Note: This document, portion of document or referenced document was published prior to the 2010 ADA Standards, and
is still applicable.
(f) If an escalator or stair is planned or installed where none existed previously and major structural modifications are necessary for such installation, then a means of accessible vertical access shall be provided that complies with the applicable provisions of 4.7, 4.8, 4.10, or 4.11.
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