Kavach 4.0 commissioned across 2,633 route km; ₹3,875 crore spent on railway safety works while 514 infrastructure projects worth ₹8.31 lakh crore are underwayKey HighlightsIndian Railways has utilised ₹1,14,973 crore, around 39% of its ₹2.93 lakh crore budget allocation for 2026-27, till July 2026.Kavach 4.0