On Thu, 26 May 2005 wrote:

That it what I thought, air traffic controllers can manage it. They can
put a satalite on the moon of Jupiter without actually having to be
there to see it.

A key feature of celestial bodies is that they are NOT UNDERGROUND, which
makes seeing what's going on in the vicinity of them rather easier.

I think a whizzy high-tech moving block system can avoid these problems,
though; the system would (or should) have a battery of redundant sensors
and communications links, so it can keep accurate tabs on every train at
all times.

tom

--
Punk's not sexual, it's just aggression.

In article ,
Tom Anderson wrote:

I think a whizzy high-tech moving block system can avoid these problems,
though; the system would (or should) have a battery of redundant sensors
and communications links, so it can keep accurate tabs on every train at
all times.

Until they fail or give contradictory results, in which case you have ...
a red signal (or in-cab equivalent) that trains must not cross !
Just like boltar2003[*] is whinging about.

Nick[*] isn't he a couple of years behind the times now ?
--
http://www.leverton.org/ ... So express yourself

Just like boltar2003[*] is whinging about

You'd whinge too if you were stuck in a hot carriage for 20 mins
with a hundred other sweaty victims.

[*] isn't he a couple of years behind the times now ?

Not as far behind as LU.

B2003