322 Building Structure Services

**Exclusions/References:** - Units mainly engaged in - (a) terrazzo laying are included in Class 3243 Tiling and Carpeting Services; and - (b) brick paving are included in Class 3291 Landscape Construction Services. **Primary Activities:** - Concrete footpath construction - Concrete foundation construction - Concrete kerb and guttering construction - Concrete pumping - Concrete work on construction projects - Repair of kerbs, gutters or other concrete structural products

**Exclusions/References:** - Units mainly engaged in brick paving are included in Class 3291 Landscape Construction Services. **Primary Activities:** - Bricklaying - Concrete block laying - Repair of brickwork - Stonework on construction projects

**Exclusions/References:** - Units mainly engaged in - (a) the installation of insulation materials are included in Class 3239 Other Building Installation Services; - (b) the installation of roof guttering are included in Class 3231 Plumbing Services; and - (c) the installation of wooden roof trusses are included in Class 3242 Carpentry Services. **Primary Activities:** - Metal roof fixing - Roof painting, spraying or coating - Roof tiling

**Exclusions/References:** - Units mainly engaged in - (a) the construction of buildings (which incorporate structural steel components) are included in the appropriate classes of Subdivision 30 Building Construction; and - (b) the construction of complete structures such as bridges, towers or oil refinery plants (which incorporate structural steel components) are included in the appropriate classes of Subdivision 31 Heavy and Civil Engineering Construction. **Primary Activities:** - Metal silo erection - Metal storage tank erection - Reinforcing steel erection - Structural steel erection - Truss or joist, steel, erection - Welding work on construction projects