
S-400
S-400 · International "E" route
Identifies a route on the international "E" network.
Catalogue section 3.13
They identify the road by its number or name.
How to recognise them: A shield or box carrying the road's number or name.
7 signs

S-400
Identifies a route on the international "E" network.

S-410
Identifies 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-410a
Identifies a toll motorway. Toll motorways belonging to a regional government are named under the same rules as sign S-410.

S-420
Identifies a road on the state network that is neither a motorway nor a dual carriageway.

S-430
Identifies a first-level road, other than a motorway or dual carriageway, belonging to a network other than the state's.

S-440
Identifies a second-level road, other than a motorway or dual carriageway, belonging to a network other than the state's.

S-450
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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