Openings in floor or ground surfaces cannot allow passage of a sphere more than 1 2 inch 13mm diameter such as that of a high heel or cane walker.
Ada requirements for floor mats.
Our rental mats abide by the ada guidelines having slip resistant backings meets the pile height and static coefficient of friction standards.
On any ground surface carpet must be attached securely to the floor.
A summary of the accessibility guidelines includes.
4 5 1 general ground and floor surfaces along accessible routes and in accessible rooms and spaces including floors walks ramps stairs and curb ramps shall be stable firm slip resistant and shall comply with 4 5.
Commercial mats under these guidelines must feature a slip resistant surface and certain charge in levels pile heights and static coefficient of friction requirements.
If the thickness is between 1 4 and 1 2 the exposed edges need to be beveled.
Maximum thickness equal or less than 1 2.
For exemptions see the 2010 ada standards for accessible design document.
Specifications for floor and ground surfaces address surface characteristics carpeting openings and changes in level.
Also elongated openings must be placed so that the long dimension is perpendicular to the dominant direction of travel.
Have a firm backing or no backing at all.
Firmness stability and slip resistance 302 1 carpet 302 2 openings 302 3 changes in level 303 common questions.