... I would be very grateful if somebody could fix it for me. Many thanks Charles Attachment: attach_2231_2847_DoubleSlip_2016_0 2_20_1056_50.box 266 posted: 20 Feb 2016 18:39 from: Martin Wynne Charles Orr wrote: I've been playing around with the attached 4-SF double slip. Initially I thought it was OK. However I think that there is something wrong with the switch blades. Hi Charles, Looks good to me. I notice that you have sensibly opted for switch-diamond K-crossings on a curved 1:7 slip. 2_201325_320000000.png There was a redundant turnout template in your .box file which I have removed. Also I moved the half-diamonds up to the start of the box list order. This allows the switches to be drawn over the top of them on the printed output, which makes the switch rail edges appear correctly. This is probably the point you were making about the switches? I also removed the track centre-lines from the overlaid templates, as they are unlikely to be needed and simply clutter the print. .box file below ...