2010 ADA Standards for Accessible Design

CHAPTER 5: GENERAL SITE AND BUILDING ELEMENTS TECHNICAL Figure 505.10.1 Top and Bottom Handrail Extension at Ramps 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. Extensions shall return to a wall, guard, or the landing surface, or shall be continuous to the handrail of an adjacent stair flight. Figure 505.10.2 Top Handrail Extension at Stairs 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. Extension shall return to a wall, guard, or the landing surface, or shall be continuous to the handrail of an adjacent stair flight. D1e9p4artment of Justice 2010 Standards: Titles II and III - 157 Titles II and III - 2010 Standards - 128