Mumbai local train network has adopted a GPS-based signalling system to improve operational efficiency and minimise errors. (Image generated using AI) Mumbai suburban rail network: Mumbai suburban railway network is one of the busiest rail networks in the country, with more than 2,300 trains operating daily. In a bid to ensure smooth and error-free train operations, the Central Railway (CR) zone has upgraded the SILAS (Signal Location Announcement System) in Mumbai local trains to improve operational safety. In a statement, Dr Swapnil Nila, Chief Public Relations Officer (CPRO), CR said: “With most signals spaced just 400-500 meters apart and around 400 signals located on Right Hand side / Extreme Right Hand / Left Hand / Extreme Left Hand sides, Motormen work under tremendous pressure, making the system prone to human error.…