High-Rise Construction, Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Industrial Construction, Heavy Civil Construction, Hydraulic Engineering Construction, Power Engineering Construction, Irrigation / Drainage Construction, Sport Facilities Construction, Highway Construction, Asphalting, Power Line Construction, Water-Supply Construction, Sewage Construction, Earthworks, Demolition, Water Supply / Sewage Work - Indoor / Plumbing, Water Supply / Sewage Work - Outdoor, Pumping Station Construction, Electrical Work / Indoor, Electrical Work / Outdoor, Lighting Systems, Power Supply Systems Installation, Irrigation Systems, Automatic Irrigation Systems, Bulldozers, Hydraulic Breakers, Trucks, Truck Mixers / Agitating Trucks, Crane Trucks, Mast Platforms, Swimming Pool Construction, Residential Renovation / Finishing, Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing, 03.04. Residential / Commercial and Industrial Buildings, Category 1 (03.04), 03.05. Power Supply (Internal and External Power Supply and Lighting Networks / Power Supply Systems / Photovoltaic and Wind Power Plants), Category 1 (03.05), 03.06. HVAC / Gas Supply, Category 1 (03.06), 03.07. Hydraulic Structures, Category 1 (03.07), 03.08. Water Supply and Drainage / Melioration Systems, Category 1 (03.08), 03.09. Transportation Structures and Highways (Roads and Railways / Airports / Bridges / Tunnels / Overpasses / Retaining Walls etc.), Category 1 (03.09)

Industrial Construction, Heavy Civil Construction, Hydraulic Engineering Construction, Irrigation / Drainage Construction, Highway Construction, Water-Supply Construction, Sewage Construction, Heating Systems Installation, Ventilation Systems Installation, Air-Conditioning Installation, Refrigeration Installation, Water Supply / Sewage Work - Indoor / Plumbing, Water Supply / Sewage Work - Outdoor, Pumping Station Construction, Water Treatment, Landscaping, Irrigation Systems, 03.04. Residential / Commercial and Industrial Buildings, Category 3 (03.04), 03.06. HVAC / Gas Supply, Category 3 (03.06), 03.07. Hydraulic Structures, Category 3 (03.07), 03.08. Water Supply and Drainage / Melioration Systems, Category 3 (03.08)