The number of accessible aisles that is needed depends on the total number of checkout aisles provided.
Handicap accessible counter height.
If the checkout counter has a lip or similar extension for doing such things as writing checks the lip may not exceed 40 inches in height.
The department of justice published revised regulations for titles ii and iii of the americans with disabilities act of 1990 ada in the federal register on september 15 2010.
The counter adjacent to the accessible checkout aisle has a maximum height of 38 inches.
The kitchen work surface shall be 34 inches 865 mm maximum above the finish floor or ground.
These regulations adopted revised enforceable accessibility standards called the 2010 ada standards for accessible design 2010 standards or standards.
A counter that is adjustable to provide a kitchen work surface at variable heights 29 inches 735 mm minimum and 36 inches 915 mm maximum shall be permitted.
The counter adjacent to the aisle may not exceed 38 inches in height.
Sink tops should also be positioned to avoid unnecessary bending or reaching.
Knee room consideration is also important.
An access aisle adjacent to an accessible checkout.
Kitchen sinks like countertops should be free of any obstructions beneath them and have enough depth width and height clearance for wheelchair users ada requirements specify at least 29 height 11 depth and 30 width.
If a lip is provided between the counter and the checkout aisle its maximum height is 40 inches.
Where food or drink is served at counters exceeding 34 in 865 mm in height for consumption by customers seated on stools or standing at the counter a portion of the main counter which is 60 in 1525 mm in length minimum shall be provided in compliance with 4 32 or service shall be available at accessible tables within the same area.