... : 1 May 2016 19:42 from: Martin Wynne RK wrote: a) would you say I have solved the conflicts with spacing on the attached file? Hi Rich, Yes, but.. You have got in a bit of a muddle by not resetting the centre line after using the adjustments to find a clearance spacing. Always do this before creating the double track. The dummy vehicle is always on the centre-line location, so if that's not in the centre of the track it can get confusing: 2_011409_320000000.png I will add an option to globally reset this on all background templates in one go. The widest required clearance is on the smallest radius, so it makes sense to use that for measuring. I think you were rather overdoing it, a spacing of 92mm centres seems enough to give a clearance envelope around passing vehicles: 2_011413_550000000.png On the prototype 6ft and 10ft ways are alternated on pairs of multiple tracks. This is shown well on the cover of this book: cvr_track_200px.jpg 2_011439_460000000.jpg Although not essential on a model, it looks ...