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Re: Firewalls

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Try looking at Breakaway Fire Anchors by Heckmann Building Products. They
give suggested thickness, melting point, tensile strength etc. on their
Laura Watson, P.E.

> From: Michael Zaitz <mzaitz(--nospam--at)>
> To: Structural Engineers Association <seaint(--nospam--at)>
> Subject: Firewalls
> Date: Thursday, March 29, 2001 8:09 AM
> Hello All;
> Sometime back the issue of 4 hour firewalls that allows the structure to
> collapse on either side of the wall without affecting the structure on
> the other side of the wall.   I have a wall that is now required to be a
> 4 hour wall (due next week) and as such I need to do something to allow
> the collapse.  To make matters worse the wall is a shear wall (or at the
> moment it is).  I remember talk of anchors that will melt of allowing
> the structure to fall but did not see anything in the archives that had
> any manufacturers or the like.  Coould someone provide me with some
> information or some leads as to where to find information on these types
> of anchors?
> Thanks,
> Mike