NKBA KITCHEN GUIDELINES
1. Door/Entry: A doorway should be at least 32 inches wide. 2. Door Interference: No entry door should interfere with appliances, nor should appliance doors interfere with one another. 3. Distance Between Work Centers: In a kitchen with three work centers*, the sum of the distances between them should total no more than 26 feet. No leg of the work triangle should measure less than 4 feet nor more than 9 feet. When the kitchen includes additional work centers, each additional distance should measure no less than 4 feet nor more than 9 feet. No work triangle leg should intersect an island or peninsula by more than 12 inches. * The distances between the three primary work centers (cooking, cleanup/prep and refrigeration) form a work triangle . 4. Separating Work Centers: A full-height, full-depth, tall obstacle [i.e., a pantry cabinet or refrigerator] should not separate two primary work centers. 5. Work Triangle Trafc: No major trafc patterns should cross through the work triangle. 6. Work Aisle: The width of a work aisle should be at least 42 inches for one cook and at least 48 inches for multiple cooks. 7. Walkway: The width of a walkway should be at least 36 inches. 8. Trafc Clearance at Seating: In a seating area where no trafc passes behind a seated diner, allow 32 inches of clearance from the counter/table edge to any wall or other obstruction behind the seating area. If trafc passes behind the seated diner, allow at least 36 inches to edge past or at least 44 inches to walk past. 9. Seating Clearance: Kitchen seating areas should incorporate at least the following clearances: At 30-inch-high tables/counters, allow a 24-inch-wide by 18-inch-deep knee space for each seated diner. At 36-inch-high counters, allow a 24-inch-wide by 15-inch-deep knee space. At 42-inch-high counters, allow a 24-inch-wide by 12-inch-deep knee space. 10. Cleanup/Prep Sink Placement: If a kitchen has only one sink, locate it adjacent to or across from the cooking surface and refrigerator. 11. Cleanup/Prep Sink Landing Area: Include at least a 24-inch-wide landing area to one side of the sink and at least an18-inch-wide landing area on the other side. 12. Preparation/Work Area: Include a section of continuous countertop at least 36 inches wide and 24 inches deep immediately next to a sink. 13. Dishwasher Placement: Locate nearest edge of the primary dishwasher within 36 inches of the nearest edge of a sink. Provide at least 21 inches of standing space between the edge of the dishwasher and countertop frontage, appliances and/or cabinets placed at a right angle to the dishwasher. 14. Waste Receptacles: Include at least two waste receptacles. Locate one near the sink(s) and a second for recycling in the kitchen or nearby. 15. Auxiliary Sink: At least 3 inches of countertop frontage should be provided on one side of the auxiliary sink and 18 inches on the other side.
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