Avonmouth Bridge
E326189
Avonmouth Bridge is a major motorway bridge in Bristol, England, carrying the M5 over the River Avon and forming a key part of the region’s transport network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Avonmouth Bridge canonical | 4 |
| M5 Avonmouth Bridge | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2072727 — 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: Avonmouth Bridge Context triple: [River Avon, hasNotableStructure, Avonmouth Bridge]
-
A.
Briton Ferry Bridge
Briton Ferry Bridge is a historic road bridge in South Wales that spans the River Neath, linking the town of Briton Ferry with Neath and the wider Neath Port Talbot area.
-
B.
King Edward VII Bridge
The King Edward VII Bridge is a historic railway bridge over the River Tyne in Newcastle upon Tyne, England, carrying trains into the city as part of a major north–south route.
-
C.
Newport Transporter Bridge
The Newport Transporter Bridge is an early 20th-century steel transporter bridge spanning the River Usk in Newport, Wales, and is one of the few remaining structures of its kind in the world.
-
D.
Clifton Suspension Bridge
The Clifton Suspension Bridge is a 19th-century suspension bridge spanning the Avon Gorge, renowned as an iconic symbol of Bristol and a masterpiece of Victorian engineering.
-
E.
Stockport Viaduct
Stockport Viaduct is a large 19th-century brick railway viaduct in Stockport, England, notable for its many arches and its role in carrying the West Coast Main Line across the River Mersey.
- 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: Avonmouth Bridge Target entity description: Avonmouth Bridge is a major motorway bridge in Bristol, England, carrying the M5 over the River Avon and forming a key part of the region’s transport network.
-
A.
Briton Ferry Bridge
Briton Ferry Bridge is a historic road bridge in South Wales that spans the River Neath, linking the town of Briton Ferry with Neath and the wider Neath Port Talbot area.
-
B.
King Edward VII Bridge
The King Edward VII Bridge is a historic railway bridge over the River Tyne in Newcastle upon Tyne, England, carrying trains into the city as part of a major north–south route.
-
C.
Newport Transporter Bridge
The Newport Transporter Bridge is an early 20th-century steel transporter bridge spanning the River Usk in Newport, Wales, and is one of the few remaining structures of its kind in the world.
-
D.
Clifton Suspension Bridge
The Clifton Suspension Bridge is a 19th-century suspension bridge spanning the Avon Gorge, renowned as an iconic symbol of Bristol and a masterpiece of Victorian engineering.
-
E.
Stockport Viaduct
Stockport Viaduct is a large 19th-century brick railway viaduct in Stockport, England, notable for its many arches and its role in carrying the West Coast Main Line across the River Mersey.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
motorway bridge
ⓘ
road bridge ⓘ steel box girder bridge ⓘ |
| carries |
M5 motorway
ⓘ
motorway traffic ⓘ |
| connects |
Avonmouth
ⓘ
Shirehampton ⓘ |
| constructionStartDate | 1969 ⓘ |
| country | United Kingdom ⓘ |
| crosses |
Avon Gorge
ⓘ
Portway (A4 road) beneath its approaches ⓘ River Avon ⓘ |
| designedBy |
Freeman Fox & Partners
ⓘ
surface form:
Freeman Fox and Partners
|
| formsPartOf | regional transport network of South West England ⓘ |
| hasAlternativeName |
Avonmouth Bridge
ⓘ
surface form:
M5 Avonmouth Bridge
|
| hasDeckType | steel orthotropic deck ⓘ |
| hasExpansionJoints | multiple modular joints ⓘ |
| hasFunction | carries long-distance traffic between Midlands and South West ⓘ |
| hasLaneConfiguration | three lanes each direction ⓘ |
| hasNumberOfLanes | 6 ⓘ |
| hasParapetType | steel safety barrier ⓘ |
| hasSpeedLimit | variable speed limit in some conditions ⓘ |
| hasStructureType | box girder ⓘ |
| hasToll | no ⓘ |
| hasTrafficRestriction |
no cyclists
ⓘ
no pedestrians ⓘ |
| isMajorCrossingOf | River Avon near its mouth ⓘ |
| length | 1488 metres ⓘ |
| locatedIn |
Avonmouth
ⓘ
surface form:
Avonmouth district
Bristol ⓘ Bristol ⓘ
surface form:
City of Bristol
England ⓘ |
| locatedNear |
Avonmouth Docks
ⓘ
Severn Estuary ⓘ |
| mainSpanLength | 164 metres ⓘ |
| maintainedBy | National Highways ⓘ |
| material |
concrete
ⓘ
steel ⓘ |
| numberOfSpans | 11 ⓘ |
| opened | 1974 ⓘ |
| owner | National Highways ⓘ |
| partOf |
M5 motorway
ⓘ
strategic road network of England ⓘ |
| regionServed |
Bristol urban area
ⓘ
southwest England ⓘ
surface form:
South West England
|
| subjectTo | strong crosswinds ⓘ |
| width | 27.4 metres ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Avonmouth Bridge Description of subject: Avonmouth Bridge is a major motorway bridge in Bristol, England, carrying the M5 over the River Avon and forming a key part of the region’s transport network.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
M5 Avonmouth Bridge