Re: Arlington and Fort Worth, Texas

[Henry R. Linneweh]

This is disturbing, I think that people, environment and property are
the crux of importance in the order stated.

Above the 3rd floor is a risk to human life and therefore
unacceptable, being A First Responder Operational (FRO)
I can clearly see this as a serious risk, technical details of
burning acid fumes omitted.

Sean Donelan wrote:

> On Thu, 30 March 2000, "Stephen Sprunk" wrote:
> > Maybe this is a facet of natural disasters rarely afflicting downtown areas
> > around here...
>
> Maybe an occasional cattle stampede through downtown Dallas ...
>
> > I've noticed that every telco colo facility I've been in around downtown
> > Dallas has the same design...  All are in high-rise facilities, on the
> > 10th-30th floors.  All have the battery and A/C rooms around the elevator
> > shafts at the center of the floor plan, surrounded by all the equipment
> > racks/cages around the outside facing the windows.
>
> Gravity is a tough law to break.  Batteries and mechanical equipment are
> heavy, and must go where the floor is strongest. Which tends to be the
> core of the building.  As always consult a licensed structural engineer.
>
> Protecting against an airplane crashing into the side of the building is
> hard (although the Empire State building survived).  Pick your risks and
> mitigate those within commercial reason.  Lloyds of London exists for the
> rest.  Sometimes the best commercial solution is putting your equipment
> around the outside.  You loose one rack of routers to wayward tree, a few
> customers are down.  Loose your electrical plant, and everyone is S.O.L.
> Triage is never a pleasant experience.
>
> Another note about battery rooms in high-rise buildings.  There is/was a
> proposal before the NFPA to prohibit battery rooms above the third floor
> in high-rise structures after the L.A. CO fire.  I haven't been keeping
> close watch on it, but Bellcore/Telcordia was fighting it tooth&nail.

--
Thank you;
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| Thinking is a learned process so is UNIX   |
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Henry R. Linneweh