Hello. Please sign in!

Uniform Federal Accessibility Standards (UFAS)

4.20 BATHTUBS.

4.20.1 GENERAL.

Accessible bathtubs shall comply with 4.20. For bathtubs in accessible dwelling units, see 4.34.5.4.

4.20.2 FLOOR SPACE.

Clear floor space in front of bathtubs shall be as shown in Fig. 33.

If the approach is parallel to the bathtub, a 30 inch (760 mm) minimum width by 60 inch (1525 mm) minimum length clear space is required alongside the bathtub. If the approach is perpendicular to the bathtub, a 48 inch (1220 mm) minimum width by 60 inch (1525 mm) minimum length clear space is required.

If the approach is parallel to the bathtub, a 30 inch (760 mm) minimum width by 75 inch (1905 mm) minimum length clear space is required alongside the bathtub. The seat width must be 15 inches (380 mm) and must extend the full width of the bathtub.

Figure 33

Clear Floor Space at Bathtubs

4.20.3 SEAT.

An in-tub seat or a seat at the head end of the tub shall be provided as shown in Fig. 33 and 34. The structural strength of seats and their attachments shall comply with 4.26.3. Seats shall be mounted securely and shall not slip during use.

At the foot of the tub, the grab bar shall be 24 inches (610 mm) minimum in length measured from the outer edge of the tub. On the back wall, two grab bars are required. The grab bars mounted on the back (long) wall shall be a minimum 24 inches (610 mm) in length located 12 inches (305 mm) maximum from the foot of the tub and 24 inches (610 mm) maximum from the head of the tub. One grab bar shall be located 9 inches (230 mm) above the rim of the tub. The others shall be 33 to 36 inches ( 840 mm to 910 mm) above the bathroom floor. At the head of the tub, the grab bar shall be a minimum of 12 inches (305 mm) in length measured from the outer edge of the tub.

At the foot of the tub, the grab bar shall be a minimum of 24 inches (610 mm) in length measured from the outer edge of the tub. On the back wall, two grab bars are required. The grab bars mounted on the back wall shall be a minimum of 48 inches (1220 mm) in length located a maximum of 12 inches (305 mm) from the foot of the tub and a maximum of 15 inches (380 mm) from the head of the tub. Heights of grab bars are as described above.

Figure 34

Grab Bars at Bathtubs

4.20.4 GRAB BARS.

Grab bars complying with 4.26 shall be provided as shown in Fig. 33 and 34.

4.20.5 CONTROLS.

Faucets and other controls complying with 4.27.4 shall be located as shown in Fig. 34.

4.20.6 SHOWER UNIT.

A shower spray unit with a hose at least 60 in (1525 mm) long that can be used as a fixed shower head or as a hand-held shower shall be provided.

4.20.7 BATHTUB ENCLOSURES.

If provided, 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 their rims.

[MORE INFO...]

*You must sign in to view [MORE INFO...]