On Aug 4, 5:36 pm, "Peter Masson"  wrote:
> "MIG"  wrote in message
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> news:5fae8bca-1148-4ebd-aa83-a308efa41e2d@t54g2000hsg.googlegroups.com...
> On 4 Aug, 11:39, "Peter Masson"  wrote:
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> >> In the mid-1970s as part of the London Bridge resignalling a new Up
> >> Passenger Loop was created asjacent to the platform 6 (renumbered from 7)
> >> track. At the same time platform 6 was renumbered 5. The Up Passenger
> Loop
> >> and platform 6 line converge immediately beyond the station, with an
> overlap
> >> measured in inches rather than metres. Around 1990 platforms were again
> >> extended to 12-car length, and the opportunity was taken to set the
> starting
> >> signals back to provide a slightly more satisfactory overlap.
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> >That doesn't sound quite right.  There must have been plenty of twelve> >coach trains through London Bridge before 1990 (although they used to
> >hang over the end at Charing Cross at 5 and 6, and couldn't have
> >fitted in the others).
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> There were plenty of 12-car trains *through* London Bridge before the 1990s
> platform lengthening, but they didn't stop.

I'll have to take your word for it (because I don't remember you ever
being wrong [or maybe just the once]), but I'm having trouble
reconciling it with dingy memory.

 Moving the stop board further
> back on London Bridge platform 6 may have had a side benefit of stopping
> passengers running up teh ramp and opening doors of slammers after the right
> away had been given, but it dodn't stop passengers running down the
> footbridge and doing the same thing. The real reason was, as I stated, to
> increase the overlap before the fouling point of platform 6 line and the Up
> Passenger Loop.

I am sure that was the reason for moving it, but there must have been
some reasoning behind why they moved it so far.  I thought there was
an opportunity taken to move it further from the subway at the same
time for safety reasons.

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> Peter- Hide quoted text -
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> - Show quoted text -