Construction of utilities (sewerage, water supply, heating)
Erection works (reinforced concrete panels, steel structures, sandwich panels)
Concrete works (foundations, walls, columns, slabs, floors)
Excavation or zero cycle works
Engineering and designing
Masonry works
Install, repair, or replace conduits, ductwork, trenching, ground disturbance, transformers and switching cubicles, pedestal bases, guardrails, manholes, vaults, landscaping, and intermediate poles for low-voltage service wire on an entity's land