PRACE ZIEMNE MASZYNAMI BUDOWLANYMI ANDRZEJ KIERNIA

49.41.Z - Freight transport by road

02.10.Z - Silviculture and other forestry activities, excluding gathering of forestry products

02.40.Z - Service activity related to forestry

08.11.Z - Quarrying of ornamental and building stone, limestone, gypsum, chalk and slate

08.12.Z - Operation of gravel and sand pits; mining of clays and kaolin

08.92.Z - Extraction of peat

23.61.Z - Manufacture of concrete products for construction purposes

23.63.Z - Manufacture of ready-mixed concrete

23.70.Z - Cutting, shaping and finishing of stone

23.99.Z - Manufacture of abrasive products and others non-metallic mineral products not elsewhere classified

25.62.Z - Mechanical working of metal elements

33.12.Z - Repair and maintenance of machinery

35.11.Z - Production of electricity

37.00.Z - Sewage disposal and treatment

38.11.Z - Collection of non-hazardous waste

38.12.Z - Collection of hazardous waste

38.32.Z - Recovery of sorted materials

41.10.Z - Realization of building projects related to erection of buildings

41.20.Z - Building works related to erection of residential and non-residential buildings

42.11.Z - Works related to construction of roads and motorways

42.12.Z - Works related to construction of railways and underground railways

42.13.Z - Works related to construction of bridges and tunnels

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

42.22.Z - Works related to construction of telecommunications and electricity lines

42.91.Z - Works related to construction of water projects

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

43.11.Z - Demolition

43.12.Z - Site preparation

43.13.Z - Test drilling and boring

43.22.Z - Plumbing, heat and air-conditioning installation

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.99.Z - Other specialised construction activities not elsewhere classified

45.20.Z - Maintenance and repair of motor vehicles, excluding motorcycles

46.71.Z - Wholesale of fuels and related products

46.73.Z - Wholesale of wood, construction materials and sanitary equipment

46.77.Z - Wholesale of waste and scrap

49.31.Z - Urban and suburban passenger land transport

55.20.Z - Holiday and other short-stay accommodation

71.12.Z - Engineering activities and related technical consultancy

77.32.Z - Rental and leasing of construction machinery and equipment

81.29.Z - Other cleaning activities

81.30.Z - Landscape service activities