| Barge Name | KIRBY 30721B |
| Barge Type | TANK BARGE |
| Length | 300 ' 0 " |
| Width | 54 ' 0 " |
| Height | 12 ' 0 " |
| Capacity | 30889 |
| Capacity UOM | BL |
| Tank Arrangement | 1-3 P&S |
| Number of Tanks | 6 |
| Deadweight Tons | 3544 |
| Tank Material | CARBON STEEL |
| Bow/Stern Type | BX |
| Hull Type/Class | \ DS |
| Tow Configuration | TRAIL |
| Date Built | 2/28/2007 12:00:00 AM |
| Builder | TRINITY MARINE |
| Former Name | |
| Home Port | WILMINGTON, DE |
| COI Expiration Date | 2/16/2028 12:00:00 AM |
| CFR Expiration Date | 7/1/2026 12:00:00 AM |
| Draft | Tons |
| 7 ' 0 " | 2531 |
| 7 ' 6 " | 2784 |
| 8 ' 0 " | 3037 |
| 8 ' 6 " | 3290 |
| 9 ' 0 " | 3544 |
| 9 ' 6 " | 3797 |
| 10 ' 0 " | 4050 |
| 10 ' 6 " | 4303 |
| 11 ' 0 " | 4556 |
| 11 ' 6 " | 4809 |
| 12 ' 0 " | 5062 |
| 12 ' 6 " | 5315 |
| 13 ' 0 " | 5569 |