... Hayfield Martin Thanks, I thought (wrongly) I had left enough room The main road should be straight, the inside road about 36" the middle in between the two Thank you posted: 31 Jan 2016 01:32 from: Martin Wynne Hi John, How does this look? .box file attached below. The 1st turnout is a 12ft switch with 1:5.5 V-crossing. Radius 36.7" The 2nd turnout is an A-7 The 3rd V-crossing is 1:8.29 All crossings curviform. 2_302019_570000000.png 2_302020_190000000.png regards, Martin. Attachment: attach_2223_2818_john_tandem.box 258 posted: 31 Jan 2016 14:15 from: Hayfield Martin Thanks its so much better than my attempt I owe you again, anything I can do in return? John posted: 1 Feb 2016 20:12 from: madscientist Martin, I hope you have a picture of Dorian Grey in your attic or something, You are expressly forbidden from getting any older or none of us will be able to do complex track work again!!! dave posted: 1 Feb 2016 ...