2010 ADA Standards for Accessible Design Pocket Guide

404.3.2 Maneuvering Clearance.

Clearances at power-assisted doors and gates shall comply with 404.2.4. Clearances at automatic doors and gates without standby power and serving an accessible means of egress shall comply with 404.2.4. [S.H. 4.13.12]

EXCEPTION: Where automatic doors and gates remain open in the power-off condition, compliance with 404.2.4 shall not be required.