... topic: 3109 What is this formation called? posted: 13 Oct 2017 17:05 from: Ian Bunch 1815_131204_200000000.jpg posted: 13 Oct 2017 17:09 from: Ian Bunch This is Stretford Bridge junction at Craven Arms where the BCR diverged from the Shrewsbury Hereford line. I've been trying to design something similar but with the inside curve on a more consistent radius. posted: 13 Oct 2017 17:23 from: Rob Manchester Hi Ian, It is a double track mainline with a double lead junction to the branch that soon becomes single track. It doesn't offer any real advantage over a single lead junction except that it can protect a train coming off the branch from a head-on collision with a train that overruns a signal (SPAD)travelling from the bottom of the picture. Rob posted: 13 Oct 2017 17:49 from: Martin Wynne Hi Ian, I don't know a specific name, but it needs one. It's not an ordinary double-junction because the branch tracks are converging and do not need to maintain a ...