Figure 32. Clear Floor Space at Lavatories.
The minimum depth of the lavatory is 17 inches (430 mm). A clear floor space at least 30 inches (760 mm) wide and 48 inches (1220 mm) long is required for a forward approach in front of the accessible lavatory. The clear floor space shall extend up to 19 inches (485 mm) maximum into the kneespace below the lavatory.