1. Marine operations
1.1. Cargo transportation
1.2. Loading and unloading operations
1.3. Open storage of goods
1.4. Closed cargo warehousing
1.5. Weight platform
1.6. Repair works on ships
1.7. Transportation of special personnel to the offshore facilities of marine construction 1.8. Operations to ensure works on offshore construction sites
2. Construction works
2.1. Marine construction works
2.2. Onshore/offshore construction works
2.3. Dredging/Excavation works
2.4. Mechanical construction works