Pavement Texturing and Surface Removal Consists of grooving or grinding PCC pavement or continuously reinforced PCC pavement. Cold Milling, Planing and Rotomilling Consists of bituminous surface removal or texturing bituminous pavements. Also applicable to pulverizing and mixing existing bituminous material. Structural Steel Erection Consists of erecting structural steel or sign trusses. Demolition Consists of the removal of timber, steel and concrete structures and buildings.
Fabrication Consists of fabricating, delivering and storing structural steel.
Tunnel Excavation Consists of earth and rock excavation for tunnels, and construction of liner plate shafts, steel sheeted shafts and wood sheeted shafts. Expressway Cleaning Consists of sweeping expressways and arterial routes. Construction Consists of sub-ballast construction, ballast construction, installation of crossites and installation of steel rails. Marine Construction Consists of the construction of harbors and docking facilities on lakes or rivers. This includes breakwater structures, seawalls, bulkheads, piers, and wharves.