I plan how I might have saved her, shifted stores, dumped ballast, raised her in midocean to sail again.

Then Constantine starts dumping ballast, air first hissing, then bubbling, from the valves.

We were aloft for the rest of that day and most of the next, before we again had to dump ballast.

Better try dumping ballast for a change.

The great bulk of the Sieg was rising and turning, dumping ballast as she went for extra lift.

After dumping ballast, they turned and headed for home.

They had dumped too much ballast performing the two fast climbs.

We dumped ballast still heading west, looking for Glasgow.

Others simply undercut the ballast, and allow for a work train to come through to dump fresh ballast.

If we vent, we lose lift when we descend, and have to compensate by dumping ballast.