Autostrada A23 (Italy)

Autostrada A23
Autostrada Alpe-AdriaAlps-Adria motorway
Route information
Part of E55
Maintained by ANAS
Length	120 km (75 mi)
Existed	1966–present
Major junctions
South end	Palmanova
Major intersections	A4 in Palmanova
North end	Tarvisio
Location
Country	Italy
Regions	Friuli-Venezia Giulia
Highway system
Roads in Italy Autostrade State Regional Provincial Municipal
← A 22 → A 24

The Autostrada A23 or Autostrada Alpe-Adria ("Alps-Adria motorway") is an autostrada (Italian for "motorway") 120 kilometres (75 mi) long in Italy located in the region of Friuli-Venezia Giulia which connects the Autostrada A4 (Turin–Trieste) near Palmanova via Udine to Tarvisio and the AustrianA2 Süd Autobahn. It is a part of the E55 European route. The Autostrada A23 is one of the main transport links between Northeast Italy and Central Europe.

The first section between Palmanova and Udine (13 km) was opened on 30 July 1966. The section from Udine to Carnia-Tolmezzo (34 km) opened on 26 July 1979^[1] and the section from Carnia-Tolmezzo to Austrian border (60 km) on 3 July 1986. The Udine bypass (13 km) opened on 11 June 1988.^[2]

Route

Autostrada A23 near Venzone

Autostrada A23 above Lake Cavazzo near Cavazzo Carnico

Autostrada A23 near Resiutta

PALMANOVA – TARVISIOAutostrada Alpe-Adria
Exit	↓km↓	↑km↑	Province	European Route
Venezia-Trieste	0 km(0 mi)	120 km(75 mi)	UD	E55
Udine SudRaccordo Udine Sud	13 km(8.1 mi)	106 km(66 mi)
Rest area "Zugliano"	14 km(8.7 mi)	105 km(65 mi)
Udine Nord	26 km(16 mi)	93 km(58 mi)
Rest area "Ledra"	37 km(23 mi)	82 km(51 mi)
Gemona - Osoppo	45 km(28 mi)	74 km(46 mi)
Carnia - TolmezzoCarnica	60 km(37 mi)	59 km(37 mi)
Rest area "Campiolo"[a]	--	51 km(32 mi)
Pontebba	93 km(58 mi)	26 km(16 mi)
Rest area "Fella"[b]	97 km(60 mi)	--
Toll gate Ugovizza	105 km(65 mi)	14 km(8.7 mi)
Malborghetto Valbruna[c]	105 km(65 mi)	14 km(8.7 mi)
Tarvisio Sud[c]	108 km(67 mi)	11 km(6.8 mi)
Tarvisio Nord[d]	115 km(71 mi)	4 km(2.5 mi)
Austria–Italy borderSüd Autobahn	120 km(75 mi)	0 km(0 mi)

Southern Udine connection

RACCORDO UDINE SUDSouthern Udine connection
Exit	↓km↓	↑km↑	Province
Palmanova-Tarvisio	0.0 km(0 mi)	2.7 km(1.7 mi)	UD
Toll gate Udine Sud	0.4 km(0.25 mi)	2.3 km(1.4 mi)
Gorizia-Manzano-ButtrioTangenziale Sud di Udine	0.9 km(0.56 mi)	1.8 km(1.1 mi)
BasaldellaTangenziale Sud di Udine	2.7 km(1.7 mi)	0.0 km(0 mi)

See also

• Autostrade of Italy
• Roads in Italy
• Transport in Italy

Other Italian roads

• State highways (Italy)
• Regional road (Italy)
• Provincial road (Italy)
• Municipal road (Italy)

Notes

1. Only direction Udine-Palmanova
2. Tarvisio direction only
3. Exit only towards the border, entry only towards Udine-Palmanova
4. Entry only towards the border, exit only towards Udine-Palmanova

References

1. "La rete della società Autostrade - Dati e notizie". Autostrade (in Italian). XXI (7–8): 78. July–August 1979. ISSN 0005-1756.
2. Merzagora, Eugenio. "Motorways in Italy (numbering)". Archived from the original on 31 March 2016. Retrieved 4 March 2025.

External links

• "Autovie Venete Spa" (in Italian).
• "Autostrade per l'Italia S.p.A." (in Italian).
• "Gallerie e viadotti della A23" (in Italian).