A 21 | ||||
---|---|---|---|---|
Bundesautobahn 21 | ||||
Route information | ||||
Length | 50 km (31 mi) | |||
Location | ||||
Country | Germany | |||
States | Schleswig-Holstein, Lower Saxony (planned) | |||
Highway system | ||||
| ||||
|
Bundesautobahn 21 (translates from German as Federal Motorway 21, short form Autobahn 21, abbreviated as BAB 21 or A 21) is an autobahn in Germany.
It runs from an interchange with the A 1 at Bargteheide to Wankendorf, halfway between Bad Segeberg and Kiel. A northbound extension to Kiel and a southbound extension connecting to the A 39 are being planned. The A 21 will cross the extension of the A 20 near Bad Segeberg.
Exit list
State | District | Location | km | mi | Exit | Name | Destinations | Notes |
---|---|---|---|---|---|---|---|---|
Schleswig-Holstein | Kiel | Gaarden-Süd and Kronsburg | — | Kiel-Barkauer Kreuz | ![]() ![]() ![]() | proposed northern endpoint of motorway | ||
— | Kiel-Molfsee | Schulensee ( ![]() | Proposed junction
Planned Südspange will start here | |||||
Moorsee | Bridge | Eisenbahnbrücke | Hamburg-Altona–Kiel railway | Proposed bridge | ||||
— | Kiel-Neumeimersdorf | Kiel-Meimersdorf | Junction currently part of the B 404 | |||||
— | Kiel-Wellseedamm | Kiel-Wellsee, Kiel Elmschenhagen | Junction currently part of the B 404 | |||||
— | Kiel-Industrieareal Wellsee | Kiel-Industrieareal Wellsee | Junction proposed | |||||
Plön (district) | Boksee | — | Boksee/Havighorst | Boksee, Havighorst | Junction proposed | |||
Klein Barkau | 5 | Klein Barkau | Klein Barkau, Kirchbarkau | Junction under construction | ||||
Löptin | — | transition from federal road | ![]() | Transition from B 404
Current northern endpoint of motorway | ||||
Stolpe | 6 | Nettelsee | Nettelsee, Plön, Bordesholm | |||||
Rest area | Depenauer Moor | Depenauer Moor | Access only southbound | |||||
7 | Wankendorf | Wankendorf, Stolpe | ||||||
Segeberg | Bornhöved | 8 | Bornhöved | ![]() | Eutin is only signed southbound | |||
9 | Trappenkamp | Trappenkamp, Rickling | Rickling is only signed southbound | |||||
Daldorf | 10 | Daldorf | Daldorf, Rickling | Rickling is only signed northbound | ||||
Negernbötel | 11 | Wahlstedt | ![]() ![]() ![]() | Flensburg and Neumünster are only signed northbound | ||||
Schackendorf | Rest area | Schackendorf | Schackendorf rest area | |||||
— | Schackendorf | Schackendorf | Incomplete Junction: Only one entrance northbound
Slip road closed in 2021 | |||||
12 | Bad Segeberg-Nord | Bad Segeberg, Schackendorf | Proposed exit
Exit will be built along the A 20 extension | |||||
Bridge | Straßen- und Eisenbahnbrücke | Neumünster–Bad Oldesloe railway | ||||||
Bad Segeberg | 12 | Bad Segeberg-Nord | ![]() ![]() | Exit will be closed along the A 20 extension | ||||
Högersdorf | 13 | Bad Segeberg interchange | ![]() | interchange proposed | ||||
13 | Bad Segeberg-Süd | ![]() | Hamburg Airport is only signed southbound
Exit will be closed along the A 20 extension | |||||
Mözen | 14 | Schwissel | Schwissel | |||||
Schwissel | Rest area | Schwisseler Kamp | Schwisseler Kamp rest area | |||||
Neversdorf | 15 | Leezen | Leezen | |||||
Stormarn | Bad Oldesloe | 16 | Bad Oldesloe-Nord | Nütschau, Tralau, Borstel, Bad Oldesloe-Nord | ||||
17a | Bad Oldesloe-Süd | ![]() | ||||||
Rümpel | 17b | Rümpel | Rümpel | incomplete junction: only one entrance northbound | ||||
Tremsbüttel | Bridge | Straßen- und Eisenbahnbrücke | Lübeck–Hamburg railway | |||||
18 | Tremsbüttel | Tremsbüttel | ||||||
Rest Area | Rehbrook | Rehbrook reat area | ||||||
Hammoor | 19 | Bargteheide interchange | ![]() ![]() | incomplete interchange: no exit/entrance ramp: Kiel ↔ Lübeck, no exit/entrance ramp: Hamburg ↔ Schwarzenbek, no exit ramp Schwarzenbek → Lübeck | ||||
— | transition to federal road | ![]() | Transition to B 404
Current southern endpoint of motorway | |||||
— | Bargteheide | Bargteheide, Hammoor | Proposed junction | |||||
Todendorf | — | Todendorf/Mollhagen | Todendorf, Mollhagen | Proposed junction | ||||
Steinburg, Stormarn | — | Todendorf/Sprenge | Todendorf, Sprenge | Proposed junction | ||||
Lütjensee | — | Lütjensee/Schönberg | Lütjensee, Schönberg | Proposed junction | ||||
Grönwohld | — | Lütjensee/Grönwohld | Lütjensee, Grönwohld | Proposed junction | ||||
Trittau | — | Trittau-Nord | Trittau, Großensee | Proposed junction | ||||
Grande | — | Trittau-Süd | Trittau, Grande | Proposed junction | ||||
Herzogtum Lauenburg | Kasseburg | — | Schwarzenbek/Grande interchange | ![]() ![]() | Proposed interchange | |||
Sachsenwald | — | Schwarzenbek-Nord | ![]() | Proposed junction | ||||
Schwarzenbek | Bridge | Eisenbahnbrücke | Berlin-Hamburg railway | Proposed bridge | ||||
— | Schwarzenbek-West | ![]() | Proposed junction | |||||
Hohenhorn | — | Geesthacht-Nord | ![]() | Proposed junction | ||||
Escheburg | — | Geesthacht interchange | ![]() | Proposed interchange | ||||
Elbe | Elbe | Elbe | Bridge | Elbe river | Elbe river bridge | Proposed bridge | ||
Niedersachsen | Harburg (district) | Marschacht | — | Marschacht-Rönne | Marschacht, Rönne | Proposed junction | ||
— | Marschacht-Eichholz | Marschacht, Eichholz | Proposed junction | |||||
Handorf | — | Handorf | Handorf, Rottdorf | Proposed junction | ||||
Bardowick | — | Handorf interchange | ![]() | Proposed junction
proposed southern endpoint of motorway | ||||
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
|
External links
- Bundesautobahn 21 – detailed route plan (in German)