... must now get on with Phil Ottley's houses, that I promised I would do. All the best, Brian Nicholls. Attachment: attach_916_1224_rail_underbridge_l nwr_type_test_53ft_3in_x_35ft_0in _pf1767.gif 331 posted: 9 Oct 2010 22:33 from: Martin Wynne Brian Nicholls wrote: I would be grateful if you will give this a whirl and see what it looks like, how it fits in, and if all dimensions work out OK Hi Brian, Many thanks again. You can see that it has worked out fine with the dimensions 213mm x 140mm correctly set: 2_091701_060000000.gif I'm a bit puzzled by the texture between the rails and no rail fixings visible. For a girder underbridge this would usually be rails chaired on waybeams with the metalwork visible, or else ballasted on a deckpan with sleepers visible. Is this old-style ballasting over the sleeper tops? For incremental span lengths I don't think there is a prototypical figure. Bridges tend to be designed to fit each site. You could perhaps provide the two end sections (actually we only need one of them, it can be mirrored to ...