| F | Construction Industries |
| 40 | Building, Developing and General Contracting |
| Building, developing, general contracting and other establishments primarily engaged in the construction and development of residential, commercial and institutional (non-residential) buildings and real estate. Establishments classified here build for sale and bid on contracts for projects designed by architects and engineers. The project will cover several components, varying proportions of which can be sub-contracted out to trade contractors or can be done by the builder's own labour force. Included in this Major Group are establishments of integrated real estate companies engaged in land assembly, development, financing, building and sale of large projects or community facilities, as are establishments engaged in building under such arrangements as joint venture, design-build, turnkey, lease-back and engineer/procure/construct. Also included are establishments primarily engaged in erecting pre-fabricated buildings on site or in building alterations and repairs involving more than one trade. Establishments primarily engaged in specialized aspects of construction or repair, e.g. mechanical and electrical work, are classified in the appropriate class of trade contractor in Major Group 42 - Trade Contractor Industries. Establishments engaged in building but having another primary activity such as renting, leasing, managing-operating, land subDivision, manufacturing, mining or utility supply are not included here but are classified to the industry of principal activity. | |
| 401 | Residential Building and Development |
| Establishments primarily engaged in the construction and development of single and multi-residential buildings providing housing to families and individuals. | |
| 4011 | Single Family Housing |
| Establishments primarily engaged in the development and construction of single detached and single attached dwellings. | |
| 4012 | Apartment and Other Multiple Housing |
| Establishments primarily engaged in the development and construction of buildings containing three or more dwellings. Included in this industry are establishments primarily engaged in the construction of collective dwellings. | |
| 4013 | Residential Renovation |
| Establishments primarily engaged in residential additions, major improvements and repairs, renovation, rehabilitation, retro-fitting and conversions involving more than one trade. | |
| 402 | Non-Residential Building and Development |
| Establishments primarily engaged in the construction and development of buildings providing shelter to light industrial activities and commercial and institutional services other than housing. | |
| 4021 | Manufacturing and Light Industrial Building |
| Establishments primarily engaged in the construction of manufacturing and light industrial buildings including related warehouses. Establishments primarily engaged in constructing warehouses are included in 4022 - Commercial Building, construction and those primarily engaged in heavy industrial structures are classified in Industry Group 411 - Industrial Construction (Other Than Buildings). | |
| 4022 | Commercial Building |
| Establishments primarily engaged in the construction and development of commercial buildings. | |
| 4023 | Institutional Building |
| General contracting establishments primarily engaged in erecting institutional buildings. | |
| 41 | Industrial and Heavy (engineering) Construction Industries |
| Industrial and heavy construction contractors primarily engaged in the construction of projects other than buildings. Establishments classified here undertake complete projects which will cover several components, varying proportions of which can be either sub-contracted to trade contractors or can be done by the general contractor's own labour force. Establishments that do some construction work but which are primarily engaged in another activity such as utility operation, manufacturing or mining are classified by their principal activity. | |
| 411 | Industrial Construction (Other Than Buildings) |
| Establishments primarily engaged in the construction of power plants oil, gas and other energy related structures pipelines and other industrial structures not elsewhere classified. | |
| 4111 | Power Plants (Except Hydroelectric) |
| Establishments primarily engaged in the construction of nuclear and thermal generating stations. Establishments primarily engaged in the construction of hydroelectric generating stations are classified in 4123 - Hydroelectric Power Plants and Related Structures (Except Transmission Lines), construction. | |
| 4112 | Gas, Oil and Other Energy Related Structures (ExceptPipelines) |
| Establishments primarily engaged in the construction of gas and oil processing and storage structures. Included are establishments primarily engaged in the construction of solar energy plants and structures. Establishments primarily engaged in constructing gas and oil pipelines are classified in 4113 - Gas and Oil Pipelines, construction. | |
| 4113 | Gas and Oil Pipelines |
| Establishments primarily engaged in the construction of gas and oil pipelines and gas mains. Excluded are establishments primarily engaged in the construction of compressor, metering or pumping stations, which are classified in 4112 - Gas, Oil and Other Energy Related Structures (Except Pipelines), construction. | |
| 4119 | Other Industrial Construction |
| Establishments primarily engaged in the construction of heavy industrial structures not elsewhere classified. Establishments primarily engaged in lighter industrial, manufacturing type, building construction are classified in 4021 - Manufacturing and Light Industrial Building, construction. | |
| 412 | Highway and Heavy Construction |
| Establishments primarily engaged in constructing highways, streets and bridges, waterworks and sewage systems and other heavy construction projects. | |
| 4121 | Highways, Streets and Bridges |
| Establishments primarily engaged in the construction and repair of highways, streets and bridges. Establishments primarily engaged in asphalt paving other than on highways, streets and bridges are classified in 4216 - Asphalt Paving, construction those specializing in steel erection are classified in 4227 - Structural Steel Erection and those primarily engaged in highway, street or bridge maintenance are classified in 4591 - Highway, Street and Bridge Maintenance Industry. | |
| 4122 | Waterworks and Sewage Systems |
| Establishments primarily engaged in the construction of water mains, sewers and drains. Establishments primarily engaged in the construction of sewage treatment plants and filtration plants are classified in 4021 - Manufacturing and Light Industrial Building, construction. | |
| 4123 | Hydroelectric Power Plants and Related Structures(Except Transmission Lines) |
| Establishments primarily engaged in constructing hydroelectric generating stations, including power dams, penstocks and other related structures. | |
| 4124 | Power and Telecommunication Transmission Lines |
| Establishments primarily engaged in erecting power and telecommunication transmission and distribution towers and lines, including antennas. | |
| 4129 | Other Heavy Construction |
| Establishments primarily engaged in marine and railway construction, parks and sports facility construction (other than arenas) and other heavy construction (engineering) work not elsewhere classified. Establishments primarily engaged in constructing hydroelectric dams are classified in 4123 - Hydroelectric Power Plants and Related Structures (Except Transmission Lines), construction and those primarily engaged in constructing buildings such as arenas are classified in 4022 - Commercial Building, construction. | |
| 42 | Trade Contracting Industries |
| While general contractors, in response to market demand, build complete structures classifiable to broad specialization groups, trade contractors are classified by the specific component they contribute to the total structure. The specialized trade contractors are engaged in one aspect common to different structures requiring specialized skills or equipment. Normally they supply the general contractor with their specialized service but in repair construction, and to a lesser degree in new construction, trade contractors are often engaged as "prime contractors", or jobbers, dealing directly with the principals involved. Establishments primarily engaged in maintenance, i.e. cleaning, rather than repair construction are classified in Industry Group 995 - Services to Buildings and Dwellings those primarily engaged in maintenance of highways, streets and bridges are classified in 4591 - Highway, Street and Bridge Maintenance Industry and those primarily engaged in maintaining wharves and docks are classified in 4559 - Other ServiceIndustries Incidental to Water Transport. | |
| 421 | Site Work |
| Establishments primarily engaged in wrecking and demolition, water well drilling, septic systems installation, excavating and grading, equipment rental (with operator), asphalt paving, fencing and other site work. | |
| 4211 | Wrecking and Demolition |
| Establishments primarily engaged in wrecking and demolishing buildings and other structures, clearing of building sites and sales of materials from demolished structures. Establishments primarily engaged in house (or other building) moving are classified in 4499 - Other Services Incidental to Construction n.e.c. | |
| 4212 | Water Well Drilling |
| Establishments primarily engaged in drilling, or digging water wells, installation and repair of water well pumps and well piping systems. Establishments primarily engaged in installing and repairing piping systems within buildings are classified in 4241 - Plumbing those primarily engaged in drilling water intake wells in oil and gas fields are classified in 0919 - Other Service Industries Incidental to Crude Petroleum and Natural Gas. | |
| 4213 | Septic System Installation |
| Establishments primarily engaged in the installation of septic systems. | |
| 4214 | Excavating and Grading |
| Establishments primarily engaged in construction site excavating and grading. Establishments primarily engaged in land clearing and breaking for agricultural use are classified in 0221 - Soil Preparation, Planting and Cultivating Services. | |
| 4215 | Equipment Rental (With Operator) |
| Establishments primarily engaged in the rental of construction machinery and equipment with operators. Establishments primarily engaged in equipment rental without operator are included in Industry Group 991 - Machinery and Equipment Rental and Leasing Services. | |
| 4216 | Asphalt Paving |
| Establishments primarily engaged in asphalt paving and repair of residential driveways, commercial parking lots and other private parking areas. Establishments primarily engaged in road building as general contractors are classified in 4121 - Highways, Streets and Bridges, construction. | |
| 4217 | Fencing Installation |
| Establishments primarily engaged in erecting fencing. | |
| 4219 | Other Site Work |
| Establishments primarily engaged in site work not elsewhere classified. Included in this industry are establishments primarily engaged in landscape contracting who purchase nursery stock. Establishments primarily engaged in growing or retailing nursery stock are classified in 0163 - Nursery Products and in 6522 - Lawn and Garden Centres, respectively. | |
| 422 | Structural and Related Work |
| Establishments primarily engaged in piledriving, form work, steel reinforcing, concrete pouring and finishing, precast concrete installation, rough and framing carpentry, structural steel erection and other structural and related work. | |
| 4221 | Piledriving Work |
| Establishments primarily engaged in piledriving and related work. | |
| 4222 | Form Work |
| Establishments primarily engaged in placing and stripping forms for poured-in-place concrete, including steel forms and false work. | |
| 4223 | Steel Reinforcing |
| Establishments primarily engaged in the setting of reinforcing rod, bar, mesh, cage, etc., to reinforce poured-in-place concrete. | |
| 4224 | Concrete Pouring and Finishing |
| Establishments primarily engaged in concrete pouring or placement and concrete finishing. Establishments primarily engaged in masonry block foundation work are classified in 4231 - Masonry Work, construction those primarily engaged in producing ready-mix concrete are classified in 3551 - Ready-Mix Concrete Industry and those primarily engaged in asphalt paving are classified in 4216 - Asphalt Paving, construction, or in 4121 - Highways, Streets and Bridges, construction. Establishments primarily engaged in building and/or installing residential swimming pools of all types are classified in 4293 - Residential Swimming Pool Installation. | |
| 4225 | Precast Concrete Installation |
| Establishments primarily engaged in the installation of precast and manufactured concrete panels and other concrete shapes. | |
| 4226 | Rough and Framing Carpentry |
| Establishments primarily engaged in structural wood framing and sheathing, installation of pre-fabricated wood roof trusses, exterior and interior wall components and other related carpentry work. Establishments primarily engaged in finish carpentry are classified in 4274 - Finish Carpentry, construction. | |
| 4227 | Structural Steel Erection |
| Establishments primarily engaged in structural and related steel erection from purchased fabricated metal parts. Establishments primarily engaged in fabricating heavy steel parts classified in 3029 - Other Fabricated Structural Metal Products Industries may erect such parts as a sec-ondary activity. | |
| 4229 | Other Structural and Related Work |
| Establishments primarily engaged in structural and related work not elsewhere classified. | |
| 423 | Exterior Close-In Work |
| Establishments primarily engaged in close-in work such as masonry, siding, glass and glazing work, insulation, roofing and other exterior close-in work. | |
| 4231 | Masonry Work |
| Establishments primarily engaged in conventional or specialty masonry work, except interior marble work. Establishments primarily engaged in interior marble work are classified in 4276 - Terrazzo and Tile Work, construction. | |
| 4232 | Siding Work |
| Establishments primarily engaged in the installation and repair of siding, cladding, metal doors and window frames and related work. Establishments primarily engaged in glass cladding are classified in 4233 - Glass and Glazing Work, construction. | |
| 4233 | Glass and Glazing Work |
| Establishments primarily engaged in the installation of glass, glass cladding, mirrors and other glass products. Establishments primarily engaged in cladding, other than glass, are classified in 4232 - Siding Work, construction. | |
| 4234 | Insulation Work |
| Establishments primarily engaged in weather-proofing exterior wall cavities and roof attic spaces by installing various insulating materials. Establishments primarily engaged in insulating pipes and duct runs are classified in 4256 - Thermal Insulation Work, construction. | |
| 4235 | Roof Shingling |
| Establishments primarily engaged in roof installation and repair involving asphalt shingles or roll roofing, cedar shakes, etc. | |
| 4236 | Sheet Metal and Built-Up Roofing |
| Establishments primarily engaged in sheet metal roofing, built-up tar and gravel roofing, roof tiling or slating, and associated metal roof work. Establishments primarily engaged in sheet metal and other duct work are classified in 4244 - Sheet Metal and Other Duct Work, construction. | |
| 4239 | Other Exterior Close-In Work |
| Establishments primarily engaged in exterior close-in work not elsewhere classified. | |
| 424 | Plumbing, Heating and Air Conditioning, MechanicalWork |
| Establishments primarily engaged in mechanical trades such as plumbing, dry heating and gas piping, wet heating and air conditioning, sheet metal and other duct work. | |
| 4241 | Plumbing |
| Establishments primarily engaged in the installation and repair of primary hot and cold water piping systems (i.e. except space heating). Establishments primarily engaged in the installation and repair of secondary hot water systems or water pumping systems for space heating are classified in 4243 - Wet Heating and Air Conditioning Work, construction and those primarily engaged in installing eavestroughing are classified in 4236 - Sheet Metal and Built-Up Roofing, construction. | |
| 4242 | Dry Heating and Gas Piping Work |
| Establishments primarily engaged in natural gas pipe fitting and the installation and repair of dry heating systems, except electric heating and duct work. Establishments primarily engaged in electric heating are classified in 4261 - Electrical Work, construction and those primarily engaged in sheet metal duct work are classified in 4244 - Sheet Metal and Other Duct Work, construction. | |
| 4243 | Wet Heating and Air Conditioning Work |
| Establishments primarily engaged in the installation and repair of secondary hot water or steam heating systems, cooling and air conditioning equipment and solar heating systems involving liquids. Establishments primarily engaged in primary hot and cold water piping systems are classified in 4241 - Plumbing, construction those primarily engaged in sheet metal duct work are classified in 4244 - Sheet Metal and Other Duct Work, construction and those primarily engaged in installing purchased power boilers are classified in 4227 - Structural Steel Erection. | |
| 4244 | Sheet Metal and Other Duct Work |
| Establishments primarily engaged in the installation and repair of metallic and non metallic duct work for heating, cooling and ventilation exhaust and dust collection systems along with related diffusers, grilles and air registers. Establishments primarily engaged in sheet metal roofing are classified in 4236 - Sheet Metal and Built-Up Roofing, construction. | |
| 425 | Mechanical Specialty Work |
| Establishments primarily engaged in process piping, automatic sprinkler systems, commercial refrigeration, environmental controls, millwright and rigging, thermal insulation and other mechanical specialty work. | |
| 4251 | Process Piping Work |
| Establishments primarily engaged in the installation and repair of industrial process piping. | |
| 4252 | Automatic Sprinkler System Installation |
| Establishments primarily engaged in the installation and repair of automatic sprinkler fire protection systems. Establishments primarily engaged in installing sprinkler systems for lawns and gardens are classified in 4241 - Plumbing, construction. | |
| 4253 | Commercial Refrigeration Work |
| Establishments primarily engaged in the installation and repair of commercial, industrial and scientific refrigeration and cold storage systems. Establishments primarily engaged in providing a refrigeration service are classified in 4791 - Refrigerated Warehousing Industry. | |
| 4254 | Environmental Control Work |
| Establishments primarily engaged in the installation and repair of central temperature control panels, remote temperature, humidity and smoke detection sensors and related systems and control wiring in multi-unit residential and non-residential buildings. | |
| 4255 | Millwright and Rigging Work |
| Establishments primarily engaged in the hoisting, installation and dismantling of large-scale apparatus and special equipment such as central air conditioning plants, industrial process and materials handling equipment, hydroelectric station and sewage treatment plant components. Establishments primarily engaged in installing elevators and escalators are classified in 4291 - Elevator and Escalator Installation. | |
| 4256 | Thermal Insulation Work |
| Establishments primarily engaged in applying insulation to hot and chilled water pipes, boilers and duct runs. Establishments primarily engaged in insulating wall cavities and attics are classified in 4234 - Insulation Work, construction. | |
| 4259 | Other Mechanical Specialty Work |
| Establishments primarily engaged in mechanical specialty work not elsewhere classified. | |
| 426 | Electrical Work |
| 4261 | Electrical Work |
| Establishments primarily engaged in the installation and repair of electrical and communication wiring systems, except transmission and distribution lines. Establishments primarily engaged in installing transmission and distribution lines are classified in 4124 - Power and Telecommunication Transmission Lines, construction. | |
| 427 | Interior and Finishing Work |
| Establishments primarily engaged in plastering, drywall, acoustical, finish carpentry, painting and decorating, terrazzo and tile, flooring and carpeting and other interior and finishing work. | |
| 4271 | Plastering and Stucco Work |
| Establishments primarily engaged in the installation and repair of interior and exterior plaster or stucco including related lathing materials. | |
| 4272 | Drywall Work |
| Establishments primarily engaged in the installation of drywall sheets or panels, including related taping of joints, sanding and other drywall finishing. | |
| 4273 | Acoustical Work |
| Establishments primarily engaged in the application of acoustical panels, tiles and other materials to interior walls and ceilings. | |
| 4274 | Finish Carpentry |
| Establishments primarily engaged in on-site cabinetry, millwork installation, pre-fabricated sash and door installation, garage door installation, exterior and interior trimming and miscellaneous hardware installation. Establishments primarily engaged in installing metal doors and window frames are classified in 4232 - Siding Work, construction. | |
| 4275 | Painting and Decorating Work |
| Establishments primarily engaged in painting, paperhanging and decorating in buildings and painting of heavy (engineering) structures. Included are establishments primarily engaged in paint or paper stripping and parking lot or road surface marking. Establishments primarily engaged in furniture stripping and refinishing are classified in 6213 - Furniture Refinishing and Repair Shops. | |
| 4276 | Terrazzo and Tile Work |
| Establishments primarily engaged in the installation of poured-in-place terrazzo and tile work and interior marble, granite or slate work. Establishments primarily engaged in exterior marble or slate work are classified in 4231 - Masonry Work, construction. | |
| 4277 | Hardwood Flooring Installation |
| Establishments primarily engaged in the installation and repair of hardwood flooring materials such as hardwood strip and wood parquet including related sanding and other finishing. | |
| 4278 | Resilient Flooring and Carpet Work |
| Establishments primarily engaged in the installation and repair of resilient flooring, carpeting and underlay. | |
| 4279 | Other Interior and Finishing Work |
| Establishments primarily engaged in interior finishing trade work not elsewhere classified. Establishments primarily engaged in installing acoustical suspended ceilings are classified in 4273 - Acoustical Work, construction. | |
| 429 | Other Trade Work |
| Establishments primarily engaged in the installation of elevators and escalators, ornamental metal, residential swimming pools and other construction work not elsewhere classified. | |
| 4291 | Elevator and Escalator Installation |
| Establishments primarily engaged in the installation and repair of elevators and escalators, moving sidewalks and similar conveying equipment. | |
| 4292 | Ornamental and Miscellaneous Fabricated MetalInstallation |
| Establishments primarily engaged in the installation and repair of standard or custom fabricated sheet metal components (except for roofing and duct work), decorative iron or steel work, ornamental or architectural metal work. Establishments primarily engaged in installation of sheet metal roofing are classified in 4236 - Sheet Metal and Built-Up Roofing, construction and those primarily engaged in the installation of sheet metal duct work are classified in 4244 - Sheet Metal and Other Duct Work, construction. | |
| 4293 | Residential Swimming Pool Installation |
| Establishments primarily engaged in the installation of permanent and semi-permanent residential swimming pools of all types. | |
| 4299 | Other Trade Work n.e.c. |
| Establishments primarily engaged in specialized trade work not elsewhere classified. | |
| 44 | Service Industries Incidental to Construction |
| Establishments primarily engaged in providing services closely related to the construction process. | |
| 441 | Project Management, Construction |
| 4411 | Project Management, Construction |
| Establishments primarily engaged in project management, contract management or construction management. The participation in the construction process of this type of establishment is restricted to coordination and supervision on behalf of the principals. Establishments primarily engaged in consulting engineering, quantity surveying, construction planning consulting and construction economists services are classified in Industry Group 775 - Architectural, Engineering and Other Scientific and Technical Services. | |
| 449 | Other Services Incidental to Construction |
| Establishments primarily engaged in land developing and providing other services incidental to construction not elsewhere classified. | |
| 4491 | Land Developers |
| Establishments primarily engaged in the acquisition, assembly, subDivision and servicing of land for subsequent resale to builders. Builder-developers are classified in Major Group 40 - Building, Developing and General Contracting Industries. | |
| 4499 | Other Services Incidental to Construction n.e.c. |
| Establishments primarily engaged in providing on-site services not in themselves contributing to structures. Establishments specializing in financial services to the construction industry are classified in industries 7129 - Other Business Financing Companies or 7339 - Other Property and Casualty Insurers. | |