Division B
Acceptable Solutions

Part 9 — Housing and Small Buildings

Section 9.31. Plumbing Facilities

9.31.1. Scope Application

1) This Section applies to the plumbing facilities and plumbing systems within dwelling units.I

2) In occupancies other than dwelling units, plumbing facilities, grab bars, floor drains, and floor and wall finishes around urinals shall conform to Subsection 3.7.2.(See also Section regarding accessible plumbing facilities.)I

3) Medical gas piping systems shall conform to Subsection 3.7.3. I

9.31.2. General General

1) The construction, extension, alteration, renewal or repair of plumbing systems and sewage disposal systems shall conform to Part 7.I Corrosion Protection

1) Metal pipes in contact with cinders or other corrosive material shall be protected by a heavy coating of bitumen or other corrosion protection.I Grab Bars

1) When provided, grab bars shall be capable of resisting a load of not less than 1.3 kN applied vertically or horizontally.I

9.31.3. Water Supply and Distribution Required Water Supply

1) Every dwelling unit shall be supplied with potable water.I Required Connections

1) Where a piped water supply is available, piping for hot and cold water shall be connected to every kitchen sink, lavatory, bathtub, shower, slop sink and laundry area.I

2) Piping for cold water shall be run to every water closet.I

9.31.4. Required Facilities Required Fixtures

1) A kitchen sink, lavatory, bathtub or shower, and water closet shall be provided for every dwelling unit where a piped water supply is available.I Hot Water Supply

1) Where a piped water supply is available a hot water supply shall be provided in every dwelling unit.I Floor Drains

1) Where gravity drainage to a sewer, drainage ditch or dry well is possible, a floor drain shall be installed in a basement forming part of a dwelling unit.I

2) A floor drain shall be provided in a garbage room, incinerator room or boiler room serving more than one dwelling unit.I

9.31.5. Sewage Disposal Building Sewer

1) Wastes from every plumbing fixture shall be piped to the building sewer.I Discharge of Sewage

1) Building sewers shall discharge into a public sewage system where such system is available.I

2) Where a public sewage system is not available, the building sewer shall discharge into a private sewage disposal system.I

9.31.6. Service Water Heating Facilities Hot Water Temperature

1) Where a hot water supply is required by Article, equipment shall be installed that is capable of heating to at least 45°C but not above 60°C an adequate supply of service hot water for every dwelling unit.I Equipment and Installation

1) Service water heaters shall conform to appropriate provincial or territorial requirements or, in the absence of such requirements, to Part 7.I

2) The installation of service water heaters, including provisions for mounting, clearances and air supply, shall conform to the requirements of

a)CAN/CSA-B139-M, “Installation Code for Oil Burning Equipment,”,

b)the BC Safety Standards Act and its following pursuant regulations:

i)the Gas Safety Regulation for the installation of natural gas and propane burning equipment,

ii)the Electrical Safety Regulation,

iii)the Power Engineers, Boiler, Pressure Vessel and Refrigeration Safety Regulation for the installation of boilers, pressure vessels, pressure piping and mechanical refrigeration, or

c)CAN/CSA B365-M, “Installation Code for Solid-Fuel Burning Appliances and Equipment”

3) Where the building is in a location where the spectral response acceleration, Sa(0.2), is greater than 0.55, service water heaters shall be secured to the structure to prevent overturning. (See Appendix A.)I Corrosion-Resistant Coating

1) Where storage tanks for service water heaters are of steel, they shall be coated with zinc, vitreous enamel (glass lined), hydraulic cement or other corrosion-resistant material.I Fuel-Burning Heaters

1) Fuel-burning service water heaters shall be connected to a chimney flue conforming to Section 9.21. I Heating Coils

1) Heating coils of service water heaters shall not be installed in a flueor in the combustion chamber of a boiler or furnace heating a building.I