SF Prep Notes

Railways approves Kavach 4.0 on 660 route km of Izzatnagar Division at ₹295 crore

Indian Railways approved Kavach Version 4.0 on 660 route km of the Izzatnagar Division of North Eastern Railway at an estimated ₹295 crore, the Railways Ministry said on 12 August 2026.

Summary

Indian Railways has approved the provision of Kavach Version 4.0 on 660 route km of the Izzatnagar Division of North Eastern Railway at an estimated cost of ₹295 crore, the Ministry of Railways said on 12 August 2026. The work comes under the umbrella project for Kavach with a Long-Term Evolution (LTE) communication backbone on balance sections of Indian Railways. Kavach is India's indigenously developed Automatic Train Protection (ATP) system, designed to prevent Signal Passed at Danger (SPAD) incidents and collisions by automatically applying brakes when required.

Key facts

System
Kavach Version 4.0
Section
660 route km, Izzatnagar Division, North Eastern Railway
Cost
₹295 crore
Kavach
Indigenous Automatic Train Protection (ATP) system
Prevents
Signal Passed at Danger (SPAD), collisions
Backbone
LTE communication

Practice MCQs 2 questions

Q1 Advanced

Kavach Version 4.0 was approved in August 2026 for 660 route km of the Izzatnagar Division. Which railway zone does this division belong to?

Show answer

Correct answer: D — North Eastern Railway

Izzatnagar Division is part of North Eastern Railway; Kavach 4.0 was approved there at an estimated ₹295 crore.

Q2 Advanced

Consider the following statements about Kavach: 1. Kavach is an indigenously developed Automatic Train Protection system. 2. Kavach is designed to prevent Signal Passed at Danger (SPAD) incidents. Which of the above is/are correct?

Show answer

Correct answer: C — Both 1 and 2

Both statements are correct. Kavach is India's indigenous ATP system that prevents SPAD incidents and collisions by automatically applying brakes when required.

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