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1991 ADA Standards for Accessible Design

Note: This document, portion of document or referenced document was published prior to the 2010 ADA Standards, and is still applicable.

4.2.3* Wheelchair Turning Space.

The space required for a wheelchair to make a 180-degree turn is a clear space of 60 in (1525 mm) diameter (see Fig. 3(a)) or a T-shaped space (see Fig. 3(b)).

Diagram shows a turning circle is 60 inches (1525 mm) minimum.

Fig. 3 Wheelchair Turning Space

The T-shape space is 36 inches (915 mm) wide at the top and stem within a 60 inch by 60 inch (1525 mm by 1525 mm) square.

Fig. 3 Wheelchair Turning Space

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