Kavach 4.0 for Varanasi Division
Indian Railways approved Kavach Version 4.0 on 614.75 route kilometres of the Varanasi Division of North Eastern Railway at a cost of ₹223 crore on 28 September 2026. Kavach is an indigenous Automatic Train Protection system that prevents Signal Passing at Danger and applies brakes automatically when needed.
- Date
- 28 Sep 2026
- Route length
- 614.75 route km
- Division
- Varanasi (BSB), North Eastern Railway
- Cost
- ₹223 crore
- System
- Kavach 4.0, Automatic Train Protection
Kavach 4.0 in Varanasi Division: what happened?
The approval covers the balance sections of the Varanasi Division, so the whole division will be under Kavach once work is done.
- Indian Railways approved Kavach 4.0 on 614.75 Route Kilometres of Varanasi Division of North Eastern Railway at ₹223 crore. [PIB]
What is Kavach?
- An indigenously developed Automatic Train Protection (ATP) system.
- It prevents Signal Passing at Danger (SPAD).
- It applies brakes automatically when the driver does not act, and monitors train movement.
Why does Kavach 4.0 in Varanasi Division matter?
- Safety: Cuts the risk of collisions from missed signals.
- Technology: Indigenous system, not imported.
What can Prelims ask on Kavach 4.0 in Varanasi Division?
- Kavach = indigenous ATP system.
- SPAD = Signal Passing at Danger.
- Varanasi Division is in North Eastern Railway.
How to write about Kavach 4.0 in Varanasi Division in Mains
Practice question (8 marks, 125 words): How does indigenous train protection technology improve railway safety? Discuss with reference to Kavach.
- What Kavach does.
- UP example: Varanasi Division.
- Challenges: cost, coverage pace.
- Conclusion.
Read all of September 2026 in the monthly UP current affairs compilation →
How to use this in Mains
- With Moradabad approved earlier in September, Kavach coverage in UP is moving division by division.
Quotable data pointIndian Railways approved Kavach 4.0 on 614.75 Route Kilometres of Varanasi Division of North Eastern Railway at ₹223 crore [PIB].
PIB: ₹223 Crore for Kavach 4.0 on 614.75 Rkm of Varanasi Division
Exam angle
GS-VI: railway safety.
Practice MCQs
Original practice questions (not PYQs).
Kavach, recently approved for Varanasi Division, is
Answer (b) & explanation
PIB, Ministry of Railways, 28 Sep 2026.
Varanasi (BSB) Division belongs to which railway zone?
Answer (c) & explanation
PIB, 28 Sep 2026.
Questions students ask about this
What is Kavach 4.0?
The latest version of Indian Railways' indigenous Automatic Train Protection system.
How much of Varanasi Division gets Kavach?
614.75 route km, the balance sections of the division.
What does SPAD mean?
Signal Passing at Danger, when a train passes a red signal.
Keep studying
Official source: PIB: ₹223 Crore for Kavach 4.0 on 614.75 Rkm of Varanasi Division
facts from cited sources only; numbers machine-checked against source text; faculty review pending