Entrance stairs and ramp DimensionsDepth of intermediate landing area:minimum 1500mm (ideal 1800mm)Width & length of bottom landing areawidth as per the width of ramplength 2100mmWidth of entrance to rampminimum 1500mm (ideal 2100mm)Length of top landing area outside swing of opening doorminimum 1500mm Previous articleEmergency alarmsNext article External path obstructions in ground