S-400
What does the S-400 sign mean?

International "E" route
Meaning
Identifies a route on the international "E" network.
Sign details
- Official code
- S-400
- Group
- Road identification signs
- Catalogue section
- 3.13
- How to recognise it
- A shield or box carrying the road's number or name.
Source: Reglamento General de Circulación — Anexo I, apartado 5: Catálogo oficial de señales de la circulación y marcas viales (Catálogo de señales verticales, tomo I) · Anexo I, apartado 5 (Catálogo de señales verticales de circulación, tomo I)
Other signs in this group
S-410Motorway or dual carriagewayIdentifies a motorway or dual carriageway. Where it belongs to a regional government, the region's letters may be added after the letter A and its number, or above the sign on a supplementary panel. No road without the characteristics of a motorway or dual carriageway may be identified with the letter A. Where the road is a ring road or bypass, the letter A may be replaced by the letters of the city, under the code the Ministry lays down for it.
S-410aToll motorwayIdentifies a toll motorway. Toll motorways belonging to a regional government are named under the same rules as sign S-410.
S-420State-network conventional or multi-lane roadIdentifies a road on the state network that is neither a motorway nor a dual carriageway.
S-430First-level road outside the state network.Identifies a first-level road, other than a motorway or dual carriageway, belonging to a network other than the state's.
S-440Second-level road outside the state network.Identifies a second-level road, other than a motorway or dual carriageway, belonging to a network other than the state's.
S-450Third-level road outside the state network.Identifies a third-level road, other than a motorway or dual carriageway, belonging to a network other than the state's.
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