Covered Hoppers - Range of Sizes
| Small | Large | Airslide | |
| Capacity (cu. ft.) | 2,900 - 3,999 |
4,000 - 5,150 | 4,000 - 5,000 |
| Capacity (lbs.) | 263,000 - 286,000 | 263,000 - 286,000 | 263,000 |
| Car Length (feet) | 39 - 50 ft. | 50 - 60 ft. | 55 - 60 ft. |
| Car Height (feet) | 13 - 15.5 ft. | 15 - 15.5 ft. | 14.5 - 15.5 ft. |
| No. of Compartments | 2-3 |
3-4 | 2-3 |
| Loading Hatch Types | Circular or Trough | Circular or Trough | Circular |
| Hatch Alignment | Centered or Off-Center | Centered or Off-Center | Off-Center |
| Gate Types | Gravity Only, Pneumatic Only, Gravity Pneumatic |
Gravity Only, Pneumatic Only, Gravity Pneumatic |
Gravity Pneumatic |
| No. of Gates | 2 - 6 |
3 - 6 |
4 |
| Gate Sizes | 13" x 24" or 13" x 42" |
24" x 30" or 13" x 43 3/4" |
|
| Gate Spacing | 11' 10" - 14' 10" | 12' 6" - 15' 3" | 15' 10" |