Hi Mary
I know from experience that if the door is in an exposed location the water
will get in despite having a drained threshold.  To be really secure you
need to have a covered porch and  a floor finish that can withstand water.
Not cheap.

Judith
----- Original Message -----
From: Gwynne, Mary <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, July 11, 2002 2:56 PM
Subject: damp


> Hi,
> Has anyone got any solutions to the following question please?
>
> > In a new School 66% of the Classrooms have access doors diecctly to the
> > outside. We propose to make the Floor
> > level of the Classrooms and the external paved areas the same level for
> > good accessibility.Possibly the paved area can fall away from the
building
> > at 1:40 falls. My concern is the detailing at the junction of the cavity
> > wall and the paving, thus preventing the rain water back tracking into
the
> > School together with the question of dampness. Aco drains at the
junction
> > and stepped cavity trays are detail we are looking at.
> Any other ideas?
>
>
>
>
>
>
>
>
>
>
>
>
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