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Wiener Außenring Autobahn
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The Wiener Außenring Autobahn A 21 (also Allander Autobahn) is a motorway in Austria and part of the European route E60. It connects the West Autobahn (A 1) at the Steinhäusl interchange with the Süd Autobahn (A 2) at the Vösendorf interchange, where it continues as the Wiener Außenring Schnellstraße (S 1).
Quick Facts Motorway A21, Route information ...
Motorway A21 | ||||
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Wiener Außenring Autobahn A21 | ||||
Vienna Outer Ring Autobahn | ||||
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Route information | ||||
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Length | 38.2 km (23.7 mi) | |||
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Country | Austria | |||
States | Lower Austria, Vienna | |||
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In the future, the Wiener Außenring Autobahn, in conjunction with other expressways and motorways, will form part of the so-called regional ring around Vienna.