On Thu, 03 Sep 2009 20:15:36 -0700, Chambers <Ben### [at] gmailcom>
wrote:

>Stephen wrote:
>> There are insulators between the cables and pylons so there is no path for the
>> electricity to flow there. The conductors are spaced far enough apart so that
>> the electricity cannot jump between them. This is called engineering. ;)
>
>I always assumed the cables themselves were insulated.
>
>Seriously, are we running uninsulated wires above our roadways?!?!? :o
>

I'll repost this link again but going straight to the relevant paragraph.
http://tinyurl.com/ls34v4

-- 

Regards
     Stephen

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