R311.7.5.4 Exterior plastic composite stair treads
Plastic composite exterior stair treads shall comply with the provisions [...]
Plastic composite exterior stair treads shall comply with the provisions [...]
Nosings at treads, landings and floors of stairways shall have [...]
Winder treads shall have a tread depth of not less [...]
The tread depth shall be not less than 10 inches [...]
The riser height shall be not more than 7¾⅓inches (196 [...]
Plastic composite exterior stair treads shall comply with the provisions [...]
Treads, landings and floors of stairways shall have a radius [...]
Winder treads shall have a tread depth of not less [...]
The tread depth shall be not less than 10 inches [...]
Plastic composite exterior stair treads shall comply with the provisions [...]