Figure 504.5 Stair Nosings...
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504.5 Nosings
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11B-1009.6.1 Pool stairs
Pool stairs shall comply with Section 11B-504....
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504.5 Nosings
Figure 504.5 Stair Nosings...
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11B-1009.6.1 Pool stairs
Pool stairs shall comply with Section 11B-504 _|Stairways|_....
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11B-1009.6.1 Pool stairs
Pool stairs shall comply with Section 11B-504 _|Stairways|_....
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Stairs
Full handrail extensions at stairs are not required where they would project hazardously into circulation paths (§505.10, Ex. 3)....
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4.1.6(3)(b) Stairs
(b) Stairs: Full extension of handrails at stairs shall not be required in alterations where such extensions would be hazardous or impossible due to plan configuration....
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210 Stairways
Exceptions are provided for certain stairs in detention and correctional facilities and altered stairs....
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Assembly Areas
adjoin seating and since accessible routes are required to connect to wheelchair seating locations, compliance with 4.9, including requirements for handrails, is not required at sides of stairs...
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R408.2 Treads and Risers
All steps on a flight of stairs shall have uniform riser heights and uniform tread depths. Risers shall be 100 mm (4 in) high minimum and 180 mm (7 in) high maximum....
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11B-504.5 Nosings
Additionally, because it is possible to catch the top of one’s shoe on the underside of stair nosings, access compliance regulations require the underside of nosings to be free of abrupt...
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11B-504.5 Nosings
Additionally, because it is possible to catch the top of one’s shoe on the underside of stair nosings, access compliance regulations require the underside of nosings to be free of abrupt...
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505.10.3 Bottom Extension at Stairs
505.10.3 Bottom Extension at Stairs....
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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 at least equal to one tread depth beyond the last riser nosing....
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505.10.2 Top Extension at Stairs
505.10.2 Top Extension at Stairs....
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Required Compliance [§210]
Compliance is required for all stairs on required egress routes, including those comprised of a single riser....
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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 at least equal to one tread depth beyond the last riser nosing....
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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 at least equal to one tread depth beyond the last riser nosing....
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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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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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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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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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Handrails
Handrails Pool stairs must have handrails with a minimum width between the rails of 20 inches and a maximum of 24 inches....
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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....