Indian Railways is speeding up the deployment of the indigenous ‘Kavach’ Automatic Train Protection (ATP) system to prevent accidents. Work has started on installing towers and track-side devices across various sections in Uttar Pradesh, Odisha, and other southern states. This system will automatically apply emergency brakes if the loco pilot fails to do so, ensuring safer journeys for passengers.
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Where is Kavach being installed and what is the cost
The implementation is happening across several key railway divisions with significant investments. The following table details the recent approvals and coverage:
| Region/Zone | Route Distance | Estimated Cost |
|---|---|---|
| East Coast Railway (ECoR) | 631 km | ₹270 Crore |
| Ahmedabad Division | 598 km | ₹140 Crore |
| Ambala Division | 811 km | ₹201 Crore |
| TN, Kerala, Karnataka | 548 km | ₹300+ Crore |
How does the Kavach system work for passenger safety
Kavach uses Radio Frequency Identification (RFID) tags on tracks and readers inside the locomotive. These devices communicate via Ultra High Frequency (UHF) radio antennas and towers. The system prevents Signal Passing at Danger (SPAD), head-on collisions, and rear-end crashes. It is especially helpful during heavy fog as it monitors train movement and speed in real-time.
What is new in Kavach 4.0
The Research Design and Standards Organisation (RDSO) approved Kavach 4.0 on July 16, 2024. This latest version offers better location accuracy and improved signal information for large yards. It also provides a direct interface with existing electronic interlocking systems, making the safety network more efficient.
Frequently Asked Questions (FAQs)
What is the main purpose of the Kavach system?
Kavach is an automatic train protection system designed to prevent head-on and rear-end collisions, stop trains from passing danger signals (SPAD), and control over-speeding by applying automatic brakes.
Which sections in Uttar Pradesh are currently getting Kavach towers?
Work is progressing on the rail sections from Ghaziabad to Hapur, Moradabad, Bareilly, and Roza, with 40-meter high towers being installed between Hapur and Mahrauli.


























