Here are some common ADA barriers

Stairs cannot have an open risers
​(trip hazard), needs railing on both sides, and striping that covers the whole width of the steps.

Door landings must not be sloped
​and max. slope acceptable is 2%

Parking sign when in path of travel needs 
to be installed at a min. 80” from the
​bottom of the sign.

Door threshold can’t be over ¼” high or ½”
​when beveled.

ADA accessible doors must have the Accessible sign indicating their

Door handles must be the lever type to allow  a person with disabilities to use it with closed fist. 

Tables must allow a clear space 30x48
​with a clear space under table by 19”


Truncated domes, (the yellow sheets) have to be installed whenever a path 
of travel crosses a vehicular way to alert blind people to the danger ahead

Accessible parking access aisle must have lines painted blue to indicate ADA curb

Service counter must have a counter space that is 36” wide by the depth of the counter at 34” high and kept clear of displays or objects.

Suit numbers have to have Braille writing
​on it and the sign needs to be installed above floor level at 60” center

Doors must have clearance of 12” x 48 “ on the push side of the door, 
18”x60” at the pull side of interior doors and 24” x 60” at the pull side of exterior doors.

CASp Certified ADA Compliance - Surveying & Design Services

Toilet seat paper dispenser needs a
​30x48 clear space In front of it, and not to be mounted over 40” high. Toilet paper needs to be under the grab bar.