ASME A112.19.2-2013 pdf download

ASME A112.19.2-2013 pdf download.Ceramic plumbing fixtures.
4.4 Off-the-floor plumbing fixture supports
Fixture supports, when required, shall comply with ASME Al 12.6.1, ASME Al 1 2.6.2, or ASME
Al 1 2.1 9.1 2, as applicable.
4.5 Non-vitreous china plumbing fixtures
4.5.1 Glazing
The following surfaces of non-vitreous china fixtures shall be glazed:
(a) surfaces that will be continuously subjected to standing water when the fixture is in use;
(b) exposed surfaces, except as specified in Clause 4.2; and
(c) the back and underside of water closet tanks and the underside of lids.
4.5.2 Integral traps
Non-vitreous china fixtures shall not have integral traps.
4.6 Additional requirements for water closets
4.6.1 Outlet dimensions
Outlets shall have the dimensions shown in
(a) Figure 2 (for floor-mounted bottom-outlet water closets); or
(b) Figure 3 (for rear-outlet and rear-spigot-outlet water closets).
4.6.2 Non-standard outlets
Outlets that require connections other than a closet flange and ring shall
(a) not leak when tested in accordance with Clause 6.9; and
(b) shall allow for field repair or replacement.
4.6.3 Bolt hole spacing
Bolt holes for wall-mounted water closet bowls shall be spaced as shown in Figure 4.
4.6.4 Roughing-in details
Water closet outlets shall rough-in at 254, 305, or 356 mm (10.0, 12.0, or 14.0 in), or as specified in the manufacturer’s installation instructions.
Note: See Figure 5.
4.6.5 Seat-mounting holes
Except when proprietary (i.e., non-standard) seats are supplied by the manufacturer, water closet seat-mounting holes shall be as shown in Figure 5.
4.6.6 Rim profiles
Except when proprietary (i.e., non-standard) seats are supplied by the manufacturer, adult water closet bowl rim profiles for round and elongated bowls shall be as shown in Figure 6.
4.6.7 Water surface dimensions
Water closet bowls shall have a minimum water surface dimension of 125 x 100 mm (5 x 4 in) when measured on a flat and level surface.
4.6.8 Trap diameter
Water closet bowl traps shall have a diameter that allows a solid ball with a minimum diameter of 38 mm (1.5 in)to pass.
4.6.9 Spuds
4.6.9.1
The standard nominal size for spuds on water closet bowls shall be as follows:
(a) 1-1/4 or 1 -1/2 for water closet bowls operated by flushometer valves; and
(b) 1-1/4, 1-1/2, or 2 for water closet bowls operated by wall-mounted flush tanks. Other spud dimensions shall be as specified in CSA B1 25.3 or ASME Al 12.1 9.5/CSA B45.1 5.
4.6.9.2
Top spuds shall be located as shown in Figure 5(a).
4.6.10 Rim heights
Water closet bowls shall have the following rim heights:
(a) adult water closets shall have a minimum rim height of 343 mm (1 3.5 in);
(b) juvenile water closets shall have a rim height between 267 and 343 mm (10.5 and 1 3.5 in); and
(c) children’s water closets shall have a rim height between 241 and 267 mm (9.5 and 10.5 in).
4.7 Additional requirements for urinals
4.7.1 Integral trap diameter
Integral traps on urinals shall have a diameter that will allow a solid ball with the applicable minimum diameter specified in Table 3 to pass.
4.7.2 Dimensions
The minimum dimensions for urinals shall be as specified in Table 4.
4.7.3 Spuds
For urinals operated by flushometer valves, the standard nominal spud size shall be 1/2, 3/4, 1-1/4, or
1-1/2. Other spud dimensions shall be as specified in CSA B1 25.3 or ASME Al 12.1 9.5/CSA B45.1 5.
4.7.4 Materials and construction
The materials and construction of urinals shall comply with the applicable requirements of this Standard.
4.7.5 Non-water-consuming urinals
In addition to complying with the applicable requirements of this Standard, non-water-consuming urinals shall comply with ASME Al 12.19.19.
4.8 Additional requirements for lavatories, sinks, and bidets
4.8.1 Openings and mounting surfaces for supply fittings
4.8.1.1
When provided, openings and mounting surfaces for lavatory, sink, and bidet supply fittings shall be as shown in Figure 7, except when proprietary (i.e., non-standard) supply fittings are provided by the manufacturer.
4.8.1.2
Factory-supplied lavatory, sink, and bidet supply fittings shall comply with ASME Al 1 2.18.1 /CSA Bi 25.1.
4.8.1.3
Mounting surfaces for supply fittings that rely on an air gap for backflow protection shall be not more than13 mm (o.5 in) below the flood level rim.
Note: Care should be taken to ensure that the minimum air gap specified in ASME A112.18.1/CSAB125.1 or in the applicable plumbing code is not compromised when supply fittings are installed on fixtures with mounting surfaces below theflood level rim.