... centres) if there is significant curving because you need extra running clearance between the tracks. You can ease the radius by changing from a regular-type V-crossing to generic. But this makes a more abrupt reverse curve over the crossover road. A nice short turnout would be a 10ft GWR curved switch with 1:5.5 crossing angle. This makes 840mm/ 33" radius, and a compact crossover in 433mm/ 17" overall. But you wouldn't want to run a main-line passenger train over it: 2_291017_240000000.png regards, Martin. posted: 29 May 2015 16:49 from: Nigel Brown Surely turnout cost is the last thing you should take into account. Either way the costs are small compared to say buying or building a locomotive. Choose a method which you think will work for your requirements, which you can build with confidence, and will look good. Cheers Nigel posted: 29 May 2015 19:54 from: dave turner Nigel- Building model railways as a hobby is expensive. It may not seem much to ...