日本財団 図書館


607 Bathtubs
 
607.1 General. Bathtubs required to be accessible shall comply with 607.
 
607.2 Clear Floor Space. Clearance in front of bathtubs shall extend the length of the tub and shall be 30 inches (760 mm) wide minimum. A lavatory complying with 606 shall be permitted at the foot end of the clear floor space. Where a permanent seat is provided at the head end of the tub, the clear floor space shall extend a minimum of 12 inches (305 mm) beyond the seat.
 
607.3 Seat. A permanent seat at the head end of the tub or a removable in-tub seat shall be provided. Seats shall comply with 610.
 
607.4 Grab Bars. Grab bars for bathtubs shall comply with 609 and shall be provided in accordance with 607.4.1 and 607.4.2.
EXCEPTION: Grab bars are not required to be installed in a bathing facility 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.
 
607.4.1 Bathtubs With Permanent Seats. For bathtubs with permanent seats, grab bars shall be provided in accordance with 607.4.1.1 and 607.4.1.2.
 
607.4.1.1 Back Wall. Two grab bars shall be installed on the back wall, one located in accordance with 609.3 and the other located 9 inches (230 mm) above the rim of the tub. Each grab bar shall be installed 15 inches (380 mm) maximum from the head end wall and 12 inches (305 mm) maximum from the foot end wall.
 
607.4.1.2 Foot End Wall. A grab bar 24 inches (610 mm) long minimum shall be installed on the foot end wall at the front edge of the tub.
 
607.4.2 Bathtubs Without Permanent Seats. For bathtubs without permanent seats, grab bars shall be provided in accordance with 607.4.2.1 through 607.4.2.3.
 
607.4.2.1 Back Wall. Two grab bars shall be installed on the back wall, one located in accordance with 609.3 and other located 9 inches (230 mm) above the rim of the tub. Each grab bar shall be 24 inches (610 mm) long minimum and shall be installed 24 inches (610 mm) maximum from the head end wall and 12 inches (305 mm) maximum from the foot end wall.
 
607.4.2.2 Foot End Wall. A grab bar 24 inches (610 mm) long minimum shall be installed on the foot end wall at the front edge of the tub.
 
607.4.2.3 Head End Wall. A grab bar 12 inches (305 mm) long minimum shall be installed on the head end wall at the front edge of the tub.
 
607.5 Controls. Controls, other than drain stoppers, shall be located on an end wall above the tub rim and below the grab bars, and between the front edge of the tub and the mid-point of the width of the tub. Controls shall comply with 309.4.
 
607.6 Shower Unit. A shower spray unit with a hose at least 59 inches (1500 mm) long that can be used both as a fixed shower head and as a hand-held shower shall be provided. If an adjustable-height shower head mounted on a vertical bar is used, the bar shall be installed so as not to obstruct the use of grab bars.
 
607.7 Bathtub Enclosures. Enclosures for bathtubs shall not obstruct controls or transfer from wheelchairs onto bathtub seats or Into tubs. Enclosures on bathtubs shall not have tracks mounted on the rim of the open face of the tub.
 
608 Shower Compartments
 
608.1 General. Shower compartments required to be accessible shall comply with 608.
 
608.2 Size and Clearances for Shower Compartments.
 
608.2.1 Transfer-type Shower Compartments. Transfer-type shower compartments shall be 36 inches (915 mm) by 36 inches (915 mm) inside finished dimension measured at the centerpoint of opposing sides and shall have a minimum 36 inch (915 mm) wide entry on the face of the shower compartment. Clear floor space of 36 inches (915 mm) wide minimum by 48 inches (1220 mm) long minimum measured from the control wall shall be provided.
 
608.2.2 Standard Roll-in-type Shower Compartment. Standard roll-in type shower compartments shall be 30 inches (760 mm) minimum by 60 inches (1525 mm) minimum clear inside dimension measured at the centerpoint of opposing sides and shall have a minimum 60 inches (1525 mm) wide entry on the face of the shower compartment. A 30 inch (760 mm) wide minimum by 60 inch (1525 mm) long minimum clear floor space shall be provided adjacent to the open face of the shower compartment. A lavatory complying with 606 shall be permitted at the end of the clear space, opposite the shower compartment end where the seat is mounted and opposite the shower compartment side where shower controls are located.
 
608.2.3 Alternate Roll-in-type Shower Compartment. Alternate roll-in shower compartments shall be 36 inches (915 mm) in width and 60 inches (1220 mm) minimum in depth. A 36 inch (915 mm) wide minimum entry shall be provided to one side of the stall. The shower unit and controls shall be mounted on the end wall furthest from the compartment entry.
 
608.3 Grab Bars. Grab bars shall comply with 609 and shall be provided in accordance with 608.3.1 and 608.3.2. Where multiple grab bars are used, they shall be installed at the same height.
EXCEPTION: Grab bars are not required to be installed in a shower facility 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.
 
608.3.1 Transfer Type Showers. Grab bars shall be extended across the control wall and back wall to a point 18 inches (455 mm) from the control wall.
 
608.3.2 Roll-in Type Showers. Grab bars shall be provided on the three walls of the shower. Grab bars shall be mounted 6 inches (150 mm) maximum from the adjacent wall.
EXCEPTIONS:
1. Where a seat is provided in a roil-in type shower, grab bars shall not extend over the seat at the control wall and shall not be located behind the seat.
2. In alternate roll-in type showers. grab bars shall not be required on the side wall opposite the control wall and shall not be located behind the seat.
 
608.4 Seats. An attachable or integral seat shall be provided in transfer-type shower compartments. A folding seat shall be provided in roll-in showers used in accessible transient lodging guest rooms. Seats shall comply with 610.
 
608.5 Controls. Shower or tub/shower facilities shall deliver water that is thermal shock protected to 120F maximum. Controls shall comply with 309.4. Controls in roll-in showers shall be located above the grab bar but no higher than 48 inches (1220 mm) above the shower floor. In transfer-type shower compartments, controls. faucets and the shower spray unit shall be mounted on the side wall opposite the seat 38 inches (965 mm) minimum to 48 inches (1220 mm) maximum above the shower floor.
 
608.6 Shower Spray Unit. A shower spray unit with a hose at least 59 inches (1500 mm) long that can be used both as a fixed shower head and as a hand-held shower shall be provided. In transfer type showers, the controls and shower unit shall be located on the control wall within 15 inches (380 mm) left or right of the centerline of the seat. In roll-in type showers, shower spray units mounted on the back wall shall be mounted 27 inches (685 mm) maximum from the side wall. If an adjustable-height shower head mounted on a vertical bar is used, the bar shall be installed so as not to obstruct the use of grab bars.
 
608.7 Curbs. Thresholds in shower compartments shall be 1/2 inch (13 mm) high maximum in accordance with 303.
 
608.8 Shower Enclosures. Enclosures for shower compartments shall not obstruct controls or obstruct transfer from wheelchairs onto shower seats.
 
609 Grab Bars
 
609.1 General. Grab bars in accessible toilet or bathing facilities shall comply with 609.
 
609.2 Size and Spacing of Grab Bars. The diameter or width of grab bars shall be 1-1/4 inches (32 mm) minimum to 1-1/2 inches (38 mm) maximum. If not round, the shape shall provide equivalent graspablilty with a maximum cross-section dimension of 2 inches (51 mm) and perimeter dimension of 4 inches (100 mm) minimum and 4-11/16 inches (120 mm) maximum and with edges having a 1/8-inch (3.2 mm) minimum radius. The space between the wall and the grab bar shall be 1-1/2 inches (38 mm). The space between the grab bar and projecting objects above shall be 15 inches (380 mm) minimum.
EXCEPTION: The space between the grab bars and shower controls, shower fittings and other grab bars above shall be 1-1/2 inches (38 mm) minimum.
 
609.3 Position of Grab Bars. Grab bars shall be mounted in a horizontal position, 33 inches (840 mm) minimum to 36 inches (915 mm) maximum above the floor.
 
609.4 Surface Hazards. Grab bars and any wall or other surfaces adjacent to grab bars shall be free of sharp or abrasive elements. Edges shall have a radius of 1/8 inch (3.2 mm) minimum.
 
609.5 Fittings. Grab bars shall not rotate within their fittings.
 
609.6 Method of Mounting. Grab bars shall be mounted in any manner that provides a gripping surface at the locations specified in this standard and that does not obstruct the required clear floor space.
 
609.7 Structural Strength. Allowable stresses shall not be exceeded for materials used when a vertical or horizontal force of 250 lb (1112 N) is applied at any point on the grab bar, fastener mounting device or supporting structure.
 
610 Seats
 
610.1 General. Seats in accessible bathtubs and shower compartments shall comply with 610.
 
610.2 Bathtub Seats. The depth of a removable in-tub seat shall be 15 inches (380 mm) minimum to 16 inches (405 mm) maximum. The seat shall be capable of secure placement. The depth of a permanent seat at the head end of the bathtub shall be 15 inches (380 mm) minimum. The top of bathtub seats shall be 17 inches (430 mm) minimum to 19 inches (485 mm) maximum above the bathroom floor.
 
610.3 Shower Compartment Seats. Where a seat is provided in a roll-in shower compartment, it shall be a folding type and shall be mounted on the wall adjacent to the controls. Seats shall be L-shaped or rectangular. The top of the seat shall be 17 inches (430 mm) minimum to 19 inches (485 mm) maximum above the bathroom floor. In a transfer-type shower, the seat shall extend from the back wall to a point within 3 inches (75 mm) of the compartment entry. In a roll-in-type shower, the seat shall extend from the control wall to a point within 3 inches (75 mm) of the minimum required seat wall width.
 
610.3.1 Rectangular Seats. The rear edge of the seat shall be 2 1/2 inches (64 mm) maximum and the front edge 15 inches (380 mm) minimum to 16 inches (405 mm) maximum from the seat wall. The side edge of the seat shall be 1-1/2 inches (38 mm) maximum from the back wall of a transfer-type shower and 1-1/2 inches (38 mm) maximum from the control wall of a roll-in-type shower.
 
610.3.2 L-Shaped Seats. The rear edge of the seat shall be 2-1/2 inches (64 mm) maximum and the front edge 15 inches (380 mm) minimum to 16 inches (405 mm) maximum from the seat wall. The rear edge of the "L" portion of the seat shall be 1-1/2 inches (38 mm) maximum from the wall and the front edge shall be 14 inches (355 mm) minimum to 15 inches (380 mm) maximum from the wall. The end of the "L" shall be 22 inches (560 mm) minimum to 23 inches maximum (585 mm) from the main seat wall.
 
610.4 Structural Strength. Allowable stresses shall not be exceeded for materials used when a vertical or horizontal force of 250 lb (1112 N) is applied at any point on the seat, fastener mounting device or supporting structure.
 
611 Laundry Equipment
 
611.1 General. Washing machines and clothes dryers required to be accessible shall comply with 611.
 
611.2 Clear Floor Space. A clear floor or ground space complying with 305 positioned for parallel approach shall be provided. The clear floor or ground space shall be centered on the appliance.
 
611.3 Operable Parts. Controls and operating mechanisms including doors, lint screens, detergent and bleach compartments shall comply with 309.
 
611.4 Height. Top loading machines shall have the door to the laundry compartment located 34 inches (865 mm) maximum above the floor. Front loading machines shall have the bottom of the opening to the laundry compartment located 15 inches (380 mm) minimum and 34 inches (865 mm) maximum above the floor.







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