Greek National Road 8 ( el, Εθνική Οδός 8, abbreviated as EO8, common name: old Athens-Patras national road) is a

single carriageway A single carriageway (British English) or Undivided highway (American English) is a road with one, two or more lanes arranged within a one carriageway with no central reservation to separate opposing flows of traffic. A single-track road has a s ...

with

at-grade intersections An intersection or an at-grade junction is a junction where two or more roads converge, diverge, meet or cross at the same height, as opposed to an interchange, which uses bridges or tunnels to separate different roads. Major intersections ...

in the

Attica Attica ( el, Αττική, Ancient Greek ''Attikḗ'' or , or ), or the Attic Peninsula, is a historical region that encompasses the city of Athens, the capital of Greece and its countryside. It is a peninsula projecting into the Aegean ...

Peloponnese The Peloponnese (), Peloponnesus (; el, Πελοπόννησος, Pelopónnēsos,(), or Morea is a peninsula and geographic region in southern Greece. It is connected to the central part of the country by the Isthmus of Corinth land bridge which ...

and

West Greece Western Greece Region ( el, Περιφέρεια Δυτικής Ελλάδας, translit=Periféria Dhitikís Elládhas, ) is one of the thirteen administrative regions of Greece. It comprises the western part of continental Greece and the north ...

regions. It connects

Athens Athens ( ; el, Αθήνα, Athína ; grc, Ἀθῆναι, Athênai (pl.) ) is both the capital and largest city of Greece. With a population close to four million, it is also the seventh largest city in the European Union. Athens dominates a ...

with the cities of

Corinth Corinth ( ; el, Κόρινθος, Kórinthos, ) is the successor to an ancient city, and is a former municipality in Corinthia, Peloponnese, which is located in south-central Greece. Since the 2011 local government reform, it has been part ...

and

Patras ) , demographics_type1 = , demographics1_footnotes = , demographics1_title1 = , demographics1_info1 = , demographics1_title2 = , demographics1_info2 = , timezone1 = EET , utc_offset1 = +2 ...

. Since the 1960s it has been replaced for most of its length with the National Road 8A, a limited-access

toll road A toll road, also known as a turnpike or tollway, is a public or private road (almost always a controlled-access highway in the present day) for which a fee (or '' toll'') is assessed for passage. It is a form of road pricing typically implement ...

that bypasses most towns, as the major route to the Peloponnese. The National Road 8A has been upgraded to a motorway, the

Olympia Odos Olympia Odos is a toll motorway system on the Peloponnese in Greece. Starting from Eleusis in the Athens metropolitan area, the Olympia Odos motorways follow the Gulf of Corinth to the Rio–Antirrio bridge and the city of Patras, and along th ...

(A8). National Road 8 passes along the northern coast of the

Saronic Gulf The Saronic Gulf ( Greek: Σαρωνικός κόλπος, ''Saronikós kólpos'') or Gulf of Aegina in Greece is formed between the peninsulas of Attica and Argolis and forms part of the Aegean Sea. It defines the eastern side of the isthmus of ...

, through the

Isthmus of Corinth The Isthmus of Corinth ( Greek: Ισθμός της Κορίνθου) is the narrow land bridge which connects the Peloponnese peninsula with the rest of the mainland of Greece, near the city of Corinth. The word " isthmus" comes from the Anci ...

and further, along the southern coast of the

Gulf of Corinth The Gulf of Corinth or the Corinthian Gulf ( el, Κορινθιακός Kόλπος, ''Korinthiakόs Kόlpos'', ) is a deep inlet of the Ionian Sea, separating the Peloponnese from western mainland Greece. It is bounded in the east by the ...

, and ending in downtown

Patras ) , demographics_type1 = , demographics1_footnotes = , demographics1_title1 = , demographics1_info1 = , demographics1_title2 = , demographics1_info2 = , timezone1 = EET , utc_offset1 = +2 ...

. It runs through five regional units:

Central Athens Central Athens ( el, Κεντρικός Τομέας Αθηνών) is one of the regional units of Greece. It is part of the region of Attica. The regional unit covers the central part of the agglomeration of Greater Athens. Administration As a ...

, West Athens,

West Attica West Attica ( el, Δυτική Αττική) is one of the regional units of Greece. It is part of the region of Attica. The regional unit covers the western part of the agglomeration of Athens, and the area to its west. Administration The region ...

Corinthia Corinthia ( el, Κορινθία ''Korinthía'') is one of the regional units of Greece. It is part of the modern regions of Greece, region of Peloponnese (region), Peloponnese. It is situated around the city of Corinth, in the north-eastern part ...

and

Achaea Achaea () or Achaia (), sometimes transliterated from Greek as Akhaia (, ''Akhaïa'' ), is one of the regional units of Greece. It is part of the region of Western Greece and is situated in the northwestern part of the Peloponnese peninsula. T ...

. Since the opening of National Road 8A it is mainly used for local traffic in the coastal towns.

Original route

According to the Government Gazette in 1963, the original alignment of EO8 ran from

Patras ) , demographics_type1 = , demographics1_footnotes = , demographics1_title1 = , demographics1_info1 = , demographics1_title2 = , demographics1_info2 = , timezone1 = EET , utc_offset1 = +2 ...

, via:

, Kiato, Derveni,

Aigio Aigio, also written as ''Aeghion, Aegion, Aegio, Egio'' ( el, Αίγιο, Aígio, ; la, Aegium), is a town and a former municipality in Achaea, West Greece, on the Peloponnese. Since the 2011 local government reform, it is part of the municipal ...

and

Rio Rio or Río is the Portuguese, Spanish, Italian, and Maltese word for "river". When spoken on its own, the word often means Rio de Janeiro, a major city in Brazil. Rio or Río may also refer to: Geography Brazil * Rio de Janeiro * Rio do Sul, a ...

Present route

Today, the EO8 bypasses

Megara Megara (; el, Μέγαρα, ) is a historic town and a municipality in West Attica, Greece. It lies in the northern section of the Isthmus of Corinth opposite the island of Salamis, which belonged to Megara in archaic times, before being take ...

, whereas the original alignment ran through the town. In Athens, the EO8 currently runs via

Athinon Avenue Athinon Avenue (also known as Kavalas Avenue) is an avenue linking west of downtown Athens at Achilleos Street and Konstantinopouleos Avenue and the Piraeus interchange with the road linking Skaramagkas and Piraeus. For its entire length except f ...

instead of

Iera Odos Iera may refer to: *Iera Echebarría, (born 1992) Spanish rugby player *Iera (Lesbos), town on ancient Lesbos, Greece See also *IERA Iera may refer to: * Iera Echebarría, (born 1992) Spanish rugby player * Iera (Lesbos), town on ancient Lesbos, Gr ...

and

Egaleo Aigaleo or Egaleo ( el, Αιγάλεω ) is a suburban municipality in the western part of Athens, belonging to the West Athens regional administrative unit. It takes its name from Mount Aigaleo. Its population was 69,946 at the 2011 census. Ge ...

. Additionally, the EO8a and A8 "Olympia Odos" runs parallel to the EO8 from Patras to

Eleusis Elefsina ( el, Ελευσίνα ''Elefsina''), or Eleusis (; Ancient Greek: ''Eleusis'') is a suburban city and municipality in the West Attica regional unit of Greece. It is situated about northwest from the centre of Athens and is part of i ...

, although it bypasses many villages and towns that the EO8 directly serve. The remaining sections of the EO8a (between Corinth and Rio) will be upgraded to be part of the A8, and the EO8 will become a non-motorway detour. Apart from the EO8a and A8, the EO8 has connections with (from east to west) the EO1, EO56, A1, EO58, EO3, EO7, EO31, EO5, EO33 and EO9: the EO58, a short airport road to the Eleusis Airbase, also branches off from the EO8.

References

Further information

{{Greekroads 8 Roads in Attica Roads in Peloponnese (region) Roads in Western Greece