CSA A277 “Procedure for Certification of Prefabricated Buildings, Modules, and Panels”
National Building Code of Canada, Part 9
National Plumbing Code of Canada
C22.1 “Canadian Electrical Code, Part I, Safety Standard for Electrical Installations”
Quebec Construction Code, Chapter I – Building (NBC with Quebec amendments), Part 9
CSA C22.10 Quebec Construction Code, Chapter V – Electricity (CSA C22.1 “Canadian Electrical Code, Part I, Safety Standard for Electrical Installations” with Quebec amendments)
Ontario Building Code, Part 9 Housing and Small Buildings
Ontario Electrical Safety Code (CSA C22.1 “Canadian Electrical Code, Part I, Safety Standard for Electrical Installations” with Ontario amendments)
Ontario Building Code, Part 7 Plumbing
CSA B149.1 “Natural Gas and Propane Installation Code”

Note 1: Unless otherwise specified, the Standards/Codes noted are the most current versions in effect.

Note 2: Various provinces and territories have amendments to the national building code, jurisdictions may require structures to comply with provincial/municipal codes in lieu of the national building codes, the local AHJ should be consulted on the applicable requirements.

Factory Built Modular Homes

Products are labelled and marked in a permanent manner where it is readily visible after installation with the following information:
1. The QAI label (item 1067, black with gold, 3-1/2” diameter) is normally located in close proximity to the electrical panel and includes:
− Certification label serial number
− QAI certification logo with the “C” Identifier
− “Modular Homes”

QAI logo shown here:

2. The specification nameplate (item 1068, 8-1/2” x 14” in size) is normally located in close proximity to the electrical panel and includes:
− Manufacturer’s Name and Address
− Date of Manufacture
− Model Serial Number or Product Code
− Foundation Type (Perimeter Foundation Wall or Piers)
− Floor live Load
− Specified Snow Load (1/50)
− Seismic Response Sa (0.2)
− Hourly Wind Pressure (1/50)
− Envelope Effective Thermal Resistance
− Windows/Doors/Skylights Thermal Characteristics
− Outside Design Temperature (Heal Loss or Heat Gain)
− Factory Installed Appliances
− Site Installed Components, Assemblies, and Systems
− Electrical Systems Voltage, Frequency, and Amperage

3. Other Markings as required by the relevant codes.

Note: The QAI label and specification nameplate are available from QAI and must be applied at the factory.

Prefabricated dwelling units classified under one major occupancy (Group C – Residential), constructed in one storey single or multiple modules. Structures under this scope have a building area not exceeding 600m². Modules may be built on steel chassis.
Structures under this listing typically include units used as dormitories or work camps. Multi-unit buildings are designed and constructed within the limitations of Part 9 with fire and sound separation between sleeping units. This listing does not include duplexes, row houses, townhouses, hotels and motels, and/or any buildings designed with multiple major occupancies.

For a full list of structures covered under Group C occupancy, please refer to Appendix A, Division B of the National Building Code, Quebec Construction Code, Chapter I – Building or Ontario Building Code.

Vehicular lighting and brake lighting systems must be provided by the transport company and be in compliance with the requirements of the Authority Having Jurisdiction.

Structural:
Conventional wood frame construction. Structures may be built over structural steel support frame.

Electrical Ratings:
120/240 V or 120/208V, 60Hz, 200A max., single or 3 phase systems.

Heating/Ventilation:
Primarily electrical or gas/propane forced-air furnaces. Modules may be equipped with electrical baseboard heaters and air conditioning. Units may also be equipped with energy recovery ventilator.

Plumbing:
Conventional drainage and venting systems to a maximum of 240 hydraulic fixture units.

Gas Systems:
Modules may be equipped with propane appliances and equipment.