Danube Bridge of Trajan

E223917

Roman bridge arch bridge historic structure

The Danube Bridge of Trajan was an enormous early 2nd-century Roman engineering marvel that spanned the Danube River to support Emperor Trajan’s campaigns in Dacia.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Bridge of Apollodorus over the Danube	1
Danube Bridge of Trajan canonical	1
Trajan's Bridge over the Danube	1

How this entity was disambiguated

This entity first appeared as the object of triple T1972996 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Danube Bridge of Trajan
Context triple: [Apollodorus of Damascus, notableWork, Danube Bridge of Trajan]

A. Ponte Fabricio
Ponte Fabricio is the oldest surviving Roman bridge in Rome, Italy, connecting the city to Tiber Island across the Tiber River.
B. Ponte Milvio
Ponte Milvio is an ancient Roman bridge in northern Rome, Italy, historically significant as the site of the Battle of the Milvian Bridge and now a popular pedestrian and cultural landmark.
C. Ponte Cestio
Ponte Cestio is an ancient Roman stone bridge in Rome that connects Tiber Island to the Trastevere district across the Tiber River.
D. Kandija Bridge
Kandija Bridge is a historic road bridge spanning the Krka River in Novo Mesto, Slovenia, known as one of the town’s characteristic architectural landmarks.
E. Roman bridge of Trier
The Roman bridge of Trier is an ancient stone bridge over the Moselle River in Trier, Germany, renowned as one of the oldest standing Roman bridges north of the Alps and a key part of the city's UNESCO World Heritage.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Danube Bridge of Trajan
Target entity description: The Danube Bridge of Trajan was an enormous early 2nd-century Roman engineering marvel that spanned the Danube River to support Emperor Trajan’s campaigns in Dacia.

A. Tacitus Bridge
Tacitus Bridge is a major cable-stayed road bridge spanning the River Waal in the Netherlands, known for its distinctive twin pylons and role in regional traffic.
B. Ponte Fabricio
Ponte Fabricio is the oldest surviving Roman bridge in Rome, Italy, connecting the city to Tiber Island across the Tiber River.
C. Ponte Milvio
Ponte Milvio is an ancient Roman bridge in northern Rome, Italy, historically significant as the site of the Battle of the Milvian Bridge and now a popular pedestrian and cultural landmark.
D. Ponte Cestio
Ponte Cestio is an ancient Roman stone bridge in Rome that connects Tiber Island to the Trastevere district across the Tiber River.
E. Kandija Bridge
Kandija Bridge is a historic road bridge spanning the Krka River in Novo Mesto, Slovenia, known as one of the town’s characteristic architectural landmarks.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	Roman bridge ⓘ arch bridge ⓘ historic structure ⓘ
alsoKnownAs	Trajan’s Bridge ⓘ linked to: Trajan's Bridge
architecturalFeature	massive masonry piers ⓘ timber deck ⓘ
associatedWithWar	Second Dacian War ⓘ linked to: Dacian Wars
builtBy	Roman military engineers ⓘ
builtFor	Roman army ⓘ
commissionedBy	Emperor Trajan ⓘ linked to: Trajan
completedIn	AD 105 ⓘ
connects	Drobeta-Turnu Severin ⓘ Kladovo ⓘ
considered	one of the longest arch bridges of antiquity ⓘ
constructionEnd	AD 105 ⓘ
constructionStart	AD 103 ⓘ
country	Roman Empire ⓘ
crosses	Danube River ⓘ linked to: Danube
demolishedPartlyBy	Emperor Aurelian ⓘ linked to: Roman emperor Aurelian
demolitionApproxDate	late 3rd century AD ⓘ
designedBy	Apollodorus of Damascus ⓘ
engineeringSignificance	major feat of Roman engineering ⓘ
function	military supply route ⓘ permanent river crossing ⓘ
hasNearbySite	Roman castrum at Drobeta ⓘ Roman fortifications near Kladovo ⓘ
heritageInterest	archaeological monument ⓘ
historicalPeriod	early 2nd century AD ⓘ
inscriptionLanguage	Latin ⓘ
knownFrom	ancient literary sources ⓘ inscriptions ⓘ reliefs on Trajan’s Column ⓘ
length	approximately 1135 meters ⓘ
locatedInPresentDay	Romania ⓘ Serbia ⓘ
material	stone piers ⓘ wooden superstructure ⓘ
namedAfter	Trajan ⓘ
numberOfArches	20 ⓘ
purpose	support Trajan’s Dacian campaigns ⓘ
region	Dacia ⓘ Moesia ⓘ
remains	stone piers in the Danube ⓘ
riverBankLocation	left bank in Dacia ⓘ right bank in Moesia ⓘ
status	ruined ⓘ
strategicRole	facilitated Roman invasion of Dacia ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Apollodorus of Damascus → notableWork → Danube Bridge of Trajan ⓘ

Dacian Wars → notableStructure → Trajan's Bridge over the Danube ⓘ

linked to: Danube Bridge of Trajan

Trajan's Bridge → alsoKnownAs → Bridge of Apollodorus over the Danube ⓘ