... pipe dreaming... Regards Geoff 3550_261506_170000000.png posted: 26 Mar 2019 22:21 from: Martin Wynne Good grief Geoff. You didn't mention the transition curve! Do you have a photo of the prototype? I'm not convinced all the crossings can be checked, but if the prototype could do it, then it should be doable in the model, especially if you are using S4-X with exact-scale flangeways. I've had a quick stab at a skeleton of the bottom part, but it's only a guess: 2_261710_180000000.png Please can you attach your .box file so that I can be sure I have the correct alignments? It's the sort of plan where a small change in radius or angle can be critical. To attach a .box file, click the Browse (or Choose) button below the writing area. The .box file will be found in your C:\TEMPLOT_DEV\BOX-FILES\ folder. cheers, Martin. posted: 26 Mar 2019 23:18 from: Geoff Lines Hello Martin( and Phil -- sorry got ...