ADA Signage

National Signs specializes in helping your company ensure compliance with the American with Disabilities Act. For additional information just call us at 1-888-364- SIGN and let us help you determine what types of ADA signage is right for your business.

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Signage Guidelines

The ADA defines "signage" as displayed verbal, symbolic, tactile and pictorial information. (Note: "tactile" describes an object that can be perceived using the sense of touch.)

Signs need to be:

Non-discriminatory
Raised letters, Braille and pictograms
Compliance started January 1992

Type Styles

Must be upper case and sans serif or simple serif in style.
May be upper case and lower case and sans serif or simple serif
Must have a width to height ratio of between 3:5 and 1:1
Must have a stroke width-to-height ratio of between 1:5 and 1:10
Tactile and Braille Characters

Characters must be raised a minimum of 1/32"
Characters must be accompanied by Grade 2 Braille
Character Height

Tactile characters must be between 5/8" and 2" in height
Non-tactile characters must be a minimum of 3"
Non-tactile characters must be sized based on viewing distance
Pictograms (symbols)

Must be on a minimum of a 6" high field, or background.
Must be supplemented by descriptive copy below the pictogram.
No other graphic can invade the pictogram field.
Finish and Contrast

Characters and background must be matte (non-glare)
Characters and background must have acceptable contrast.
Mounting Conditions

Mount 60" from floor to centerline of sign on latch side of door.
Minimum of 80" from floor to bottom of sign.

New Construction, Alterations and Existing Facilities

In permanent rooms or spaces, when signs are used for identifications, letters and numerals shall be:

raised 1/32 inch
upper case
sans serif or simple serif type
5/8 inch minimum to 2 inches high maximum
grade 2 Braille
Although pictograms do not have to be raised, they shall be:

contained within a 6 inch minimum vertical field
accompanied by equivalent verbiage placed immediately below the pictogram field, if the pictogram identifies a permanent room or space
Finish of characters and background shall be:

non-gloss (11 to 19 degrees on 60 degree glossimeter)
described as "eggshell, matte or other non-glare finish"
Contrast of characters and symbols with background shall be:

light characters on dark background, or
dark characters on light background
Mounting location shall be:

installed on the wall adjacent to the latch side of the door
placed on the nearest adjacent wall where there is no wall space to the latch side of the door (including double leaf doors)
Mounting height shall be:

60 inches above the finish floor to the centerline of the sign so that a person may approach within 4 inches of signage without encountering protruding objects or standing within the swing of a door

The law also prescribes new construction requirements for all directional and informational signs, or those signs which provide direction to or information about functional spaces of the building. Lower case characters are permitted, but letters and numerals shall have:

a width-to-height ratio between 3:5 and 1:1
a stroke-width-to-height ratio between 1:5 and 1:10
a character height sized according to the viewing distance from which they are read (using the upper case X for minimum height)
3 inch minimum height for suspended or projected overhead signs
Finish of characters and background shall be:

non-gloss finish (11 to 19 degrees glossimeter)
described as "eggshell, matte or other non-glare finish"
Contrast of characters and symbols with background shall be:

light characters on dark background, or
dark characters on light background