35
Business management; business administration; assistance in
the management of industrial or commercial enterprises,
cooperatives, joint ventures and holdings in the field of
building construction and ancillary building trade;
assistance services related to the operation of facilities
and installations in the field of building construction as
well as in the field of concrete and asphalt mixing plants,
quarries, ballast, sand, gravel and clay pits, machine
factories, repair shops, concrete and prefabricated part
plants.
37
Construction; repair of buildings and construction vehicles;
installation of apparatus for heating and of gas and water
pipes; electrical installation services; construction of
civil engineering structures; construction and repair of
concrete slab constructions in road building, for flight
operation areas and in traffic areas; conducting cement
stabilisation and soil conditioning works, concrete ceiling
refurbishment, joint renovation and remediation engineering
works, special concrete buildings by use of slip form
systems, in-situ concrete guide wall installation works,
demolition and reconditioning services; building
construction supervision; rental of construction equipment;
construction of facilities and installations in the field of
building construction as well as in the field of concrete
and asphalt mixing plants, quarries, ballast, sand, gravel
and clay pits, machine factories, repair shops, concrete and
prefabricated part plants; construction of landfills and of
building material recycling installations.
42
Scientific and technological services in the field of
construction as well as for construction machines and
equipment (research and engineering); design and development
of installations and systems in the fields of construction,
the building material industry, environmental and process
engineering, environmental protection as well as
construction and mechanical engineering.
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