A small difference in slope can mean a significant change in the run and, therefore, the length of a ramp. The visual impact of a long ramp can be reduced by changes of direction at landings. ADAAG recommends that landings measure at least 5 ft. in each direction, or 5 ft. by 6.5 ft. for a smooth U-turn.
DESIGN TRENDS OUTDOOR LIVING others with mobility difficulties. and slopes not exceeding 1:12. Certain design decisions can affect A small difference in slope can the appearance of ramps and the mean a significant change in the property at which they are situated. run and, therefore, the length of a Conspicuous decisions include color, ramp. The visual impact of a long baluster style and post tops. For a ramp can be reduced by changes of Ramping up long ramp, designers can choose a straight run, switchback arrange- ment, or wraparound layout in which direction at landings. ADAAG rec- ommends that landings measure at least 5 ft. in each direction, or 5 ft. for accessibility the ramp hugs the building’s walls. In many cases, landscaping can be by 6.5 ft. for a smooth U-turn. ● By Huck DeVenzio an important design element. Huck DeVenzio is manager of Ideal ramp specifications vary, marketing communications at Arch he humble ramp, a utilitarian depending on whether the wheel- Wood Protection. DeVenzio has T device classified as one of the six simple machines taught in chair is pushed or powered; whether crutches, walkers or other aids will been involved with wood preserva- tion since 1973. For more informa- elementary school science classes, has be used; and whether abilities are tion visit wolmanizedwood.com. become a common exterior feature likely to change. The Americans with RAMP/ACCESSIBILITY RESOURCES of many buildings. At private homes, Disabilities Act Accessibility Guidelines • ADA Accessibility Guidelines—access-board.gov ramps can provide convenient access recommend that ramps have clear • Center for Universal Design—design.ncsu.edu/cud/ for wheelchair-bound residents and widths of at least 36 in. with no tilt • The Home Ramp Project—mcil-mn.org
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