On Wed, 30 Jul 2003 16:29:45 GMT, /dev/[email protected] (Justa Lurker) wrote:
It was Wed, 30 Jul 2003 13:23:44 +0100, and Dave
wrote in uk.transport.london:
| Might that not be simply because 'Angel is on a damn great hill'?

The hill on the surface is compensated for by putting the station
further underground. Surface terrain is not the same as the levels
they have chosen to place the rails at.

John Rowland has a nice diagram illustrating this in action on the
Edgware branch of the Northern line...

http://www.geocities.com/Athens/Acro...69/ltheath.gif

Sam
--
Sam Holloway, Cambridge
www.samholloway.co.uk