"Clive D. W. Feather" wrote in message
...

Anti-clockwise means rebuilding at Hatton
Cross, and eastbound trains from T4
having to cross the path of westbound trains.

I don't have my Quail map to hand, but ISTR the easiest way to reverse the
Heathrow loop would be to use existing structures at Northfields or Acton to
switch the directions of the whole branch.

--
John Rowland - Spamtrapped
Transport Plans for the London Area, updated 2001
http://www.geocities.com/Athens/Acro...69/tpftla.html
A man's vehicle is a symbol of his manhood.
That's why my vehicle's the Piccadilly Line -
It's the size of a county and it comes every two and a half minutes