AASHTO LRFD Bridge Design Specifications
E118102
The AASHTO LRFD Bridge Design Specifications are the primary U.S. standards that provide load and resistance factor design criteria for the analysis and design of highway bridges.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T1006576 — 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: AASHTO LRFD Bridge Design Specifications Context triple: [American Association of State Highway and Transportation Officials, publishes, AASHTO LRFD Bridge Design Specifications]
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A.
Millennium Bridge approach
Millennium Bridge approach is the roadway and pedestrian access route leading to the Millennium Bridge in central London.
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B.
American Association of State Highway and Transportation Officials
The American Association of State Highway and Transportation Officials (AASHTO) is a nonprofit, nonpartisan standards-setting and policy organization representing state departments of transportation across the United States.
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C.
Steel Bridge
Steel Bridge is a historic double-deck vertical-lift bridge in Portland, Oregon, known for carrying both rail and road traffic across the Willamette River.
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D.
Manual on Uniform Traffic Control Devices
The Manual on Uniform Traffic Control Devices is the United States’ national standard that defines the design and use of road signs, signals, and pavement markings to ensure consistent and safe traffic control across the country.
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E.
AASHTO U.S. Route Numbering and Sign Policy
The AASHTO U.S. Route Numbering and Sign Policy is the official guideline issued by the American Association of State Highway and Transportation Officials that defines how U.S. numbered highways are designated, numbered, and signed across the national network.
- 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: AASHTO LRFD Bridge Design Specifications Target entity description: The AASHTO LRFD Bridge Design Specifications are the primary U.S. standards that provide load and resistance factor design criteria for the analysis and design of highway bridges.
-
A.
Millennium Bridge approach
Millennium Bridge approach is the roadway and pedestrian access route leading to the Millennium Bridge in central London.
-
B.
American Association of State Highway and Transportation Officials
The American Association of State Highway and Transportation Officials (AASHTO) is a nonprofit, nonpartisan standards-setting and policy organization representing state departments of transportation across the United States.
-
C.
Steel Bridge
Steel Bridge is a historic double-deck vertical-lift bridge in Portland, Oregon, known for carrying both rail and road traffic across the Willamette River.
-
D.
Manual on Uniform Traffic Control Devices
The Manual on Uniform Traffic Control Devices is the United States’ national standard that defines the design and use of road signs, signals, and pavement markings to ensure consistent and safe traffic control across the country.
-
E.
AASHTO U.S. Route Numbering and Sign Policy
The AASHTO U.S. Route Numbering and Sign Policy is the official guideline issued by the American Association of State Highway and Transportation Officials that defines how U.S. numbered highways are designated, numbered, and signed across the national network.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
bridge design standard
ⓘ
engineering code ⓘ technical specification ⓘ |
| abbreviation |
AASHTO LRFD Bridge Design Specifications
self-linksurface differs
ⓘ
surface form:
AASHTO LRFD
|
| acronymExpansion | Load and Resistance Factor Design ⓘ |
| appliesTo |
highway bridges
ⓘ
pedestrian bridges associated with highways ⓘ railroad bridges on highway projects when specified ⓘ |
| basisOfDesign | limit states design ⓘ |
| countryOfUse |
United States of America
ⓘ
surface form:
United States
|
| defines |
design load models for highway bridges
ⓘ
resistance factors for structural components ⓘ serviceability criteria for bridges ⓘ |
| designMethodology | Load and Resistance Factor Design ⓘ |
| format | multi-chapter technical manual ⓘ |
| fullName |
AASHTO LRFD Bridge Design Specifications
self-linksurface differs
ⓘ
surface form:
American Association of State Highway and Transportation Officials Load and Resistance Factor Design Bridge Design Specifications
|
| includesConcept |
extreme event limit state
ⓘ
fatigue and fracture limit state ⓘ load combinations ⓘ load factors ⓘ resistance factors ⓘ service limit state ⓘ strength limit state ⓘ |
| includesTopic |
aluminum bridges
ⓘ
bearings ⓘ concrete bridges ⓘ deck and slab design ⓘ fatigue and fracture ⓘ foundations ⓘ load combinations ⓘ load rating guidance ⓘ loads ⓘ prestressed concrete bridges ⓘ seismic design ⓘ steel bridges ⓘ structural analysis ⓘ substructures ⓘ wood bridges ⓘ |
| language | English ⓘ |
| primaryUse |
analysis of highway bridges
ⓘ
design of highway bridges ⓘ |
| publishedBy | American Association of State Highway and Transportation Officials ⓘ |
| publisherAcronym |
American Association of State Highway and Transportation Officials
ⓘ
surface form:
AASHTO
|
| regulatoryStatus | de facto national standard for U.S. highway bridge design ⓘ |
| replaced |
AASHTO LRFD Bridge Design Specifications
self-linksurface differs
ⓘ
surface form:
AASHTO Standard Specifications for Highway Bridges
|
| subjectArea |
bridge engineering
ⓘ
structural engineering ⓘ |
| usedBy |
bridge design engineers
ⓘ
state departments of transportation in the United States ⓘ |
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: AASHTO LRFD Bridge Design Specifications Description of subject: The AASHTO LRFD Bridge Design Specifications are the primary U.S. standards that provide load and resistance factor design criteria for the analysis and design of highway bridges.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
American Association of State Highway and Transportation Officials
→
publishes
→
AASHTO LRFD Bridge Design Specifications
ⓘ
AASHTO LRFD Bridge Design Specifications
→
fullName
→
AASHTO LRFD Bridge Design Specifications
self-linksurface differs
ⓘ
this entity surface form:
American Association of State Highway and Transportation Officials Load and Resistance Factor Design Bridge Design Specifications
AASHTO LRFD Bridge Design Specifications
→
abbreviation
→
AASHTO LRFD Bridge Design Specifications
self-linksurface differs
ⓘ
this entity surface form:
AASHTO LRFD
AASHTO LRFD Bridge Design Specifications
→
replaced
→
AASHTO LRFD Bridge Design Specifications
self-linksurface differs
ⓘ
this entity surface form:
AASHTO Standard Specifications for Highway Bridges