It is often the Designers and contractors do not measure correctly the dimension of the parking space when it is slanted
Often Designers neglect to mark the "drop zone" with stripping, strips are important so other vehicular don't park in the designated drop zone (5'x20')
Contractors often neglect that the ISA (international symbol of accessibility) must be visible when a car is parked in the stall, thus must be placed on the edge of the parking stall area.
Contractors often neglect that truncated domes (detectable warnings) must be placed at the edge of the path of travel area, but not inside the parking access aisle, also the words "No Parking" must be on the edge of the parking access aisle.
Steps can't have open risers, often they cause tripping hazard for the blind and others, It does seam as a big issue in existing buildings however the solution is easy (see picture). attaching a plate behind the step riser is a cheap and handy solution and with some imagination could also be elegant.
In Hotels and Motels, it is always neglected to specify the right shower head for the ADA rooms, shower heads per the code needs to have an on/off button and be a Non- Positive style. A Non- Positive shower head style allows for the control of the water temperature by allowing the shower head to drip when water is on but the head is on the off mode, so the water keeps running and the pressure is
Restaurants with Booth seating often neglect to provide accessible booth seating to its clients, it is about “Equal Enjoyment of Goods and Services”, at first glance it looks like an impossible task, however the solution could be easy. It is enough to replace the end booth seating with a regular seating and the table to allow a slide under space for a person in a wheelchair (see image).
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.
Door threshold can’t be over ¼” high or ½”
Door handles must be the lever type to allow a person with disabilities to use it with closed fist.
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
Tables must allow a clear space 30x48
with a clear space under table by 19”
Suit numbers have to have Braille writing
on it and the sign needs to be installed above floor level at 60” center
ADA accessible doors must have the Accessible sign indicating their
accessibility. if they are not the only entrance to the facility
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.
Accessible parking access aisle must have lines painted blue to indicate ADA curb
Parking sign when in path of travel needs
to be installed at a min. 80” from the
bottom of the sign.
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%
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.