DIYbanter - View Single Post

On 25 Oct 2003 17:27:40 GMT, wrote:

In uk.d-i-y, AlanG wrote:

I installed one on an explosives store back in the 60s. I used inch by
eighth copper strip and buried it in a loop around the whole building.
Any joins had to be copper riveted and soldered. It must have worked
okay since I never heard of any big bangs there until they shut the
mine in the 90s.

Excellent! And it kept the elephants away too, right? ;-)

And the tigers

(No nastiness intended, Alan - jsut that it's hard to do realistic
tests of a lightning conductor installation;

You find out it doesn't work then it's too late. I reckon this one
must have worked okay or you would have heard the bang 10 miles away.
Possibly have debris rained on you 10 miles away too. There was a lot
of stuff from the Nobel works in that store.

hence the need you and
others have pointed out to follow well-researched design codes. 'Course,
you could always just slap something together based on misreading
something in one manufacturer's brochure, but no-one in this NG would

We put this one in according to instructions from the chief engineer
based on regulations in mines and quarries legislation. I haven't the
faintest idea how to design one. At the same time we installed an
alarm system too. Until then the place only had a padlock on it. More
innocent days then.

do such a thing. At least, no-one in *my* view of this NG. Ah, the
peace of a small but perfectly-formed killfile ;-)

I have a large kill file but I inhabit a political group too. I mostly
lurk in this one.

--
Alan G
"The corporate life [of society] must be
subservient to the lives of the parts instead
of the lives of the parts being subservient to
the corporate life."
(Herbert Spencer)