CSA A277 “Procedure for Factory Certification of Prefabricated Buildings, Modules, and Panels”

Quebec Construction Code, Chapter I – Building (NBC with Quebec amendments), Part 9

National Plumbing Code of Canada

CSA C22.10 Québec Construction Code, Chapter V – Electricity (Canadian Electrical Code, Part I, “Safety Standard for Electrical Installations” with Quebec amendments)

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

Modular Homes

All markings must be permanent and visible after installation.

1.The QAI label (item 1067, black with gold, 3-1/2” diameter) is normally located in close proximity to the electrical panel or next to the main entrance unit and includes:
a)Certification label serial number
b)QAI Certification logo with the “c” identifier
c)The wording “Modular Homes”

QAI logo shown here:

2. The CSA A277 specification nameplate (item 1068, 8-1/2” x 14” size) is provided to the purchaser and includes:
a)Manufacturer’s name or trademark
b)Date of manufacture
c)Model name or project code
d)Foundation type (perimeter foundation wall or pier)
e)Floor live load
f)Specified snow load (1/50)
g)Seismic response Sa (0.2)
h)Hourly wind pressure (1/50)
i)Building envelope effective thermal resistance
j)Windows/doors/skylights thermal characteristics
k)Outside design temperature (heat loss/heat gain)
l)Factory installed appliances
m)Site installed components, assemblies, and systems
n)Electrical system voltage, frequency, and amperage

3.Other markings as required by the relevant code.

Note 2: The QAI labels and specification nameplate are available from QAI and must be applied at the factory.

Single family dwellings classified under one major occupancy (Group C – Residential), constructed in single modules, single storey configuration. Modular homes under this scope have a building area not exceeding 600m².

Residential buildings are designed and constructed within the limitations of Part 9 without fire and sound separations. This listing does not include multi-residential buildings requiring fire and sound separation or shared egress facilities, such as duplexes, row houses, townhouses, apartment buildings, hotels and motels, and/or any buildings designed with multiple major occupancies.

For a full list of structures covered under this occupancy please refer to Notes to Part 3, A-3.1.2.1.(1) Major Occupancy Classification in the Quebec Construction Code, Chapter I – Building.

Structural:
Conventional Wood Frame Construction within the limitations of Part 9 of the Quebec Construction Code, Chapter I – Building.

Electrical Ratings:
120/240V, 60Hz, 200A Max.

Heating/Ventilation:
Units are equipped with electric baseboard heaters and heat recovery ventilator.

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

Gas Systems:
None