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Re: Cat5 related regulations



I have an old-fashioned, self-taught, 25 year experience builder. He has
his own way of doing
things.

----- Original Message -----
From: "Dean Barrett" <dean@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Wednesday, April 02, 2003 2:47 PM
Subject: RE: [ukha_d] Cat5 related regulations


> Drilling Joists is common practice/only solution in new house build,
as is
> notching tops for pipes. New wood technology now means most smaller
(upto 5
> bed) properties are built with laminated joists that come pre cut,
full of
> holes that just require knocking out, you are also able to drill holes
up to
> 4" diameter :)
>
> If you are talking about trusses - you never drill them !!
>
>
>
> Dean.
>
>   -----Original Message-----
>   From: Paul Robinson [mailto:ukcueman@xxxxxxx]
>   Sent: 02 April 2003 13:41
>   To: ukha_d@xxxxxxx
>   Subject: Re: [ukha_d] Cat5 related regulations
>
>
>   Joist drilling should be avoided entirely. My builder put 2"
timber on top
> of all the joists so the
>   2" stuff will be cut for pipes and cable, leaving the joists
untouched. It
> also gives 2" to get over
>   the top of the steel joists (of which there are quite a lot).
>
>   Crossing mains cable should be minimal - and certainly only at 90
degrees.
>
>   I was just concerned about what the building inspector might have to
say
> when he sees my NZ.
>
>   Is this a non-issue?
>
>   Paul
>
>   ----- Original Message -----
>   From: "Dean Barrett" <dean@xxxxxxx>
>   To: <ukha_d@xxxxxxx>
>   Sent: Wednesday, April 02, 2003 12:54 PM
>   Subject: RE: [ukha_d] Cat5 related regulations
>
>
>   > My recommendations are to ensure you dont pass CAT5 with mains
through
> same
>   > holes - cross at 90degrees where necessary.
>   >
>   > Other than that you should be ok.
>   >
>   > If you drill joists make sure you dont drill to close to top or
bottom
> so
>   > you dont spike the cable with nails etc.
>   >
>   >
>   >
>   > Dean.
>   >
>   >
>   >
>   >   -----Original Message-----
>   >   From: Paul Robinson [mailto:ukcueman@xxxxxxx]
>   >   Sent: 02 April 2003 12:44
>   >   To: ukha_d@xxxxxxx
>   >   Subject: [ukha_d] Cat5 related regulations
>   >
>   >
>   >   Are there any regulations that I need to be wary of when
laying cat5?
> At
>   > last count, I'm planning on 3km with 138 cat5 cables terminated
in node
>   > zero. (This does seem like an unreasonably high number though!)
>   >
>   >   I'm thinking of both electrical regulations (not sure if they
can
> apply to
>   > cat5 given its limited power capacity) and fire regulations in
> particular.
>   >
>   >   NZ is going to be a loft area in my converted bungalow - most
of the
> first
>   > floor is living space, but there's an end part off my en-suite
bathroom.
>   > This will have floor boards, but currently no plans for
insulating it.
> (I'm
>   > a little concerned it may be too hot in summer for all the
electronics I
>   > don't yet own :-( so insulation may have to be added later)
>   >
>   >   Thanks,
>   >   Paul
>   >
>   >
>   >   [Non-text portions of this message have been removed]
>   >
>   >
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