Re: [PSUBS-MAILIST] hatch rings and bulk head doors

[Michael B Holt <tlohm@juno.com>]

On Wed, 07 Jan 2004 18:58:23 -0500 "Ryan Johnson" writes:
>is there a basic ratio of hull thickness compared to the ring 
>thickness that 
>supports the hatch??? I know that it has to be thicker I just not sure 
>how much...

DoD report, dated about 1977: hull around hatches and other
openings to be 30% more than the rest of the hull.

No, I don't have a copy of this.  I never did.  I just ran across
it while searching for something related to ballistic missiles,
and filed the information away.



Mike


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