"Dave Liquorice" wrote in message
ill.network...
On Fri, 18 Apr 2003 23:25:53 +0000 (UTC), Essjay001 wrote:

Have you thought about the blue pipe that is used for running water
outside ...

I'd advise against that as there is a standard for underground
services:

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diy/general2 #3755, from pr, 265 chars, Jan 31 22:00 00
Comment to 3754.
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Black = LV/MV* electricity
Red = HV* electricity
Yellow = gas
Blue = potable water
Grey = telecomms
Green = cable telly, and by extension OLO telecomms
Orange = traffic signals
Purple = other road-related comms systems

* LV 250V, 250 MV 500, HV 500V

The query was for low voltage cable.

Alan