There are different type of wheel chair ramps permanent  Wheel Chair Ramps  and portable wheel chair ramps. The former is used in buildings and in public access and the later is used in vehicles and in doorways. You can install the ramps yourself or contract a company to build a ramp for you. You no longer need to depend on someone to take you down the stairs. Handrails are also be used in ramps if the ramp is used only by one person. The latest ramps available in the market are the platform scooter ramps, threshold ramps, pathway access ramps, aluminum curb ramps and many more.