... ordinary geometry. It can only be 6ft radius if it curves in the opposite direction, creating a Y-turnout effect. Is that what you want? regards, Martin. posted: 27 Oct 2009 00:23 from: marsa69 Thanks for your help Martin. But it doesn't matter now. I'll just use a standard B8 L/H turnout and see where that takes me, regards, Mark posted: 27 Oct 2009 00:31 from: Alan Turner I see you mean somthing like this. Alan Attachment: attach_676_951_untitled_2.PNG 618 posted: 27 Oct 2009 00:42 from: marsa69 Not quite Alan, but thanks for trying. Martin hit the nail on the head. I'm trying to change the laws of geometry. Just had a play with my track and the only thing I can come up with to give me what I want is a curved L/H turnout with 6' rad on the mainline and the biggest possible radius on the inside (would 5'6" be acceptable?). I'm really tight for space and if I ...