Minnesota Administrative Rules

1341.0403 A117.1 SECTION 403, WALKING SURFACES.

A117.1 Section 403.5 is amended to read as follows:

403.5 Clear Width. Clear width of an accessible route shall comply with Table 403.5 except as modified by Sections 403.5.1, 403.5.2, and 403.5.3.

TABLE 403.5

CLEAR WIDTH OF AN ACCESSIBLE ROUTE

Segment Length	Minimum Segment Width
≤ 24 inches (610 mm)	32 inches (815 mm)1
> 24 inches (610 mm)	36 inches (915 mm)

¹Consecutive segments of 32 inches (815 mm) in width must be separated by a route segment 48 inches (1220 mm) minimum in length and 36 inches (915 mm) minimum in width.

403.5.1 Clear Width at Turn. Where an accessible route makes a 180-degree turn around an object that is less than 48 inches (1220 mm) in width, clear widths shall be 42 inches (1065 mm) minimum approaching the turn, 48 inches (1220 mm) minimum during the turn, and 42 inches (1065 mm) minimum leaving the turn.

Exception: Section 403.5.1 shall not apply where the clear width at the turn is 60 inches (1525 mm) minimum.

403.5.2 Passing Space. An accessible route with a clear width less than 60 inches (1525 mm) shall provide passing spaces at intervals of 200 feet (61 m) maximum. Passing spaces shall be either a 60-inch (1525 mm) minimum by 60-inch (1525 mm) minimum space, or an intersection of two walking surfaces that provide a T-shaped turning space complying with Section 304.3.2, provided the base and arms of the T-shaped space extend 48 inches (1220 mm) minimum beyond the intersection.

403.5.3 Exterior Walking Surfaces. Walking surfaces with a slope not steeper than 1:20 that are a part of an exterior accessible route shall be 48 inches (1220 mm) wide minimum.

Statutory Authority:

MS s 16B.37; 16B.59 to 16B.76; 326B.101 to 326B.106

History:

23 SR 2042; 32 SR 9; L 2007 c 140 art 4 s 61; art 13 s 4; L 2008 c 337 s 64

Published Electronically:

February 23, 2009