Auto rack car with end closure

An auto rack rail road car comprising:

• a rail road car body having a first end, a second end, and at least a first deck for carrying automobiles, said first deck extending between said first and second ends;
• said body having a door operable to control access to said rail road car;
• said door following an arcuate path between an open position and a closed position;
• said door has a main sheet and an array of horizontal and vertical stiffeners;
• said main sheet has a first side and a second side;
• said horizontal stiffeners are mounted to said first side of said main sheet, and
• said vertical stiffeners are mounted to said second side of said main sheet.

An auto rack rail road car comprising:

• a rail car body having a first end, a second end, and at least a first deck for carrying automobiles, said first deck extending between said first and second ends;
• said body having a radial arm door operable to control access to said rail road car;
• said door following an arcuate track between an open position and a closed position;
• said rail road car has a longitudinal centerline lying in a central vertical plane;
• said door is supported on at least first and second rollers;
• said door is mounted to move angularly through an arc centered about an axis of rotation, said axis of rotation being offset laterally from said central vertical plane;
• and
• in said closed position said first roller being positioned closer to said central vertical plane than is said axis of rotation.