All steps on a flight of stairs shall have uniform riser heights and uniform tread depths. Risers shall be 4 inches (102 mm) high minimum and 7 inches (178 mm) high maximum....
Search Results "Curved Stair"
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11B-504.2 Treads and risers
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11B-504.2 Treads and risers
All steps on a flight of stairs shall have uniform riser heights and uniform tread depths. Risers shall be 4 inches (102 mm) high minimum and 7 inches (178 mm) high maximum....
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Treads and Risers [4.9.2], Nosings [4.9.3]
Uniformity is important not only between steps but along each step; curved stairs, where the width of each tread varies, do not meet this requirement....
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11B-504.2 Treads and risers
All steps on a flight of stairs shall have uniform riser heights and uniform tread depths. Risers shall be 4 inches (102 mm) high minimum and 7 inches (178 mm) high maximum....
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11B-504.2 Treads and risers
All steps on a flight of stairs shall have uniform riser heights and uniform tread depths. Risers shall be 4 inches (102 mm) high minimum and 7 inches (178 mm) high maximum....
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11B-504.2 Treads and risers
All steps on a flight of stairs shall have uniform riser heights and uniform tread depths. Risers shall be 4 inches (102 mm) high minimum and 7 inches (178 mm) high maximum....
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Nosings: ADA Standard Section 504.5
Section 504.5 covers the current ADA Standards for stair nosings.
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Pool Stairs: ADA Standard Section 1009.6
Pool stairs shall comply with 1009.6....
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11B-1009.6 Pool stairs
Pool stairs shall comply with Section 11B-1009.6....
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11B-1009.6 Pool stairs
Pool stairs shall comply with Section 11B-1009.6....
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Ramps [4.8]
Curved ramps, while not specifically addressed by ADAAG, are not considered suitable for wheelchair traffic unless the radius of curvature is large enough....
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11B-504.5 Nosings
Nosings that project beyond risers shall have the underside of the leading edge curved or beveled....
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11B-504.5 Nosings
Nosings that project beyond risers shall have the underside of the leading edge curved or beveled....
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Pool Stairs: ADA Standard Section 1009.6.1
Pool stairs shall comply with 504....
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Figure 504.5 Stair Nosings – Drawing from the U.S. Access Board
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11B-1009.6.1 Pool stairs
Pool stairs shall comply with Section 11B-504....
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11B-1009.6.1 Pool stairs
Pool stairs shall comply with Section 11B-504....
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Bottom Extension at Stairs: ADA Standard Section 505.10.3
Section 505.10.3 covers the current ADA Standards for the handrail extensions at the bottom of the stairs.
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Stair widths
There seem to be sections in CBC Chapter 10 that contradict each other regarding stair widths....
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Top Extension at Stairs: ADA Standard Section 505.10.2
Section 505.10.2 covers the current ADA Standards for the handrail extensions at the top of the stairs.
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11B-505.10.3 Bottom extension at stairs
At the bottom of a stair flight, handrails shall extend at the slope of the stair flight for a horizontal distance equal to one tread depth beyond the last riser nosing....
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11B-505.10.3 Bottom extension at stairs
At the bottom of a stair flight, handrails shall extend at the slope of the stair flight for a horizontal distance equal to one tread depth beyond the last riser nosing....
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11B-505.10.2 Top extension at stairs
At the top of a stair flight, handrails shall extend horizontally above the landing for 12 inches (305 mm) minimum beginning directly above the first riser nosing....
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11B-505.10.2 Top extension at stairs
At the top of a stair flight, handrails shall extend horizontally above the landing for 12 inches (305 mm) minimum beginning directly above the first riser nosing....
