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  2. Wheelchair ramp - Wikipedia

    en.wikipedia.org/wiki/Wheelchair_ramp

    In South Africa 1:12 is the maximum slope unless the difference in level is less than 400mm, in which case it is 1:10. [SANS 10400-S SS2(a)]. In Australia, the National Construction Code requires a wheelchair ramp to have a maximum incline of 1 in 8. This means that for every 8 metres (26 ft 3 in) travelled horizontally, the ramp rises 1 metre ...

  3. Inclined plane - Wikipedia

    en.wikipedia.org/wiki/Inclined_plane

    Demonstration inclined plane used in education, Museo Galileo, Florence. An inclined plane, also known as a ramp, is a flat supporting surface tilted at an angle from the vertical direction, with one end higher than the other, used as an aid for raising or lowering a load. [1][2][3] The inclined plane is one of the six classical simple machines ...

  4. Grade (slope) - Wikipedia

    en.wikipedia.org/wiki/Grade_(slope)

    Grade (slope) The grade (US) or gradient (UK) (also called stepth, slope, incline, mainfall, pitch or rise) of a physical feature, landform or constructed line refers to the tangent of the angle of that surface to the horizontal. It is a special case of the slope, where zero indicates horizontality. A larger number indicates higher or steeper ...

  5. List of steepest gradients on adhesion railways - Wikipedia

    en.wikipedia.org/wiki/List_of_steepest_gradients...

    Incline from the Causeway Street Tunnel up to the Lechmere Viaduct on the Green Line (MBTA), Boston, Massachusetts, United States [18] This incline is commonly believed to be the "steepest grade of tracks in the T system." [19] 1 in 15.9 (6.3%) Alishan Forest Railway, Taiwan: 1 in 16.4 (6.1%) Hunsrückbahn, Germany: Built as a rack railway.

  6. Bridge plate (mechanism) - Wikipedia

    en.wikipedia.org/wiki/Bridge_plate_(mechanism)

    Bridge plate (mechanism) An extended bridge plate in a low-floor light rail car. A bridge plate, or bridgeplate, is a mechanical, movable form of wheelchair ramp that is used on some low-floor light rail vehicles (LRVs) to provide for wheelchair access. The bridge plate extends from the vehicle to the platform, which must be raised to close to ...

  7. Wheelchair accessible van - Wikipedia

    en.wikipedia.org/wiki/Wheelchair_accessible_van

    An ADA compliant accessible van must meet certain requirements such as; a door height opening of 56" or greater, a ramp width of at least 30" in width, with ramp edges 2" high, and finally a ramp angle of a 6:1 ratio or rise. A rear entry converted minivan is widely used by NEMT or Non-Emergency Medical Transportation providers as the rear ...