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Learn about the essential components of perpendicular and parallel ramps, including slope requirements, width specifications, and the importance of detectable warnings for grade breaks.
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Perpendicular Ramp Components 4’ X 4’ minimum 2% maximum cross slope 8.3% maximum longitudinal slope 4’ minimum width 2% maximum cross slope Detectable Warnings 24” deep & full width 10% maximum slope
Parallel Ramp Components Landing 4’ X 4’ minimum 2% maximum cross slope Ramp 8.3% maximum longitudinal slope 4’ minimum width 2% maximum cross slope Grade Break Detectable Warnings 24” deep & full width