Ffestiniog automatic loop control

[@Test-hw5fn]

Thank you. Always wanted to know how that worked.

[@MrFQL]

difficult to understand, but thanks

[@irseminorrailwayssection9491]

Route interlocking, it’s best to view another video on the main minor railways page regarding the basics of this to get a gist of how it works
There are some details on the net in the Ffestiniogs route relay interlocking system , a slightly easier version than the National networks