The americans with disabilities act ada of 1990 includes specific guidelines for the construction of accessible or ada compliant bathrooms.
Ada bathroom door size.
To ensure compliance with ada door clearance requirements doors should open with minimal force and have handles that are easy to grab with one hand.
Doorways should be at least 32 inches wide with the door open at 90 degrees.
These design requirements must be met for most public and commercial bathrooms.
Floor space guidelines the required minimum floor space for a handicapped accessible bathroom is 30 inches by 48 inches.
They can also serve as a general guide for safe user friendly accessible design when ada compliance is not required.
Two hinged doors in series.
This guide explains scoping and technical requirements for accessible entrances doors and gates in the ada standards.
4 13 8 thresholds at doorways.
The minimum space between two hinged or pivoted doors in series shall be 48 inches 1220 mm plus the width of any door swinging into the space.
Minimum number at least 60 of public entrances must be accessible in new construction in addition to entrances directly serving tenancies parking facilities pedestrian tunnels and elevated walkways.
For commercial bathrooms with multiple toilet stalls and handicap the rules change a little.
An example of a single ada bathroom layout.
The ada americans with disabilities act also dictates the configuration of the fixtures in the room so they can be easily reached by wheelchair bound people.