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train shed

vr.tr.train-shed · thing-q801716

Let an agent describe train sheds by structure, history and heritage status, and point to maintenance and safety rules.

Thing Registry Physical world and living systems PHY.BLT
Bundle → Layer → Finding → QuestionsClassifiersWhat it isWhy it existsDistinguishing featuresWhat robots and AI may and may not doMoral aspectsOwnersLinks to other meta-modelsIdentity and identifiersDirect propertiesRecognitionCapabilities and actionsHazards and failure modesStandards and interfacesContext of useSources

Bundle → Layer → Finding → Questions Filled

4 bundles · 8 layers · 8 findings · 16 questions

Structure How it is built.

Type

Arched, ridged, multi-span.

Structural type

Type and materials.

  1. What structural type is it? definition
  2. Which materials? provenance

Dimensions

Span and length.

Dimensions

Span, length, height.

  1. What are its span and length? measurement
  2. From which source? provenance
History Design and building.

Design

Engineers and dates.

Design history

Designer and year.

  1. Who designed it and when? provenance
  2. Has it been altered? provenance

Station

Station context.

Station

Station and line.

  1. Which station is it part of? provenance
  2. Which lines use it? provenance
Condition Maintenance and safety.

Condition

Inspections.

Condition

Assessment and date.

  1. What is its condition? provenance
  2. When was it last inspected? provenance

Works

Repairs and restoration.

Works

Project and dates.

  1. Which works were done? provenance
  2. When? provenance
Heritage Protection.

Listing

Status.

Listing

Status and grade.

  1. Is it listed or protected? provenance
  2. At what grade? provenance

Significance

Why it matters.

Significance

Reasons.

  1. Why is it significant? provenance
  2. Which source says so? provenance

Classifiers Filled

Family
Thing Registry
Category
Physical world and living systems
Entry kind
thing
Plane
PHY
Domain
PHY.BLT

What it is Filled

A large roof, often with an arched or trussed iron and glass structure, covering the tracks and platforms of a railway station; characteristic of major 19th-century terminals.

Why it exists Filled

Let an agent describe train sheds by structure, history and heritage status, and point to maintenance and safety rules.

Distinguishing features Filled

  • Covers tracks and platforms, unlike platform canopies covering only platforms.
  • Not an engine shed, which houses locomotives for maintenance.
  • Steam-era sheds needed ventilation for smoke.

What robots and AI may and may not do Filled

Must not

  • give structural safety judgements without engineers

Only with a human decision

  • structural assessments by engineers

May

  • describe structures and history

Moral aspects Filled

  • heritage conservation
  • passenger safety

Who is affected

  • passengers
  • staff

Owners Filled

Steward

the station's infrastructure owner

Master systems

  • asset registers
  • heritage lists

Links to other meta-models Filled

parent

  • Q39917125 - registry parent class

related

  • railway station - building
  • engine shed - maintenance building
  • platform canopy - smaller roof
  • listed building - heritage

What else AI and robots need to interact with it Filled

Identity and identifiers required Filled

  • Vercy registry: vr.tr.train-shed
  • Wikidata: Q801716 (https://www.wikidata.org/wiki/Q801716)
  • heritage list entry: register-specific

Direct properties required Filled

  • clear span of notable single-span sheds: about 73-92 m - St Pancras about 73.2 m; Philadelphia's former Broad Street shed about 91.6 m

Recognition required Filled

  • Arched iron and glass roof over platforms
  • Forms range from high arched or ridged roofs of iron or steel with glazing, spanning several tracks, to low modular Bush-type roofs with smoke openings above the tracks.

Capabilities and actions required Filled

  • describe structural types
  • describe notable examples and history
  • explain heritage protection
  • explain ventilation and maintenance issues

Hazards and failure modes required Filled

  • Falling glass and corrosion
  • Roof collapse
  • Poor air quality with diesel trains

Standards and interfaces required Filled

  • National heritage protection law for listed stations
  • Structural design codes such as Eurocodes for new sheds
  • Railway station safety rules

Context of use required Filled

  • Sheltering passengers, platforms and trains from weather.
  • single-span arched train shed
  • multi-span train shed
  • balloon shed
  • Bush-type shed

Sources Filled

  1. Q801716 - identity of the registry item, labels and sitelinks
  2. Train shed - general description of the subject
  3. St Pancras Station and Former Midland Grand Hotel - Train-shed structure, 240 ft clear span, nineteenth-century history and Grade I listing.
  4. Philadelphia and Reading Railroad: Terminal Station and Trainshed - National Register nomination - Reading Terminal's 259 ft 8 in span and Broad Street Station's larger 300 ft 8 in span.
  5. Erie-Lackawanna Terminal, Hoboken - National Register documentation - Bush-type and balloon-type sheds, structural form, ventilation and historical significance.

Open questions

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Machine files

Card as JSON Specification Card backlog vercy.card/1

Provenance

thing registry research (pass 2) · unreviewed

Built from: models/things/publications/thing-q801716/spec.json