... rails be on sleepers? etc.. I'm assuming given your attention to detail that you would have written something down as to how the sleepers should be positioned around the various parts... could you possibly advise or direct me to where it is? Hi Rich, The special chairs (i.e. any other than ordinary chairs) will fit the rails in only one position, so you must have some timber under those positions. For example the "A" chair fits one position only under the crossing nose: 2_181643_360000000.png 2_181643_590000000.png You can change the actual position of the "A" chair relative to the vee nose to match your prototype at real> V-crossing options> customize V-crossing> blunt nose... menu item. Check rails have special left and right-hand end chairs for the flared ends, but generally check rails can be extended or shortened as necessary so that those chairs come over a timber. If you change from square-on to equalized timbering, Templot moves the check rails accordingly. I have written ...