Carpentry work performed at the construction site
Economic units primarily engaged in carpentry work at construction sites. This may include new construction, extensions, renovations, maintenance, or repairs of carpentry work already completed or installed at the constr…
Multi-family housing construction
Economic units primarily engaged in the construction of multi-family housing (dwellings separated by floor-to-ceiling walls or a mezzanine), such as condominiums and apartments. This may include new construction, expansi…
Single-family home construction
Economic units primarily engaged in the construction of single-family homes (homes separated by floor-to-ceiling walls, with no additional structures built above or below each dwelling). This may include new construction…
Installation of signs and protections in road works
Economic units primarily engaged in the installation of steel and concrete signs and protections on streets, avenues, highways, roads and runways.…
Construction of industrial buildings and plants, except for supervision
Economic units primarily engaged in the construction of industrial buildings and plants, such as chemical, food, automotive, pharmaceutical, fertilizer, assembly, paper, and aerospace plants. This may include new constru…
Assembly of prefabricated steel structures
Economic units primarily engaged in the on-site assembly of prefabricated steel structures, such as beams, girders, and columns for vehicular, rail, and pedestrian bridges; for industrial buildings, buildings, and storag…
Assembly of prefabricated concrete structures
Economic units primarily engaged in the on-site assembly of prefabricated concrete structures, such as beams, girders, and panels. This may include new construction, expansions, renovations, maintenance, or repairs of pr…