In Indian Railways maintenance depots, G-73 serves as the master reference for: ROH (Routine Overhaul)
He read further. “The transit of radioactive isotopes and volatile chemical agents via the Silent Line necessitates absolute acoustic stealth. Operators are to adhere strictly to G73 maintenance schedules to prevent detection by surface seismographs.” rdso technical pamphlet g73
Draft revised particular specification No. G-73(1).pdf - RDSO In Indian Railways maintenance depots, G-73 serves as