The Bundesstraße 10 (abbr. B10) is a German federal highway. It leads from

Eppelborn Eppelborn (Saarländisch: ''Ebbelborn'' or ''Ebbelborre'') is a municipality in the Neunkirchen (German district), district of Neunkirchen, in Saarland, Germany. The municipality encompasses 7 villages: Eppelborn, Wiesbach, Dirmingen, Humes, Habac ...

, near the city of

Lebach Lebach is a town in the district of Saarlouis, in Saarland, Germany. It is situated approximately northeast of Saarlouis, and north of Saarbrücken. As of 2020, its population was 18,828. Inhabitants (31 December) Mayors * 1978–2006: Niko ...

Saarland The Saarland (, ; french: Sarre ) is a state of Germany in the south west of the country. With an area of and population of 990,509 in 2018, it is the smallest German state in area apart from the city-states of Berlin, Bremen, and Hamburg, and ...

, eastward to

Neusäß Neusäß (English transcription: Neusaess, Swabian: ''Neisäß'',Neusäß ) is a town in the District of Augsburg, Bavaria, Germany. The town lies on the Schmutter river and borders the city of Augsburg. , the city had 22,164 inhabitants.Municipa ...

near

Augsburg Augsburg (; bar , Augschburg , links=https://en.wikipedia.org/wiki/Swabian_German , label=Swabian German, , ) is a city in Swabia, Bavaria, Germany, around west of Bavarian capital Munich. It is a university town and regional seat of the ' ...

Bavaria Bavaria ( ; ), officially the Free State of Bavaria (german: Freistaat Bayern, link=no ), is a state in the south-east of Germany. With an area of , Bavaria is the largest German state by land area, comprising roughly a fifth of the total lan ...

. The

Bundesautobahn 8 is an autobahn in southern Germany that runs 497 km (309 mi) from the Luxembourg A13 motorway at Schengen via Neunkirchen, Pirmasens, Karlsruhe, Pforzheim, Stuttgart, Ulm, Augsburg and Munich to the Austrian West Autobahn near Salzb ...

mostly runs in parallel to the Bundesstraße 10. After a very short strip near Eppelborn leading to the

Bundesautobahn 1 is an autobahn in Germany. It runs from Heiligenhafen in Schleswig-Holstein to Saarbrücken, a distance of , but is incomplete between Cologne and Trier. B 207 continues north from Heiligenhafen to Puttgarden, at the end of the island of Fehm ...

, the road continues at

Pirmasens Pirmasens (; pfl, Bärmesens (also ''Bermesens'' or ''Bärmasens'')) is an independent town in Rhineland-Palatinate, Germany, near the border with France. It was famous for the manufacture of shoes. The surrounding rural district was called ''Lan ...

. Because the construction of the A 8 through the Pfälzerwald never commenced, the Bundesstraße 10 has to carry the east-west traffic, though plans to upgrade the road to four lanes are underway. At

Landau Landau ( pfl, Landach), officially Landau in der Pfalz, is an autonomous (''kreisfrei'') town surrounded by the Südliche Weinstraße ("Southern Wine Route") district of southern Rhineland-Palatinate, Germany. It is a university town (since 1990 ...

, the

Bundesautobahn 65 is an autobahn in southwestern Germany. The newest section, between Neustadt and Landau, was opened only in the early 1990s. Plans to build a final stretch between Kandel or Wörth am Rhein and the French A35 autoroute towards Haguenau and Str ...

replaces the Bundesstraße 10 up to the city of

Wörth am Rhein Wörth am Rhein () is a town in the southernmost part of the district of Germersheim, in Rhineland-Palatinate, Germany. It is on the left bank of the Rhine approximately 10 km west of the city centre of Karlsruhe and is just north of the Ger ...

, from where it continues to

Karlsruhe Karlsruhe ( , , ; South Franconian: ''Kallsruh'') is the third-largest city of the German state (''Land'') of Baden-Württemberg after its capital of Stuttgart and Mannheim, and the 22nd-largest city in the nation, with 308,436 inhabitants. ...

, crossing the river

Rhine ), Surselva, Graubünden, Switzerland , source1_coordinates= , source1_elevation = , source2 = Rein Posteriur/Hinterrhein , source2_location = Paradies Glacier, Graubünden, Switzerland , source2_coordinates= , so ...

, through

Pforzheim Pforzheim () is a city of over 125,000 inhabitants in the federal state of Baden-Württemberg, in the southwest of Germany. It is known for its jewelry and watch-making industry, and as such has gained the nickname "Goldstadt" ("Golden City") ...

, the city of

Stuttgart Stuttgart (; Swabian: ; ) is the capital and largest city of the German state of Baden-Württemberg. It is located on the Neckar river in a fertile valley known as the ''Stuttgarter Kessel'' (Stuttgart Cauldron) and lies an hour from the ...

Göppingen Göppingen ( Swabian: ''Geppenge'' or ''Gebbenga'') is a town in southern Germany, part of the Stuttgart Region of Baden-Württemberg. It is the capital of the district Göppingen. Göppingen is home to the toy company Märklin, and it is the b ...

Ulm Ulm () is a city in the German state of Baden-Württemberg, situated on the river Danube on the border with Bavaria. The city, which has an estimated population of more than 126,000 (2018), forms an urban district of its own (german: link=no, ...

up to

, shortly before the city of

. Especially the part in

Baden-Württemberg Baden-Württemberg (; ), commonly shortened to BW or BaWü, is a German state () in Southwest Germany, east of the Rhine, which forms the southern part of Germany's western border with France. With more than 11.07 million inhabitants across a ...

suffers from heavy traffic and high congestion, and there are attempts to improve the traffic situation by upgrading the road. Originally, the Bundesstraße 10 continued from Augsburg to

Munich Munich ( ; german: München ; bar, Minga ) is the capital and most populous city of the States of Germany, German state of Bavaria. With a population of 1,558,395 inhabitants as of 31 July 2020, it is the List of cities in Germany by popu ...

and then past

Traunstein Traunstein (Central Bavarian: ''Traunstoa'') is a town in the south-eastern part of Bavaria, Germany, and is the administrative center of a much larger district of the same name. The town serves as a local government, retail, health services, ...

Freilassing Freilassing (), until 1923 Salzburghofen is a town of some 16,000 inhabitants in the southeastern corner of Bavaria, Germany. It belongs to the "Regierungsbezirk" Oberbayern and the "Landkreis" (County) of Berchtesgadener Land. Located very close ...

near the

Austria Austria, , bar, Östareich officially the Republic of Austria, is a country in the southern part of Central Europe, lying in the Eastern Alps. It is a federation of nine states, one of which is the capital, Vienna, the most populous ...

n border at

Salzburg Salzburg (, ; literally "Salt-Castle"; bar, Soizbuag, label=Bavarian language, Austro-Bavarian) is the List of cities and towns in Austria, fourth-largest city in Austria. In 2020, it had a population of 156,872. The town is on the site of the ...

and, after the

Anschluss The (, or , ), also known as the (, en, Annexation of Austria), was the annexation of the Federal State of Austria into the German Reich on 13 March 1938. The idea of an (a united Austria and Germany that would form a " Greater Germany ...

, past

Bad Ischl Bad Ischl (Austrian German ) is a spa town in Austria. It lies in the southern part of Upper Austria, at the Traun River in the centre of the Salzkammergut region. The town consists of the Katastralgemeinden ''Ahorn'', ''Bad Ischl'', ''Haiden' ...

Styria Styria (german: Steiermark ; Serbo-Croatian and sl, ; hu, Stájerország) is a state (''Bundesland'') in the southeast of Austria. With an area of , Styria is the second largest state of Austria, after Lower Austria. Styria is bordered to ...

. This eastern part was relabeled the

Bundesstraße 304 The Bundesstraße 304 is a German federal highway that runs from Dachau north of Munich through the Bavarian capital via Ebersberg, Wasserburg am Inn and Traunstein to Freilassing on the border with Austria (Salzburg). History Today's Bundess ...

in 1940. Barbarossatunnel.jpg, Tunnel in the Palatinate Forest Karlsruhe RoteTaube.jpg, Narrow crossing of

B10 Enzweihinger Steige 20060528.JPG, Steep ascent in the

Gäu In the south German language (of the Alemannic-speaking area, or in Switzerland), a ''gäu'' landscape (''gäulandschaft'') refers to an area of open, level countryside. These regions typically have fertile soils resulting from depositions of loe ...

Stuttgart-pragsatteltunnel-2006-06-05-bigcat.jpg, arriving in

Route

010 010 may refer to: * 10 (number) * 8 (number) in octal numeral notation * Motorola 68010, a microprocessor released by Motorola in 1982 * 010, the telephone area code of Beijing * 010, the Rotterdam Rotterdam ( , , , lit. ''The Dam on the R ...

Südliche Weinstraße {{Germany-road-stub