... transition curved throughout. I need to install a slow line parallel to the main line which is single slipped to the curved siding. I don't know how to install a half diamond to include the curved element of the turnout side. Any help gratefully received.. the image below shows how far I've got so far (ignore sleeper spacings, I have only used plain track to work out where the curves etc will go..) Best regards Tony Hagon (p.s. this project has been in inception since 1980!)1876_021808_160000000.png posted: 3 Sep 2010 00:00 from: Brian Nicholls TonyHagon wrote: Hello trackfriends My next project is a two track main line, and includes a trailing siding which is transition curved throughout. I need to install a slow line parallel to the main line which is single slipped to the curved siding. I don't know how to install a half diamond to include the curved element of the turnout side. Any help gratefully received.. the image below shows how far I've got so far (ignore sleeper spacings, ...