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11B-608 Shower compartments.

11B-608.1 General. Shower compartments shall comply with Section 11B-608.

[2010 ADAS] Advisory 608.1 General. Shower stalls that are 60 inches (1525 mm) wide and have no curb may increase the usability of a bathroom because the shower area provides additional maneuvering space.

11B-608.2 Size and clearances for shower compartments. Shower compartments shall have sizes and clearances complying with Section 11B-608.2.

11B-608.2.1 Reserved.

ETA Editor's Note

The transfer type shower compartments prescribed by 2010 ADAS 608.2.1 are not recognized as an accessible shower in California.

11B-608.2.2 Standard roll-in type shower compartments. Standard roll-in type shower compartments shall be 30 inches (762 mm) wide minimum by 60 inches (1524 mm) deep minimum clear inside dimensions measured at center points of opposing sides with a full opening width on the long side.

[2010 ADAS] 608.2.2 Standard Roll-In Type Shower Compartments. Standard roll-in type shower compartments shall be 30 inches (760 mm) wide minimum by 60 inches (1525 mm) deep minimum clear inside dimensions measured at center points of opposing sides and shall have a 60 inches (1525 mm) wide minimum entry on the face of the shower compartment.

A plan view shows the shower compartment is 30 inches minimum by 60 inches minimum with a 60 inch wide entry on the face of the compartment. A clear floor space 36 inches side is provided adjacent to the open face of the compartment. A seat is shown on one end.

Note: inside finished dimensions measured at the center points of opposing sides.

FIGURE 11B-608.2.2 ‡‡
STANDARD ROLL-IN TYPE SHOWER COMPARTMENT SIZE AND CLEARANCE

11B-608.2.2.1 Clearance. A 36 inch (914 mm) wide minimum by 60 inch (1524 mm) long minimum clearance shall be provided adjacent to the open face of the shower compartment.

[2010 ADAS] 608.2.2.1 Clearance. A 30 inch (760 mm) wide minimum by 60 inch (1525 mm) long minimum clearance shall be provided adjacent to the open face of the shower compartment.

Exception: Reserved.

[2010 ADAS] EXCEPTION: A lavatory complying with 606 shall be permitted on one 30 inch (760 mm) wide minimum side of the clearance provided that it is not on the side of the clearance adjacent to the controls or, where provided, not on the side of the clearance adjacent to the shower seat.

11B-608.2.3 Alternate roll-in type shower compartments. Alternate roll-in type shower compartments shall be 36 inches (914 mm) wide and 60 inches (1524 mm) deep minimum clear inside dimensions measured at center points of opposing sides. A 36 inch (914 mm) wide minimum entry shall be provided at one end of the long side of the compartment.

 A plan view shows the shower compartment is 36 inches wide absolute and 60 inches deep minimum. A 36 inch wide minimum entry is provided on one long wall. A seat is provided adjacent to the entry on the same wall.

Note: inside finished dimensions measured at the center points of opposing sides.

FIGURE 11B-608.2.3
ALTERNATE ROLL-IN TYPE SHOWER COMPARTMENT SIZE AND CLEARANCE

11B-608.3 Grab bars. Grab bars shall comply with Section 11B-609 and shall be provided in accordance with Section 11B-608.3. Where multiple grab bars are used, required horizontal grab bars shall be installed at the same height above the finish floor. Where separate grab bars are required on adjacent walls at a common mounting height, an L-shaped or U-shaped grab bar meeting the dimensional requirements of Section 11B-608.3.2 or 11B-608.3.3 shall be permitted.

[2010 ADAS] 608.3 Grab Bars. Grab bars shall comply with 609 and shall be provided in accordance with 608.3. Where multiple grab bars are used, required horizontal grab bars shall be installed at the same height above the finish floor.

Exceptions:

1. Reserved.

[2010 ADAS] 1. Grab bars shall not be required to be installed in a shower located in a bathing facility for a single occupant accessed only through a private office, and not for common use or public use provided that reinforcement has been installed in walls and located so as to permit the installation of grab bars complying with 608.3.

2. In residential dwelling units, grab bars shall not be required to be installed in showers located in bathing facilities provided that reinforcement has been installed in walls and located so as to permit the installation of grab bars complying with Section 11B-608.3.

11B-608.3.1 Reserved.

11B-608.3.2 Standard roll-in type shower compartments. Grab bars shall be provided on the back wall and the side wall opposite the seat. Grab bars shall not be provided above the seat. Grab bars shall be installed 6 inches (152 mm) maximum from adjacent walls.

[2010 ADAS] 608.3.2 Standard Roll-In Type Shower Compartments. Where a seat is provided in standard roll-in type shower compartments, grab bars shall be provided on the back wall and the side wall opposite the seat. Grab bars shall not be provided above the seat. Where a seat is not provided in standard roll-in type shower compartments, grab bars shall be provided on three walls. Grab bars shall be installed 6 inches (150 mm) maximum from adjacent walls.

Figure (a) Reserved-Model Code Figure Not Applicable.

(a)
reserved

Figure (b) is a plan view of a shower with a seat on one side wall. Grab bars are provided on the opposite side wall and the back wall. The back wall grab bar does not extend over the seat. The grab bars are 6 inches maximum from the adjacent wall.

(b)
with seat

FIGURE 11B-608.3.2 ‡‡
GRAB BARS FOR STANDARD ROLL-IN TYPE SHOWER

11B-608.3.3 Alternate roll-in type shower compartments. In alternate roll-in type shower compartments, grab bars shall be provided on the back wall and the side wall farthest from the compartment entry. Grab bars shall not be provided above the seat. Grab bars shall be installed 6 inches (152 mm) maximum from adjacent walls.

This figure shows an alternate roll-in shower with a seat. A grab bar extends on the wall opposite the seat and is 6 inches maximum from adjacent walls. Another grab bar is mounted on the side wall adjacent to the seat; this grab bar does not extend over the seat and is 6 inches maximum from the back wall.

FIGURE 11B-608.3.3
GRAB BARS FOR ALTERNATE ROLL-IN TYPE SHOWERS

11B-608.4 Seats. A folding seat shall be provided in roll-in type showers. Seats shall comply with Section 11B-610.

[2010 ADAS] 608.4 Seats. A folding or non-folding seat shall be provided in transfer type shower compartments. A folding seat shall be provided in roll-in type showers required in transient lodging guest rooms with mobility features complying with 806.2. Seats shall comply with 610

Exception: In residential dwelling units, seats shall not be required in shower compartments provided that reinforcement has been installed in walls so as to permit the installation of seats complying with Section 11B-608.4.

ETA Editor's Note

Unlike 2010 ADAS, CBC requires a folding seat at all accessible showers, unless the Exception above is applicable.

11B-608.5 Controls. Controls, faucets, and shower spray units shall comply with Section 11B-309.4 _|Operation|_. Controls and faucets shall be of a single-lever design.

[2010 ADAS] 608.5 Controls. Controls, faucets, and shower spray units shall comply with 309.4.

ETA Editor's Note

At each accessible shower type, the CBC requirements for positioning controls are more restrictive than 2010 ADAS.

11B-608.5.1 Reserved.

[2010 ADAS] 608.5.1 Transfer Type Shower Compartments. In transfer type shower compartments, the controls, faucets, and shower spray unit shall be installed on the side wall opposite the seat 38 inches (965 mm) minimum and 48 inches (1220 mm) maximum above the shower floor and shall be located on the control wall 15 inches (380 mm) maximum from the centerline of the seat toward the shower opening.

11B-608.5.2 Standard roll-in type shower compartments. In standard roll-in type shower compartments, operable parts of controls and faucets shall be installed on the back wall of the compartment adjacent to the seat wall 19 inches (483 mm) minimum and 27 inches (686 mm) maximum from the seat wall; and shall be located above the grab bar, but no higher than 48 inches (1219 mm) above the shower floor, with their centerline at 39 inches (991 mm) to 41 inches (1041 mm) above the shower floor.

Operable parts of the shower spray unit, including the handle, shall be installed on the back wall adjacent to the seat wall 19 inches (483 mm) minimum and 27 inches (686 mm) maximum from the seat wall; and shall be located above the grab bar, but no higher than 48 inches (1219 mm) above the shower floor.

[2010 ADAS] 608.5.2 Standard Roll-In Type Shower Compartments. In standard roll-in type shower compartments, the controls, faucets, and shower spray unit shall be located above the grab bar, but no higher than 48 inches (1220 mm) above the shower floor. Where a seat is provided, the controls, faucets, and shower spray unit shall be installed on the back wall adjacent to the seat wall and shall be located 27 inches (685 mm) maximum from the seat wall.

(a) Reserved-Model Code Figure Not Applicable. Figure (b) is an elevation drawing of a compartment with a seat. The area for controls, faucets and shower spray units is located on the back wall 19" minimum and 27 inches maximum from the seat wall and above the grab bar, but no higher than 48 inches above the shower floor.

(a)
reserved

(a) Reserved-Model Code Figure Not Applicable. Figure (b) is an elevation drawing of a compartment with a seat. The area for controls, faucets and shower spray units is located on the back wall 19" minimum and 27 inches maximum from the seat wall and above the grab bar, but no higher than 48 inches above the shower floor.

(b)
with seat

FIGURE 11B-608.5.2 ‡‡
STANDARD ROLL-IN TYPE SHOWER COMPARTMENT CONTROL LOCATION

 

11B-608.5.3 Alternate roll-in type shower compartments. In alternate roll-in type shower compartments, operable parts of controls and faucets shall be installed on the side wall of the compartment adjacent to the seat wall 19 inches (483 mm) minimum and 27 inches (686 mm) maximum from the seat wall; and shall be located above the grab bar, but no higher than 48 inches (1219 mm) above the shower floor, with their centerline at 39 inches (991 mm) to 41 inches (1041 mm) above the shower floor.

Operable parts of the shower spray unit, including the handle, shall be installed on the side wall of the compartment adjacent to the seat wall 17 inches (432 mm) minimum and 19 inches (483 mm) maximum from the seat wall or on the back wall opposite the seat 15 inches (381 mm) maximum, left or right, of the centerline of the seat; and shall be located above the grab bar, but no higher than 48 inches (1219 mm) above the shower floor.

[2010 ADAS] 608.5.3 Alternate Roll-In Type Shower Compartments. In alternate roll-in type shower compartments, the controls, faucets, and shower spray unit shall be located above the grab bar, but no higher than 48 inches (1220 mm) above the shower floor. Where a seat is provided, the controls, faucets, and shower spray unit shall be located on the side wall adjacent to the seat 27 inches (685 mm) maximum from the side wall behind the seat or shall be located on the back wall opposite the seat 15 inches (380 mm) maximum, left or right, of the centerline of the seat. Where a seat is not provided, the controls, faucets, and shower spray unit shall be installed on the side wall farthest from the compartment entry.

(a) is an elevation drawing of a side wall adjacent to a seat. The area for controls, faucets and shower spray units is located on the side wall adjacent to the seat, above the grab bar but no higher than 48 inches above the shower floor, and extending 19" minimum and 27 inches maximum from the seat wall. Figure (b) shows an alternate location on the back wall, above the grab bar but no higher than 48 inches above the shower floor, and extending from the side wall to 15 inches maximum from the center line of the seat. Figure (c) Reserved-Model Code Figure Not Applicable. Figure (d) is a plan view of compartment with a seat.

FIGURE 11B-608.5.3 ‡‡
ALTERNATE ROLL-IN TYPE SHOWER COMPARTMENT CONTROL LOCATION

11B-608.6 Shower spray unit and water. A shower spray unit with a hose 59 inches (1499 mm) long minimum that can be used both as a fixed-position shower head and as a hand-held shower shall be provided. The shower spray unit shall have an on/off control with a non-positive shut-off. If an adjustable-height shower head on a vertical bar is used, the bar shall be installed so as not to obstruct the use of grab bars. Shower spray units shall deliver water that is 120°F (49°C) maximum.

Exception: Where subject to excessive vandalism, two fixed shower heads shall be permitted instead of a hand-held spray unit in facilities that are not medical care facilities, long-term care facilities, transient lodging guest rooms, or residential dwelling units. Each shower head shall be installed so it can be operated independently of the other and shall have swivel angle adjustments, both vertically and horizontally. One shower head shall be located at a height of 48 inches (1219 mm) maximum above the shower finish floor.

[2010 ADAS] EXCEPTION: A fixed shower head located at 48 inches (1220 mm) maximum above the shower finish floor shall be permitted instead of a hand-held spray unit in facilities that are not medical care facilities, long-term care facilities, transient lodging guest rooms, or residential dwelling units.

[2010 ADAS] Advisory 608.6 Shower Spray Unit and Water. Ensure that hand-held shower spray units are capable of delivering water pressure substantially equivalent to fixed shower heads.

ETA Editor's Note

The 2010 ADAS Exception at 608.6 does not require the consideration of excessive vandalism or the installation of two shower heads where fixed ones are provided. Therefore, the CBC requirements are more stringent.

11B-608.7 Thresholds. Thresholds in roll-in type shower compartments shall be ½ inch (12.7 mm) high maximum in accordance with Section 11B-303.

[2010 ADAS] 608.7 Thresholds. Thresholds in roll-in type shower compartments shall be ½ inch (13 mm) high maximum in accordance with 303. In transfer type shower compartments, thresholds ½ inch (13 mm) high maximum shall be beveled, rounded, or vertical.

Exception: Reserved.

[2010 ADAS] EXCEPTION: A threshold 2 inches (51 mm) high maximum shall be permitted in transfer type shower compartments in existing facilities where provision of a ½ inch (13 mm) high threshold would disturb the structural reinforcement of the floor slab.

ETA Editor's Note

The CBC requirement for thresholds at accessible showers is more restrictive than 2010 ADAS.

11B-608.8 Shower enclosures. Enclosures for shower compartments shall not obstruct controls, faucets, and shower spray units or obstruct transfer from wheelchairs onto shower seats.

11B-608.9 Shower floor or ground surface. Floor or ground surfaces of showers shall comply with Section 11B-302.1 and shall be sloped 1:48 maximum in any direction. Where drains are provided, grate openings shall be ¼ inch (6.4 mm) maximum and flush with the floor surface.

11B-608.10 Soap dish. Where a soap dish is provided, it shall be located on the control wall at 40 inches (1016 mm) maximum above the shower floor, and within the reach limits from the seat.

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