Uniform Federal Accessibility Standards (UFAS)

4.2.6* SIDE REACH.

If the clear floor space allows parallel approach by a person in a wheelchair, the maximum high side reach allowed shall be 54 in (1370 mm) and the low side reach shall be no less than 9 in (230 mm) above the floor (Fig. 6(a) and (b)). If the side reach is over an obstruction, the reach and clearances shall be as shown in Fig. 6(c).

Figure 6

Side Reach

Figure 6(a)

Clear Floor Space - Parallel Approach

Figure 6(b)

High and Low - Side Reach Limits

Figure 6(c)

Maximum Side Reach over Obstruction