If it is on the railroad, they have a car to fix it. Most maintenance cars are mundane in appearance. They are usually older freight and passenger cars whose revenue days are over. Relegated to maintenance of way work, these cars are crudely repainted and refitted with the tools of the trade. Alongside the faded cars are the strange little vehicles that perform special jobs.
Ballast tampers press the gravel into the roadbed.
Gauge cars make sure the rails are the proper gauge. By dropping the wheels, these cars can ride on the rails. They include crew cars, inspection cars, various trucks, and self-propelled cranes. Track is crucial to a railroad. It must be kept in perfect condition, and much is invested to maintain and repair it promptly.