Visual and Tactile Requirements on Single Sign
Tactile signs must have raised characters that are repeated in Grade 2 braille. In addition, they are subject to requirements for non-glare finish and color contrast for visual accessibility.
Other information provided in addition to permanent room or space labels is not required to be raised or brailled but must meet visual criteria if informational or directional. Some information on such signs may be exempt, such as occupant names.
Pictograms
[§703.6]
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6″ min height of pictogram field.
Raised characters and braille not in pictogram field.
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The Standards do not mandate the provision of pictograms other than the symbols of accessibility, which are informational pictograms. Where other pictograms are included on a sign to designate a permanent room or space, text descriptors in raised and braille characters are required directly below the pictogram field.
The pictogram is not required to be raised. The pictogram field must be at least 6 inches high. (This applies to the field, not the pictogram itself.) The pictograms and fields must have a non-glare finish and a light-on-dark or dark-on-light contrast.
Note that these requirements apply to those pictograms that label a permanent room or space, such as a restroom, cafeteria, or stairway.
According to the info in the link provided in the previous post, pictograms are not required to be raised. Typically we make them raised just because it is easier sometimes to just make all the graphics in one step instead of producing two different types of graphics and applying them separate. Am I off base here?