Base & drainage
Cross slope
The slope across the direction of travel on a paved surface.
Accessible routes hold cross slope at or under 1:48. Paved surfaces still need enough slope to drain, so 1–2% is typical away from buildings.
Base & drainage
The slope across the direction of travel on a paved surface.
Accessible routes hold cross slope at or under 1:48. Paved surfaces still need enough slope to drain, so 1–2% is typical away from buildings.