Construction of sports facilities
This subclass includes:
- construction of football, basketball, volleyball and other types of stadiums, golf courses, tennis courts
Construction of gas supply structures
This subclass includes:
- assembly of main and urban gas pipelines
- construction of gas filling stations
- construction of gas and liquid fuel storage structures
Construction of other civil engineering structures, not elsewhere classified
This class includes:
- construction of refining, chemical and similar industrial structures (except buildings)
- land improvement works: construction of additional roads, auxiliary structures.
Excludes:
- installation of industrial machinery and equipment, see 33.20
- land-related activities, except land improvement works, see 68.10
- project management services related to construction projects, see 71.1