Each fixture provided shall comply with Section 1104.11.3.1.
Exceptions:
Where multiple lavatories are provided in a single toilet and bathing area such that travel between fixtures does not require travel through other parts of the unit, not more than one lavatory is required to comply with Section 1104.11.3.1.
A lavatory and a water closet in a room containing only a lavatory and water closet, provided the room does not contain the only lavatory or water closet on the accessible level of the unit.
A clear floor space positioned for a parallel approach shall be provided at a lavatory. The clear floor space shall be centered on the lavatory.
Exception: A lavatory complying with Sections 606.3, 606.4 and 1104.1.1 shall be permitted. Cabinetry shall be permitted under the lavatory provided the following criteria are met:
The cabinetry can be removed without removal or replacement of the lavatory, and
The floor finish extends under the cabinetry, and
The walls behind and surrounding the cabinetry are finished.
FIGURE 1104.11.3.1.1
LAVATORY IN TYPE B UNITS - OPTION A BATHROOMS
Clearance around the water closet shall be 48 inches (1220 mm) minimum in width, measured perpendicular from the side of the clearance that is 16 inches (405 mm) minimum and 18 inches (455 mm) maximum from the water closet centerline.
A vanity or other obstruction 24 inches (610 mm) maximum in depth, measured perpendicular from the rear wall, shall be permitted to overlap the required clearance, provided the width of the remaining clearance at the water closet is 33 inches (840 mm) minimum.
A clearance 60 inches (1525 mm) minimum in length and 30 inches (760 mm) minimum in width shall be provided in front of bathtubs with a parallel approach. Lavatories complying with Section 606 shall be permitted in the clearance. A lavatory complying with Section 1104.11.3.1.1 shall be permitted at one end of the bathtub if a clearance 48 inches (1220 mm) minimum in length and 30 inches (760 mm) minimum in width is provided in front of the bathtub.
FIGURE 1104.11.3.1.3.1
PARALLEL APPROACH BATHTUB IN TYPE B UNITS - OPTION A BATHROOM
A clearance 60 inches (1525 mm) minimum in length and 48 inches (1220 mm) minimum in width shall be provided in front of bathtubs with a forward approach. A water closet and a lavatory shall be permitted in the clearance at one end of the bathtub.
FIGURE 1104.11.3.1.3.2
FORWARD APPROACH BATHTUB IN TYPE B UNITS OPTION A BATHROOM
If a shower compartment is the only bathing facility, the shower compartment shall have dimensions of 36 inches (915 mm) minimum in width and 36 inches (915 mm) minimum in depth. A clearance of 48 inches (1220 mm) minimum in length, measured perpendicular from the control wall, and 30 inches (760 mm) minimum in depth, measured from the face of the shower compartment, shall be provided.
Exceptions:
A shower compartment with dimensions of 30 inches (760 mm) minimum in depth and 44 inches (1120 mm) minimum in width shall be permitted.
A shower door assembly shall be permitted where the assembly can be removed without removal or replacement of the surrounding walls and floor to which it is affixed.
FIGURE 1104.11.3.1.3.3(A)
TRANSFER-TYPE SHOWER COMPARTMENT IN TYPE B UNITS
FIGURE 1104.11.3.1.3.3(B)
TRANSFER-TYPE SHOWER COMPARTMENT IN TYPE B UNITS EXCEPTION
