Maintenance-of-way trains are specialized railway vehicles designed to support the upkeep and repair of railway tracks and infrastructure. These trains carry equipment and tools necessary for tasks such as track inspection, repair, and replacement, ensuring safe and efficient train operations. Typically, maintenance-of-way trains include various cars, such as ballast regulators, rail grinders, and track inspection vehicles. They travel along the tracks to perform routine maintenance, helping to prevent accidents and prolong the lifespan of the railway system. Their work is essential for maintaining the overall safety and reliability of train services.