321 Land Development and Site Preparation Services

**Exclusions/References:** - Units mainly engaged in - (a) constructing buildings on lots they subdivide or develop are included in the appropriate classes of Subdivision 30 Building Construction; - (b) construction of roads on a subcontract basis for land subdividers are included in Class 3101 Road and Bridge Construction; and - (c) legal subdivision of land without land preparation are included elsewhere in the classification system based on the primary activity of the unit. **Primary Activities:** - Land subdivision or development

**Exclusions/References:** - Units mainly engaged in - (a) quarrying sand or gravel are included in Class 0911 Gravel and Sand Quarrying; - (b) quarrying earth soil or filling are included in Class 0919 Other Construction Material Mining; and - (c) selling sand, gravel or other quarried construction materials are included in Class 3339 Other Hardware Goods Wholesaling. **Primary Activities:** - Demolition of buildings or other structures - Earthmoving - Earthmoving plant and equipment hiring with operator - Excavation - Explosives laying - Ground de-watering - Land clearing - Levelling (construction sites) - Removal of overburden - Trench digging