173101 - - Building construction
173102 - - Single-family houses - attached & Detached
173103 - - Single-family houses - detached
173104 - - Single-family houses - attached (incl Townhouses)
173105 - - Apartment buildings with two or more apartments
173106 - - General residential buildings (incl Hotels & Motels)
173107 - - Hotels & Motels
173108 - - General residential buildings (excl hotels & Motels)
173109 - - Office buildings
173110 - - General commercial buildings such as Stores + Restaurants / etc.
173111 - - Industrial buildings & Warehouse
173112 - - Industrial buildings
173113 - - Warehouses
173114 - - Religious buildings
173115 - - Educational buildings
173116 - - Hospitals & Institutional buildings
173117 - - Farm buildings - nonresidential
173118 - - Amusement + Social & Recreational buildings
173119 - - General nonresidential buildings
173123 - - Non Building construction
173124 - - Highways + Streets & related facilities
173137 - - Power & Communication transmission lines + Towers / etc.
173142 - - Mass transit construction
173143 - - Subways + Light Rail
173144 - - Railroads
173145 - - Heavy industrial facilities
173146 - - Blast furnaces + Petroleum refineries & Chemical complexes
173147 - - Power plants
173148 - - Power plants - nuclear
173149 - - Power plants
173150 - - Sewage treatment & Water treatment plants
173151 - - Sewage treatment plants
173152 - - Water treatment plants
173158 - - General non building construction
173159 - - General construction work
1731C001 - - General building contractor
1731C006 - - Heavy construction
1731C007 - - Heavy construction contractor
1731C008 - - Cable laying contractor
1731C016 - - Air-conditioning contractor
1731C019 - - Heating contractor
1731C021 - - Mechanical contractor
1731C022 - - Plumbing contractor
1731C026 - - Heating, Air-conditioning contractor
1731C033 - - Electrical contractor
1731C034 - - Electric power contractor
1731C035 - - Electronic control system contractor
1731C036 - - Highway lighting & Signal contractor
1731C037 - - Fire & Security systems contractors
1731C038 - - Telecommunication contractor
1731C086 - - Millwright
1731C099 - - Other Construction activities
1731C104 - - Manufacturing
1731C108 - - Retail trade
1731C111 - - Wholesale trade
1731C114 - - Non-Core Activities
1731C115 - - Miscellaneous Items