| Owner: | Union Pacific Railroad Company |
| Type: | Gondola |
| AAR Class: | GB: Open top car, having fixed sides, fixed or drop ends and solid bottom. |
| AAR Type: | G515 |
| Detail Info: | Unequipped Gondola, Inside length 52-61ft, greater than 9ft inside width, Steel Floor, solid ends, Inside height: 53-58 inches, Load Limit: 185,000-204,999 |
| Plate: | B |
| Max Gross Weight: | 263000 |
| Load Limit: | 197300 |
| Dry Capacity: | 2244 |
| Ext L/W/H: | 57' 6" / 10' 7" / 8' 1" |
| Int L/W/H: | 52' 6" / 9' 6" / 4' 6" |
