Building construction including construction of dam walls, scaffolds and facings; repair and maintenance services, including within the framework of servicing, installation services; building services with lifting cranes and pulleys; installation services for on- and offshore industry; dredging services; cleaning services; earth moving services; hydraulic engineering installation and maintenance services; rental of machines and apparatus for foundation work, as well as for earth moving and hydraulic works; consultancy in relation to foundation work and earth moving

Transport, including transport by water; towing services; storage services; refloating of water vehicles; rental of warehouses; rental of water vehicles; packaging and storage of goods; reshipping of goods (transport); transportation within the framework of the removal of wrecked ships; towing services through ports; storage (transport) of goods; transportation of goods with pulleys and breakdown lorries; the aforesaid services also through ports and so-called on- and offshore terminals; transport, storage and collecting garbage and building materials, including silt, mud, ground and waste water

Planning in relation to foundation work and earth moving; planning and consultancy in relation to hydraulic engineering