Question: how fast are dc metro trains?
Answer: Metro's fleet consists of 1,242 rail cars, each 75 feet (22.86 m) long, with 1,132 in active revenue service as of March 2018. Though operating rules currently limit trains to 59 mph (95 km/h), they have a maximum speed of 75 mph (121 km/h), and average 33 mph (53 km/h), including stops.