... it, the GWR "default minimum" length for check rails on simple turnouts was based on 4 chairs, not the Templot default of 5. Was wondering if it would be possible if a user selected say one of the GWR switches to change the default to 4. Could avoid GWR turmouts being built with 5-chair check rails by mistake. Just a thought. Cheers Nigel posted: 2 May 2011 18:06 from: Martin Wynne I chug along late into the night producing more and more of this stuff: 2_021247_090000000.png Then in the cold light of day I do wonder just how many users will want to take all this on board? I can't help feeling that the majority of users just glaze over at this dry technical style of mine. I wish I could write these technical explanations in a shorter and more user-friendly style, but I just don't know how. Perhaps there isn't a way? Or perhaps users don't need to know any of this. Is it helpful for you -- or off-putting? regards, ...