| Value | Category |
|---|---|
| 1 | inability to accommodate the larger 'post-panamax' container |
| 2 | inability to handle bulk carriers above panamax size |
| 3 | water depth alongside berths |
| 4 | water depth in the main entrance channel |
| 5 | no problem / no constraint / n/a |
| 6 | fair to poor |
| 7 | will use durban when 40ft containers are used |