2010 ADA Standards for Accessible Design Pocket Guide
EXCEPTIONS: 1. Where an alteration includes alterations to an entrance, and the building or facility has another entrance complying with 404 that is on an accessible route, the altered entrance shall not be required to comply with 206.4 unless required by 202.4.
2. Where exceptions for alterations to qualified historic buildings or facilities are permitted by 202.5, no more than one public entrance shall be required to comply with 206.4. Where no public entrance can comply with 206.4 under criteria established in 202.5 Exception, then either an unlocked entrance not used by the public shall comply with 206.4; or a locked entrance complying with 206.4 with a notification system or remote monitoring shall be provided.
Where direct access is provided for pedestrians from a parking structure to a building or facility entrance, each direct access to the building or facility entrance shall comply with 404. [S.H. 4.1.3(8)(b)(i)]
Where direct access is provided for pedestrians from a pedestrian tunnel or elevated walkway to a building or facility, at least one direct entrance to the building or facility from each tunnel or walkway shall comply with 404.
In transportation facilities, where different entrances serve different transportation fixed routes or groups of fixed routes, at least one public entrance serving each fixed route or group of fixed routes shall comply with 404.
Direct connections to other facilities shall provide an accessible route complying with 404 from the point of connection to boarding platforms and all transportation system elements required to be accessible. Any elements provided to facilitate future direct connections shall be on an accessible route connecting boarding platforms and all transportation system elements required to be accessible.
EXCEPTION: In key stations and existing intercity rail stations, existing direct connections shall not be required to comply with 404.
At least one accessible entrance to each tenancy in a facility shall comply with 404.
EXCEPTION: Self-service storage facilities not required to comply with 225.3 shall not be required to be on an accessible route.
In residential dwelling units, at least one primary entrance shall comply with 404. The primary entrance to a residential dwelling unit shall not be to a bedroom.
Where restricted entrances are provided to a building or facility, at least one restricted entrance to the building or facility shall comply with 404.
If a service entrance is the only entrance to a building or to a tenancy in a facility, that entrance shall comply with 404.