Originally Posted by
Trim Stab
No, definitely not. Inside the sub, they are at 1ATA, so have no deco obligation. They would just ascend from depth - so would have a "bottom time" too short to have any deco obligation.
The Oberon class had an escape compartment which was used for underwater escape but also egress. You can read how it was used here:
https://maritime.org/doc/oberon/escape/index.htm#pg12
Thanks for that, now know why I'd never want to be a submariner, bad enough on a normal day, can't imagine how I'd be when ot all went wrong. Tips hat to the guys and girls on boats. Watching 'Das Boot' was bad enough and that was a drama.