... crazy angle within the plan and the slip curve ends up under 2' radius, any thoughts please. I do have an old C&L plan in the loft (wrong angle) which may assist with the rails and crossings, but initially just want to know what can be done Thanks John Attachment: attach_2327_2931_Outside_slip_veri on_1.box 234 posted: 3 Oct 2016 20:13 from: Hayfield Might be getting a bit nearer with this one John Attachment: attach_2328_2931_Outside_slip_veri on_2.box 225 posted: 3 Oct 2016 20:23 from: Martin Wynne 2_031521_070000000.png Hi John, As I suspected when you mentioned Iain Rice, it is not an outside slip at all, it is a half-scissors. The side road does not run through the diamond. There is no way you can add a slip road of any kind to a 1:2.5 diamond-crossing and have a sensible radius. If you want the turnouts to be the same, they need to be both 1:5.19 RAM angle (half of 1:2.5 RAM). I suggest making them generic ...