Infrastructure modernisation projects include high-speed rail, with the first Ahmedabad-Mumbai train in operation for 2022; the redevelopment of 400 stations by monetizing of spare railway land under a plan; doubling tracks to reduce congestion and delays while improving safety; the refurbishing of 12- to 15-year-old coaches at the Carriage Rehabilitation Workshop in Bhopal to enhance passenger amenities and fire safety; use of Global Positioning System (GPS)-enabled tracking of trains to improve safety and service; Digital India-driven digitalisation of the railway to improve efficiency and reduce cost; rainwater harvesting, with 1885 systems installed by December 2016; and reforestation of railway land and along the tracks.