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Guide to the ADA Standards

Location Above Detectable Elements

Objects located above elements that are within can sweep can protrude 4” maximum from the leading edge of such elements provided that any required reach or clear floor space is not obstructed.

Protruding object located above another with leading edge 27" max. AFF. Note: 4” max projection can be measured from the leading edge of fixed elements below objects that are within cane sweep


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