05-12-2009, 02:47 PM
I have marked on the plan the 3 routes that require an overlap at 111 signal and whose overlap can therefore possibly lie over 306 points.
For anyone else who is interested I used Inkscape, a free, open source diagramming tool to mark the plan. It can import pdf to edit over the top.
For anyone else who is interested I used Inkscape, a free, open source diagramming tool to mark the plan. It can import pdf to edit over the top.

