Landscape · Site Stairs
Exterior Stair Riser & Tread
Typical riser height and tread depth for exterior site stairs, generally shallower than interior stairs.
Description
Exterior stairs are often designed with a lower riser and deeper tread than interior stairs, both for a more relaxed gait outdoors and to shed water and snow safely.
Sources
- Landscape architecture design guidelines
Tags
Values
Typical riser heightStandard
150 mm6 in
Typical tread depthStandard
305 mm12 in