AASHTO Green Book
E118103
The AASHTO Green Book is a widely used design manual that sets geometric design standards and guidelines for roads and highways in the United States.
All labels observed (1)
| Label | Occurrences |
|---|---|
| AASHTO Green Book canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T1006577 — 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 Green Book Context triple: [American Association of State Highway and Transportation Officials, publishes, AASHTO Green Book]
-
A.
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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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.
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.
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D.
AASHTO Special Committee on U.S. Route Numbering
The AASHTO Special Committee on U.S. Route Numbering is the body within the American Association of State Highway and Transportation Officials responsible for reviewing, approving, and maintaining the official numbering and routing of U.S. Highways.
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E.
Highway Safety Improvement Program guidance
Highway Safety Improvement Program guidance is a set of federal guidelines and best practices that help transportation agencies plan, implement, and evaluate roadway safety improvements to reduce traffic fatalities and serious injuries.
- 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 Green Book Target entity description: The AASHTO Green Book is a widely used design manual that sets geometric design standards and guidelines for roads and highways in the United States.
-
A.
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.
-
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.
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.
-
D.
AASHTO Special Committee on U.S. Route Numbering
The AASHTO Special Committee on U.S. Route Numbering is the body within the American Association of State Highway and Transportation Officials responsible for reviewing, approving, and maintaining the official numbering and routing of U.S. Highways.
-
E.
Highway Safety Improvement Program guidance
Highway Safety Improvement Program guidance is a set of federal guidelines and best practices that help transportation agencies plan, implement, and evaluate roadway safety improvements to reduce traffic fatalities and serious injuries.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
guideline document
ⓘ
highway design manual ⓘ technical standard ⓘ |
| abbreviationOfPublisher | AASHTO ⓘ |
| appliesTo |
arterial roads
ⓘ
collectors ⓘ freeways ⓘ local roads ⓘ rural highways ⓘ urban streets ⓘ |
| countryOfUse |
United States
ⓘ
linked to:
United States of America
|
| definesStandardFor |
access control
ⓘ
clear zones ⓘ cross-section elements ⓘ design speed ⓘ functional classification of roadways ⓘ horizontal alignment ⓘ horizontal curve design ⓘ interchange design ⓘ intersection design ⓘ lane width ⓘ roadside design criteria ⓘ shoulder width ⓘ sight distance ⓘ superelevation ⓘ vertical alignment ⓘ vertical curve design ⓘ |
| hasOfficialTitle | A Policy on Geometric Design of Highways and Streets ⓘ |
| isReferenceFor |
federal-aid highway projects
ⓘ
state highway design manuals ⓘ |
| primaryLanguage | English ⓘ |
| providesGuidanceOn |
bicycle accommodation in geometric design
ⓘ
context-sensitive design considerations ⓘ design controls and criteria ⓘ driver characteristics ⓘ pedestrian accommodation in geometric design ⓘ traffic characteristics ⓘ vehicle characteristics ⓘ |
| publishedBy | American Association of State Highway and Transportation Officials ⓘ |
| relatedTo |
AASHTO Highway Safety Manual
ⓘ
AASHTO Roadside Design Guide ⓘ Manual on Uniform Traffic Control Devices ⓘ |
| subjectArea |
geometric design of highways
ⓘ
roadway design ⓘ street design ⓘ |
| usedBy |
highway designers
ⓘ
local transportation agencies ⓘ state departments of transportation ⓘ transportation engineers ⓘ |
| usedFor |
design of highways
ⓘ
design of roads ⓘ design of streets ⓘ |
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 Green Book Description of subject: The AASHTO Green Book is a widely used design manual that sets geometric design standards and guidelines for roads and highways in the United States.
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 Green Book
ⓘ