Reply To: Slope for wheelchair/scooter/can't use steps April 10, 2020 at 5:34 pm #111497 jossModeratorHumm point Dexter says 500mm over 3000 is a 1:6 gradient which does seem rather steep.Joss Current car: BMW X2 sDrive 20i M Sport 5dr Step Auto In metallic Portimão Blue. 04:10:2025 Previous car:Peugeot 308 GT Premium 1.2 Pure tech Petrol.