... I am going wrong with the center crossing please. 2110_120921_540000000.png I have included the box file as well.Thank you. Trevor. Attachment: attach_1752_2394_RHcurved_tandem.b ox 313 Last edited on 12 Feb 2014 14:32 by Trevor Walling posted: 12 Feb 2014 22:58 from: Martin Wynne Trevor Walling wrote: I have progressed with my tandem but I just don't seem to be able to get the center crossing to line up correctly. Hi Trevor, Always use the CTRL-4 peg position to peg the third crossing onto the intersection: 2_121740_390000000.png Use a gaunt turnout or an irregular half-diamond for the partial template. See here for more instructions: topic 1487 Or briefly: Adjust the curving (F6) to match the main road radius. Zoom in and adjust the V-crossing angle (F9) as close as possible. Alternate adjustments to V-crossing angle (F9) and gaunt offset (SHIFT+ F12) until you get the best match to the underlying rails. (Adjusting the gaunt offset changes the radius through the turnout side of the ...