The panel 100 is pultruded and has heaters 135, 136 below its upper surface 102 for heating the upper surface. The panel may have lights for projecting light from the upper surface. The heaters may be within closed elongate channels 128. Webs 126 may connect the upper and lower 108 surfaces of the panel. The panel may be fibre reinforced plastic, and have uniform cross section. The heater may be an electrical resistance wire, and couple to heaters of adjacent panels. Also claimed is a panel comprising a light that projects light from the upper surface of the panel. The light may be flush with the upper surface and extend from one side of the panel to another. Also claimed is a kit comprising a plurality of the panels, a station platform floor constructed from the kit, and a method of constructing a station platform floor using the kit.
