... thus far. Rgds Dave posted: 11 May 2014 23:22 from: John Palmer It's possible to rework this in such a way as to retain an outside slip for the lower connection, but I couldn't achieve an entirely satisfactory solution. In particular, I found that one of the obtuse crossings could not be properly checked. Instead, I adopted Martin's suggestion of trying to fit a full blown scissors, and think I may have come up with a reasonably workable solution, albeit one that still requires some fine tuning: 2129_111811_540000000.jpg Note that to accomplish this I found it necessary to roam the 'eastward' facing connection off the double tracked line to a position closer to the double junction and to give this a longer lead. This brings the two diamonds closer to the junction and permits a much shallower curve at the bottom left lead-in to the scissors. Box file attached. Attachment: attach_1843_2455_torr_giffard_2014 _05_11_2246_34.box 302 posted: 12 May 2014 14:41 from: John Palmer This has been an enjoyable exercise, so I've tweaked and cleaned up my previous ...