Guide

Exceptions:
1. An obstruction shall be permitted
between the clear oor or ground space
and the element where the depth of
the obstruction is 10 inches (255 mm)
maximum.
2. Operable parts of fuel dispensers
shall be permitted to be 54 inches (1370
mm) maximum measured from the
surface of the vehicular way where fuel
dispensers are installed on existing
curbs.
48 in. max
1220 mm
15 in. min
380 mm
10 in. max
255 mm
Figure 308.3.1 Unobstructed Side Reach
308.3.2 Obstructed High Reach. Where a clear oor or ground space allows a parallel approach to an element
and the high side reach is over an obstruction, the height of the obstruction shall be 34 inches (865 mm) max-
imum and the depth of the obstruction shall be 24 inches (610 mm) maximum. e high side reach shall be 48
inches (1220 mm) maximum for a reach depth of 10 inches (255 mm) maximum. Where the reach depth ex-
ceeds 10 inches (255 mm), the high side reach shall be 46 inches (1170 mm) maximum for a reach depth of 24
inches (610 mm) maximum.
48 in. max
1220 mm
34 in. max
865 mm
10 in. max
255 mm
(a)
46 in. max
1170 mm
34 in. max
865 mm
(b)
< 10 - 24 in. max
255 - 610 mm
Figure 3.8.3.2 Obstructed High Side Reach
4.2.3 Wheelchair Turning Space. e space required for a wheelchair to make a 360-degree turn is a clear oor
space of 60 inches (1525 mm). For a T-shaped turn, the required clear oor space is 60 inches (1525 mm) by 36
inches (915 mm) as illustrated below.