... again: 2_022021_130000001.png The first turnout is a B-6. The second turnout is a B-6.5. That is often the case with single-sided tandems -- the two turnouts are similar in size. As you can see, there are some minor conflicts. At 2 the turnout rail of the second turnout is conflicting with the check rail of the first V-crossing, and at 3 the stock rail of the second turnout is not clearing the wing rail of that crossing to provide a sufficient wheel flangeway: 2_031309_060000000.png What to do about it? You have some choices: a. Use a longer first turnout, say a B-7, or b. Use a shorter second turnout, maybe an A-6. If this was a straight tandem, that might be an option. However it is not advisable to curve short A switches very much, which is why I used B switches in the first place for this curved tandem. However, both of these options are likely to create other problems in the positioning of the ...