Indian Railways Speeds Up Kavach 4.0 Safety Rollout with 472 km Commissioned Across Three Sections

• Kavach is India's indigenously developed Automatic Train Protection (ATP) system, adopted as National ATP in July 2020; Version 4.0 is its latest RDSO-approved specification.
• On 30 January 2026, Indian Railways commissioned 472.3 route km of Kavach 4.0 across three sections — the highest-ever single-day commissioning.
• Aspirants must master Kavach as it recurs across GS-III (Infrastructure, Science & Tech, Disaster Mgmt) and Prelims (agency–scheme–version matching).