CPV code 45247100 designates Construction work for waterways in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
45247100 sits under 45247000 (Construction work for dams, canals, irrigation channels and aqueducts) and groups 3 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.