{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.wm-blt-005","code":"world-u1-building-and-structure","url":"https://ver.cy/models/world-u1-building-and-structure/","name":"Building & Structure","alternateNames":["U1"],"kind":"world-model","status":"legacy","version":"0.2.0-legacy","language":"en","classifiers":{"family":"World Models","category":"Physical world and living systems","entryKind":"standalone-mm","plane":"","domain":["PHY.BLT.CIV"],"industry":["Cross-industry"],"navPath":"NAV.PHY.BLT.CIV","tags":["civil","works","phy.blt.civ"],"facets":{}},"whatItIs":"This meta-model describes buildings and engineered structures as physical artifacts: their massing, load-bearing and enclosing elements, materials, installed technical systems, measured condition and energy behavior, and their lifecycle from acceptance into service to demolition.","purpose":"Buildings and engineered structures","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["It is its own model because physical fabric persists and changes on a different cadence and under different authority than the land beneath it (P2), the usable units inside it (U2), or the temporary works that create it (U6)."],"structure":{"bundles":[{"id":"fabric","name":"fabric","description":"What the artifact physically is","layers":[{"id":"massing","name":"massing","description":"footprint, height, storeys, envelope geometry","findings":[]},{"id":"elements","name":"elements","description":"load-bearing and enclosing components","findings":[]},{"id":"materials","name":"materials","description":"what the elements are made of","findings":[]}]},{"id":"performance","name":"performance","description":"How the artifact holds up in use","layers":[{"id":"condition","name":"condition","description":"dated assessments of fabric state","findings":[]},{"id":"energy","name":"energy","description":"measured or modelled energy behavior","findings":[]}]},{"id":"lifecycle","name":"lifecycle","description":"The artifact's history from birth to removal","layers":[{"id":"provenance","name":"provenance","description":"construction year, builder, acceptance basis","findings":[]},{"id":"alterations","name":"alterations","description":"extensions, retrofits, conversions over time","findings":[]}]}]},"agentConduct":{"may":[],"mustNot":[],"requiresHuman":[]},"ethics":{"considerations":[],"affectedParties":[]},"owners":{"steward":"The owner archetype is the registered owner of each building or structure per S1, a person or organization holding title to the artifact.","roles":[],"masterSystems":[]},"relations":[{"target":"world.landParcelCadastre","type":"references","note":"every building stands on one or more parcels; ground tenure is resolved there"},{"target":"world.premisesSpatialUnit","type":"references","note":"interior subdivision into usable units is modelled by U2, which points back at the shell defined here"},{"target":"world.constructionWorks","type":"references","note":"works create and alter the fabric; the U6 acceptance record is the birth certificate of an artifact here"},{"target":"world.addressLocationReferencing","type":"references","note":"buildings are located by addresses and geocodes maintained there"},{"target":"world.incidentEmergency","type":"references","note":"harm events that damage fabric are recorded in X3 and reflected here as damageRecorded events"},{"target":"world.ownership","type":"references","note":"the owner of record of every building or structure"},{"target":"vr.wm-act-019","type":"requires"},{"target":"vr.wm-blt-002","type":"requires"},{"target":"vr.wm-blt-007","type":"requires"},{"target":"vr.wm-plc-006","type":"requires"},{"target":"vr.wm-pol-014","type":"requires"}],"interaction":{"identity":{"applicability":"required","items":[]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":[]},"capabilities":{"applicability":"required","items":["structureCommissioned: the artifact passed acceptance and entered service, mirroring the acceptance record in U6","conditionAssessed: a condition assessment was performed and a grade recorded","alterationCompleted: an extension, retrofit or conversion changed the fabric","systemReplaced: a technical system was renewed or substituted","damageRecorded: fire, flood, collision or subsidence damage was observed, often linked from an X3 incident","structureDemolished: the artifact was removed from the world; the record is retained as history"]},"hazards":{"applicability":"optional","items":[]},"interfaces":{"applicability":"required","items":["handoverPackageContract: transfer of as-built fabric data from a U6 works record to the owner at acceptance","conditionDisclosureContract: owner-granted access for a surveyor, insurer or prospective buyer to the condition and energy layers","openFootprintLicense: public release of footprint, height and construction year for mapping and city modelling","cityscapeProjection: massing envelopes and heights for city-scale visualization; omits interiors, systems and condition","insurerRiskProjection: construction year, materials, condition grade and energy profile; omits occupant and interior detail","maintenancePlanProjection: elements and systems with remaining life estimates; omits ownership and valuation context"]},"context":{"applicability":"required","items":["Ownership means authority over the fabric record; all third-party access is granted by the owner through S2 grants, and every disclosure is auditable via S4."]}},"sources":[],"openQuestions":["Superseded by a researched world model? Map this legacy card to its successor or retire it."],"resources":{"spec":"/models/world-u1-building-and-structure/spec.yaml","agents":"/models/world-u1-building-and-structure/AGENTS.md"},"provenance":{"origin":"legacy MMAS card (world-models v0.2)","builtFrom":["models/world-u1-building-and-structure/spec.yaml","models/docs/built-environment/U1-building-and-structure.md"],"providers":[],"researchStatus":"legacy","generatedAt":"","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"derived","purpose":"filled","distinguishingFeatures":"derived","structure":"thin","agentConduct":"missing","ethics":"missing","owners":"filled","relations":"filled","interaction.identity":"missing","interaction.properties":"not-applicable","interaction.recognition":"missing","interaction.capabilities":"derived","interaction.hazards":"missing","interaction.interfaces":"derived","interaction.context":"filled","sources":"missing"},"notes":{"whatItIs":"First sentence of the legacy card introduction.","interaction.capabilities":"Legacy events listed as state transitions.","structure":"Legacy card: layers named, findings and questions never written.","interaction.properties":"Institutional or informational subject: no invented physical properties."},"score":0.469}}