providing robust technical support for the operational safety, law enforcement evidence collection, and accident liability determination of railway and road authorities.
FEATURES OF THE SOLUTION
Proactive Ultra-High Warning
Real-time Collision Detection and Alerting
End-to-end law enforcement evidence collection
High accuracy of AI algorithms
Wireless Networking and Low Power Consumption
Ultra-long warning distance



Platform Display
The automated slope‑monitoring system platform along railway lines is a critical technological solution for ensuring railway safety. By deploying various sensing devices—such as displacement sensors and tilt sensors—on the slopes, it continuously tracks deformation, movement, and inclination in real time. Leveraging advanced data‑processing and analytical algorithms, the system can swiftly and accurately identify potential geological hazard risks and issue timely alerts. The platform also features a remote monitoring and management center, enabling operations and maintenance personnel to access slope‑monitoring data in real time and implement appropriate response measures based on data analysis. With its automation, intelligence, and robust real-time capabilities, this system helps safeguard railway operations and mitigate latent disaster risks.
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