Not a rule of thumb nor a suggestion but we sprinkler under large
cutting tables, baggage conveyors, etc. that are about kneecap to
waist high regardless of the potential for storage below. Not to say
ot's a good idea but just to point out an observation.

On 2/21/07, Roland Huggins <[EMAIL PROTECTED]> wrote:
tall enough to store stuff under it is a good line of demarcation.

Roland

On Feb 21, 2007, at 8:48 AM, Ed Kramer wrote:

> NFPA 13 is very clear about protecting below obstructions over 4'
> wide.  No
> stress there.  But what if the bottom of a 50" wide duct is only
> 12" above
> the floor?  Makes no sense to put a sprinkler below it.  If the
> bottom were
> 8' AFF, then the sprinkler's a no-brainer.
>
> Since 13 is mute on this issue, anybody want to share their rule-of-
> thumb
> for determining when to install a sprinkler based on floor
> clearance (or
> lack of)?
>
> Ed Kramer
> Littleton, CO
>
>
> _______________________________________________
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> http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum
>

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--
Ron Greenman
at home....
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