Flying 12 hours after diving?

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IrishPaul

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Different scenario:

I have a chance to dive in a saltwater aquarium.

Maximum depth is 13 feet.
Average depth will be 6 feet.

Max length of dive will be 40 minutes.

No repeat dives.

Assuming dive is completed at 0930 am, would anyone here fly (international) 12 hours later at 2130?
Or would you wait the full 24 hours?

Thanks!
 
Last edited:
This thread http://www.scubaboard.com/forums/basic-scuba-discussions/403032-flying-after-diving.html should be very relevant.

One of the first answers suggests 12 hours for a normal dive. Your dive is not normal; it's extremely shallow. DAN's 2002 workshop on flying after diving suggests that for a single no-decompression dive, you should have a minimum preflight surface interval of 12 hours. For multiple dives, 18 hours, and for deco dives, >18 hours.

I'd say you're fine.

Also, you might take into account the time that you'll be in the air for your flight. I can't find any articles pertaining to international flights (i.e., extremely long flights).
 
Concur with Scuba_Noob's quotation of the DAN recommendations (12 hours). Just for completeness, here's the original current recommendation: DAN Flying After Diving Recommendation

Another way to look at it is using the NOAA Ascent to Altitude table. (See NOAA Tables.) They'd recommend waiting a minimum of 6:54 before going to the altitude at which commercial aircraft are normally pressurized (unless you're lucky enough to be flying on a 787. :))

It looks like you have a lot of safety margin either way. Of course, there are no guarantees. For example, try not to spend a lot of the forty minutes bobbing up and down, bubble pumping, as it might increase the risks. Depends how good your weighting and buoyancy control in shallow water is.
 
I would have no problem with that.
 

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