日本財団 図書館


CHAPTER 6: PLUMBING ELEMENTS AND FACILITIES
 
601 General
 
601.1 Scope. Plumbing elements and facilities required to be accessible by Chapter 2 shall comply with the applicable provisions of this chapter.
 
602 Drinking Fountains and Water Coolers
 
602.1 General. Fixed drinking fountains and water coolers required to be accessible shall comply with 307 and 602.
 
602.2 Clear Floor Space. Units shall have a clear floor or ground space complying with 305.
 
602.2.1 Forward Approach. Where a forward approach is provided, the clear floor space shall be centered on the unit and shall include knee and toe clearance complying with 306.
 
602.2.2 Parallel Approach. Where a parallel approach is provided, the clear floor space shall be centered on the unit.
 
602.3 Controls and Operating Mechanisms. Controls and operating mechanisms shall comply with 309.
 
602.4 Spout Height. Spout outlets shall be 36 inches (915 mm) maximum above the floor or ground.
 
602.5 Spout Location. Units with a parallel approach shall have the spout located 3-1/2 inches (90 mm) maximum from the front edge of the unit, including bumpers. Units with a forward approach shall have the spout located is inches (380 mm) minimum from the vertical support and 5 inches (125 mm) maximum from the front edge of the unit, including bumpers.
 
602.6 Water Flow. The spout shall provide a flow of water at least 4 inches (100 mm) high so as to allow the insertion of a cup or glass under the flow of water. Measured horizontally relative to the front face of the unit, the angle of the water stream from spouts located within 3 inches (75 mm) of the front of the unit shall be 30 degrees maximum and from spouts located between 3 inches (75 mm) and 5 inches (125 mm) from the front shall be 15 degrees maximum.
 
603 Toilet and Bathing Rooms
 
603.1 General. Toilet and bathing rooms required to be accessible shall comply with 603.
 
603.2 Clear Floor Space.
 
603.2.1 Wheelchair Turning Space. Wheelchair turning space complying with 304 shall be provided within the room.
 
603.2.2 Overlap. Required clear floor spaces, clearance around water closets, and wheelchair turning space shall be permitted to overlap.
 
603.2.3 Doors. Doors shall not swing into the clear floor space or clearance required for any fixture.
EXCEPTIONS:
1. Doors to a toilet and bathing room for a single occupant, accessed only through a private office and not for common or public use shall be permitted to swing into the clear floor space provided the swing of the door can be reversed to meet 603.2.3.
2. This requirement shall not apply where the toilet and bathing room is for individual use and a clear floor space complying with 305 is provided within the room, beyond the arc of the door swing.
 
603.3 Mirrors. Mirrors shall be mounted with the bottom edge of the reflecting surface 40 inches (1015 mm) maximum above the finish floor.
 
603.4 Coat Hooks and Shelves. Accessible coat hooks provided within toilet rooms shall be located within one of the reach ranges specified in 308. Where provided, a fold-down shelf shall be located 40 inches (1015 mm) minimum and 48 inches (1220 mm) maximum above the floor.
 
604 Water Closets and Toilet Compartments
 
604.1 General. Water closets and toilet compartments required to be accessible shall comply with 604.
 
604.2 Location. The water closet shall be located with a wall or partition to the rear and to one side. The centerline of the water closet shall be 16 inches (405 mm) minimum to 18 inches (455 mm) maximum from the side wall or partition, except that the water closet shall be centered in the ambulatory accessible toilet compartment specified in 604.8.2.
 
604.3 Clear Floor Space.
 
604.3.1 Clearance. Clearance around a water closet shall be 60 inches (1525 mm) minimum measured perpendicular from the side wail and 56 inches (1420 mm) minimum measured perpendicular from the rear wail. No other fixtures or obstructions shall be located within the required water closet clearance.
 
604.3.2 Overlap. The required clearance around the water closet shall be permitted to overlap the fixture, associated grab bars, tissue dispensers, accessible routes, clear floor space required at other fixtures and the wheelchair turning space, except as modified herein.
 
604.4 Height. The height of water closets shall be 17 inches (430 mm) minimum to 19 inches (485 mm) maximum measured to the top of the toilet seat. Seats shall not be sprung to return to a lifted position.
EXCEPTION: The height requirement shall not apply to a water closet in a toilet room for a single occupant. accessed only through a private office and not for common or public use.
 
604.5 Grab Bars. Grab bars for water closets shall comply with 609. Grab bars shall be provided on the rear wall and on the side wall closest to the water closet.
 
604.5.1 Side Wall. Side wall grab bar shall be 42 inches (1065 mm) long minimum, located 12 inches (305 mm) maximum from the rear wall and extending 54 inches (1370 mm) minimum from the rear wall.
 
604.5.2 Rear Wall. The rear wall grab bar shall be 24 inches (610 mm) long minimum, centered on the water closet. Where space permits, the bar shall be 36 inches (915 mm) long minimum with the additional length provided on the transfer side of the water closet.
EXCEPTION: Grab bars are not required to be Installed in a toilet room for a single occupant, accessed only through a private office and not for common or public use provided that reinforcement has been installed in walls and located so as to permit the installation of such grab bars.
 
604.6 Flush Controls. Flush controls shall be hand operated or automatic. Hand operated flush controls shall comply with 309.
 
604.7 Dispensers. Toilet paper dispensers shall comply with 309.4 and shall be 7 inches (180 mm) minimum and 9 inches (230 mm) maximum in front of the water closet. The outlet of the dispenser shall be 15 inches (380 mm) minimum and 48 inches (1220 mm) maximum above the floor. There shall be a clearance of 1-1/2 inches (38 mm) minimum below and 12 inches (305 mm) minimum above the grab bar. Dispensers shall not be of a type that control delivery or that do not allow continuous paper flow.
 
604.8 Toilet Compartments. Accessible toilet compartments shall meet the requirements of 604.8.1 through 604.8.5. Compartments containing more than one plumbing fixture shall comply with 603.
 
604.8.1 Wheelchair Accessible Compartments.
 
604.8.1.1 Size. Wheelchair accessible compartments shall be 60 inches (1525 mm) wide minimum measured perpendicular to the side wall, and 56 inches (1420 mm) deep minimum for wall hung water closets and 59 inches (1500 mm) deep minimum for floor mounted water closets measured perpendicular to the rear wall.
 
604.8.1.2 Doors. Compartment doors shall not swing into the minimum required compartment area.
 
604.8.1.3 Approach. Compartments shall be arranged for left-hand or right-hand approach.
 
604.8.1.4 Toe Clearance. in wheelchair accessible compartments, the front partition and at least one side partition shall provide a toe clearance of 9 inches (230 mm) minimum above the floor and 6 inches (150 mm) deep minimum beyond the compartment-side face of the partition, exclusive of partition support members. Toe clearance at the front partition is not required in a compartment greater than 62 inches (1575 mm) deep with a wall-hung water closet or 65 inches (1650 mm) deep with a floor-mounted water closet. Toe clearance at the side partition is not required in a compartment greater than 66 inches (1675 mm) wide.
 
604.8.2 Ambulatory Accessible Compartments. Ambulatory accessible compartments shall be 60 inches (1525 mm) deep minimum and 36 inches (915 mm) wide. Compartment doors shall not swing into the minimum required compartment area.
 
604.8.3 Doors. Toilet compartment doors, including door hardware, shall comply with 404 except that if the approach is to the latch side of the compartment door, clearance between the door side of the stall and any obstruction shall be a minimum of 42 inches (1065 mm). The door shall be hinged 4 inches (100 mm) maximum from the side wall or partition farthest from the water closet. The door shall be self- closing. A door pull complying with 404.2.7 shall be placed on both sides of the door near the latch.
 
604.8.4 Grab Bars. Grab bars in toilet compartments shall comply with 609.
 
604.8.4.1 Wheelchair Accessible Compartments. A side-wall grab bar complying with 604.5.1 located on the wall closest to the water closet and a rear-wall grab bar complying with 604.5.2 shall be provided.
 
604.8.4.2 Ambulatory Accessible Compartments. A side-wall grab bar complying with 604.5.1 shall be provided on both sides of the compartment.
 
604.8.5 Coat Hooks and Shelves. Accessible coat hooks provided within toilet compartments shall be located within one of the reach ranges specified in 308. When provided, a fold-down shelf shall be located 40 inches (1015 mm) minimum and 48 inches (1220 mm) maximum above the floor.
 
605 Urinals
 
605.1 General. Urinals required to be accessible shall comply with 605.
 
605.2 Height. Urinals shall be stall-type or wall-hung type with the rim 17 inches (430 mm) maximum above the floor or ground.
 
605.3 Clear Floor Space. A clear floor or ground space complying with 305 positioned for forward approach shall be provided. This clear space shall adjoin or overlap an accessible route.
 
605.4 Flush Controls. Flush controls shall be hand operated or automatic. Hand operated flush controls shall comply with 309.4 and shall be 44 inches (1120 mm) maximum above the floor or ground.
 
606 Lavatories and Sinks
 
606.1 General. Sinks, lavatory fixtures, vanities and built-in lavatories required to be accessible shall comply with 606.
 
606.2 Clear Floor Space. A clear floor space complying with 305 positioned for forward approach shall be provided. Knee and toe clearance complying with 306 shall be provided.
EXCEPTIONS:
1. A parallel approach shall be permitted to a kitchen sink in a space where a cook top or conventional range is not provided.
2. The dip of the overflow shall not be considered in determining knee and toe clearances.
3. The requirement for knee and toe clearance shall not apply to a lavatory in a toilet and bathing facility for a single occupant. accessed only through a private office and not for common or public use.
 
606.3 Height. Lavatories arid sinks shall be mounted with the front of the higher of the rim or counter surface 34 inches (865 mm) maximum above the finish floor.
EXCEPTION: This requirement shall not apply to a lavatory in a toilet and bathing facility for a single occupant, accessed only through a private office and not for common or public use.
 
606.4 Faucets. Faucets shall comply with 309. Hand- operated, self-closing faucets shall remain open for at least 10 seconds.
 
606.5 Bowl Depth. The bowl shall be 6-1/2 inches (165 mm) deep maximum. Multiple compartment sinks shall have at least one compartment complying with this requirement.
 
606.6 Exposed Pipes and Surfaces. Water supply and drain pipes under lavatories and sinks shall be insulated or other wise configured to protect against contact. There shall be no sharp or abrasive surfaces under lavatories and sinks.







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