prefectural road
Let an agent explain prefectural roads in Japan, relay classification, numbering and management from Japanese road administration sources, describe signage and examples, and distinguish prefectural roads from national highways, municipal roads, expressways and roads in other countries named prefectural.
Bundle → Layer → Finding → Questions Filled
4 bundles · 8 layers · 8 findings · 16 questions
Understand What a prefectural road is.
Definition
Definition.
Definition
Definition.
- What is a prefectural road, and how does it differ from national highways, municipal roads and expressways? definition
- Is the question about classification, a specific route or travel? boundary
Categories
Categories.
Categories
Categories.
- What are principal regional and general prefectural roads, and Fukuoka s prefectural roads? definition
- Which entry fits the specific route? action
Administration Administration.
Law
Road Act.
Law
Law.
- How does the Road Act classify and assign management of roads? provenance
- Which references are standard? provenance
Numbering
Numbering and signs.
Numbering
Numbering.
- How are prefectural roads numbered and signed? provenance
- Which sources are cited? provenance
Network Network.
Structure
Network structure.
Structure
Structure.
- How do prefectural roads fit into Japan s road network? provenance
- Which entry fits roads in Japan? action
Maintenance
Maintenance.
Maintenance
Maintenance.
- How are roads maintained and disaster-proofed? provenance
- Which entry fits road maintenance? action
Context Comparison.
Comparison
Comparison.
Comparison
Comparison.
- How do Japanese prefectural roads compare with regional roads elsewhere? provenance
- Which entry fits regional road? action
Data
Data.
Data
Data.
- Where are route lists and maps maintained? provenance
- Which entry fits OpenStreetMap? action
Classifiers Filled
- Family
- Thing Registry
- Category
- Physical world and living systems
- Entry kind
- thing
- Plane
- PHY
- Domain
- PHY.BLT
- Other names and narrower kinds
- Fukuoka prefectural roads
What it is Filled
A road managed by a prefecture in Japan, forming part of the regional road network below national highways, designated either as a principal regional road jointly with the national government or as a general prefectural road, numbered within each prefecture and marked by hexagonal signs, such as the prefectural roads of Fukuoka Prefecture named in the registry alias.
Why it exists Filled
Let an agent explain prefectural roads in Japan, relay classification, numbering and management from Japanese road administration sources, describe signage and examples, and distinguish prefectural roads from national highways, municipal roads, expressways and roads in other countries named prefectural.
Distinguishing features Filled
- Prefecture managed
- Hexagonal signs
- Numbered per prefecture
- Two categories
What robots and AI may and may not do Filled
Must not
- Confuse prefectural roads with national routes or municipal roads.
- Give route closure or condition information that is not current.
- Direct traffic onto a closed prefectural road after a disaster.
Only with a human decision
- Routing emergency or heavy vehicles onto roads with unknown current condition.
May
- Explain how prefectural roads fit into the Japanese road classification.
- Report route numbers and managing prefectures from official road data.
Moral aspects Filled
- Mountain and rural prefectural roads close after storms and landslides, and stale data endangers travellers.
- Road management decisions affect isolated communities' access to services.
Who is affected
- Drivers
- Residents along the route
- Road maintenance workers
Owners Filled
Steward
The prefectural government that manages the road.
Master systems
- Prefectural road registers
- National road database of Japan
Links to other meta-models Filled
parent
- Q28943960 - registry parent class
related
- regional road - in registry terms
- Road Act (Japan)
- national highways of Japan
- prefectures of Japan
What else AI and robots need to interact with it Filled
Identity and identifiers required Filled
- Vercy registry: vr.tr.prefectural-road
- Wikidata: Q1537326 (https://www.wikidata.org/wiki/Q1537326)
Direct properties required Filled
- legal basis: Road Act of 1952 note
- sign shape: hexagon note
- categories: principal regional and general prefectural list
Recognition required Filled
- Road managed by a Japanese prefecture
- Principal regional roads, general prefectural roads, Fukuoka prefectural roads
- National highways are managed nationally; municipal roads by municipalities; expressways are tolled limited-access roads
- Roads marked with blue hexagonal route signs.
Capabilities and actions required Filled
- explain classification
- relay numbering and signage
- describe examples
- distinguish related roads
Hazards and failure modes required Filled
- Confusing road categories
- Stale route data
- Registry alias naming a prefecture-specific set
Standards and interfaces required Filled
- Japanese Road Act and road structure ordinances
Context of use required Filled
- Regional road transport in Japan.
- principal regional roads
- general prefectural roads
- prefectural roads of Fukuoka and other prefectures
- metropolitan roads of Tokyo and similar
Sources Filled
- Wikidata item Q1537326: prefectural road - identity and sense of the item
- Wikipedia: Prefectural road - general description of the item
Open questions
- Should prefecture-specific road sets be separate entries?
- How should Japanese road sources be linked?
- How should route numbering be recorded?
Machine files
Provenance
thing registry research (pass 2) · unreviewed
Built from: models/things/publications/thing-q1537326/spec.json