... chairs separate then glues them together. The print files are available for download by members along with quite a lot of information. Perhaps it might be helpful for you to contact him? Regards. Trevor. Attachment: attach_2786_3307_ballasted_track.j pg 480 Last edited on 18 Dec 2018 08:06 by Trevor Walling posted: 17 Dec 2018 20:09 from: Trevor Walling Hello, Here is another image. Attachment: attach_2787_3307_junction.jpg 482 posted: 17 Dec 2018 20:11 from: Trevor Walling Here is an image of various chairs Attachment: attach_2788_3307_chairs6.jpg 495 posted: 17 Dec 2018 22:24 from: Martin Wynne Trevor Walling wrote: Hello Martin, Are the chairs actually printed onto the sleepers or are the glued on after printing? Hi Trevor, Sorry I haven't properly explained what I'm doing. The chairs are 3D printed onto the timbers. The machine first prints a timber and then prints the chairs onto it, all in one go. At least that is the theory. At present I'm still experimenting with bits of the programs which control the printer, called ...