| One-of-a-kind North America Car Corp. tank car NATX 37301 was on Conrail at Rockville Bridge, Pennsylvania. The 37,474-gallon car had been built by North American Car in 1967 with a capacity of 275,000 pounds and a light weight of 119,000 pounds, for a gross rail load of 394,000 pounds. It was retired in 1987 or 1988, so it lasted over 20 years. |