Knee clearance that is at least 27 in 685 mm high 30 in 760 mm wide and 19 in 485 mm deep shall be provided underneath sinks.
Ada sink height diagram.
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.
Controls for faucets shall comply with 309.
You also need a clear floor space and insulated pipes under the sink.
Operable parts must be beneath maximum height.
4 24 2 height sinks shall be mounted with the counter or rim no higher than 34 in 865 mm above the finish floor.
Custom kitchen countertops are most comfortable at heights between 28 and 32 inches.
These regulations adopted revised enforceable accessibility standards called the 2010 ada standards for accessible design 2010 standards or standards.
Sinks required to be accessible by 4 1 shall comply with 4 24.
In residential dwelling unit kitchens sinks that are adjustable to variable heights 29 inches 735 mm minimum and 36 inches 915 mm maximum shall be permitted where rough in plumbing permits connections of supply and drain pipes for sinks mounted at the height of 29 inches 735 mm.
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Advisory specifications for children.
Ada standards for accessible design can be downloaded from www ada.
48 max height 1220 mm 15 to 48 380 1220 mm to ensure forward reach 35 max 890 mm to bottom of reflective surface 40 max 1015 mm allowed over sinks and counters 33 to 36 840 915 mm dimensions change if mounted over counter or lavatory.
Knee space the distance from the bottom of the sink apron to the floor must be at least 27 inches.
Specific questions call the toll free ada information line at 800 514 0301 voice or 800 514 0383.
When customizing kitchen counters for easier access for those with disabilities keep in mind that the average wheelchair armrest height is 29 inches.
For information about the ada including the revised 2010 ada regulations please visit the department s website www ada gov.
To meet ada guidelines sinks shouldn t be mounted higher than 34 inches from the floor and they should have a knee clearance of 27 inches high 30 inches wide and 11 to 25 inches deep.