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Construction for Landscape Architecture by Jamie Liversedge, Robert Holden

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Ramps and ramped steps

Ramps are intended for older or less mobile people, wheelchair users, and people with strollers and shopping carts. Many people prefer to use steps, so ramps should normally be associated with steps. Generally, ramps have a maximum slope of 1:12 in the UK and 1:15 in Germany; 1:15 is a preferable slope for providing access for wheelchairs. US practice is that ramps should be sloped 8.33% with a 5 x 5 ft landing occurring every 30 ft.

Ramped steps are a way of combining steps and ramps, with goings maybe two or three strides long and sloped. They can be less tiring than steps; however, it is critical that the riser is low—about 4 in—because the total step up from a sloping tread will result in a very tiring riser, which ...

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