International Standard Industrial Classification of All Economic Activities, Rev.4Sierra Leone Standard Industrial Classification (ISIC Rev 4 based)
ISIC Rev 4 421 to ISIC Rev 4 (Sierra Leone)
Crosswalk mapping from ISIC Rev 4 421 "Construction of roads and railways" to ISIC Rev 4 (Sierra Leone). 1 official equivalence.
ISIC Rev 4 421 in ISIC Rev 4 (Sierra Leone)
Each entry is an official equivalence edge. Click to see the full ISIC Rev 4 (Sierra Leone) definition, hierarchy, and its own crosswalks.
Reverse direction: ISIC Rev 4 (Sierra Leone) to ISIC Rev 4
About ISIC Rev 4 421
421 Construction of roads and railwaysThis class covers the construction of transport infrastructure such as roads, highways, streets, bridges, tunnels and railway lines, including associated earthworks, paving, track laying and related civil-engineering services.