{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.ship-framing","code":"thing-q13586691","url":"https://ver.cy/models/thing/q13586691/","name":"ship framing","alternateNames":["wrang"],"kind":"thing","status":"published","version":"0.2.0-wave.5","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.BLT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The system of frames (ribs) and associated members that shape and strengthen a ship's hull, arranged transversely, longitudinally or in combination; in wooden ships it includes floor timbers (wrangs) across the keel.","purpose":"Let an agent describe a ship's framing system, its members and spacing, its role in structural strength and inspection, and point to classification rules.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Transverse framing uses closely spaced ribs; longitudinal framing uses stiffeners running fore and aft with widely spaced web frames.","Frames are internal structure, not the hull plating.","Frame numbers give locations on board."],"structure":{"bundles":[{"id":"system","name":"System","description":"Which framing system.","layers":[{"id":"arrangement","name":"Arrangement","description":"Transverse, longitudinal, combined.","findings":[{"id":"framing-system","name":"Framing system","description":"Arrangement and reasons.","questions":[{"text":"Which framing system does the hull use?","kind":"definition"},{"text":"Why was it chosen?","kind":"definition"}]}]},{"id":"members","name":"Members","description":"Frames, floors, stringers, longitudinals.","findings":[{"id":"members","name":"Members","description":"Names and dimensions.","questions":[{"text":"Which members make up the framing?","kind":"definition"},{"text":"What are their dimensions?","kind":"measurement"}]}]}]},{"id":"geometry","name":"Geometry","description":"Spacing and numbering.","layers":[{"id":"spacing","name":"Spacing","description":"Distance between frames.","findings":[{"id":"spacing","name":"Spacing","description":"Frame spacing by region.","questions":[{"text":"What is the frame spacing?","kind":"measurement"},{"text":"Does it change along the hull?","kind":"measurement"}]}]},{"id":"numbering","name":"Numbering","description":"Frame numbers.","findings":[{"id":"frame-numbering","name":"Frame numbering","description":"Scheme and origin.","questions":[{"text":"How are frames numbered?","kind":"provenance"},{"text":"Where is frame zero?","kind":"definition"}]}]}]},{"id":"strength-and-rules","name":"Strength and rules","description":"Structural requirements.","layers":[{"id":"design-rules","name":"Design rules","description":"Classification rules.","findings":[{"id":"applicable-rules","name":"Applicable rules","description":"Rule set and edition.","questions":[{"text":"Which classification rules apply?","kind":"provenance"},{"text":"Which edition?","kind":"provenance"}]}]},{"id":"loads","name":"Loads","description":"Loads carried.","findings":[{"id":"load-cases","name":"Load cases","description":"Design loads.","questions":[{"text":"Which loads do the frames carry?","kind":"definition"},{"text":"What are the design limits?","kind":"measurement"}]}]}]},{"id":"condition","name":"Condition","description":"Inspection and repair.","layers":[{"id":"survey","name":"Survey","description":"Inspections and gauging.","findings":[{"id":"survey-record","name":"Survey record","description":"Findings and thickness measurements.","questions":[{"text":"What did the last survey find?","kind":"provenance"},{"text":"How much thickness has been lost?","kind":"measurement"}]}]},{"id":"repair","name":"Repair","description":"Repairs and approvals.","findings":[{"id":"repair-record","name":"Repair record","description":"Repair and approval.","questions":[{"text":"Which repairs were made?","kind":"provenance"},{"text":"Were they approved by class?","kind":"boundary"}]}]}]}]},"agentConduct":{"may":["describe framing systems and members","point to rules and survey records"],"mustNot":["declare a hull fit for service without a survey","advise structural modifications without class approval"],"requiresHuman":["structural repairs and survey decisions"]},"ethics":{"considerations":["safety of crews and the marine environment"],"affectedParties":["crews and passengers","shipowners"]},"owners":{"steward":"the shipowner, under the oversight of the classification society and flag state","roles":[],"masterSystems":["class survey records","ship structural drawings"]},"relations":[{"target":"Q811430","type":"parent","note":"registry parent class"},{"target":"ship hull","type":"related","note":"hull structure"},{"target":"floor (wrang)","type":"contains","note":"the floor timber across the keel in wooden ships"},{"target":"hull plating","type":"related","note":"the outer shell"},{"target":"classification society rules","type":"related","note":"structural requirements"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.ship-framing","Wikidata: Q13586691 (https://www.wikidata.org/wiki/Q13586691)","frame number: ship-specific position reference along the hull"]},"properties":{"applicability":"required","items":["transverse frame spacing: 0.5-1 m - ordinary transverse frames of steel merchant ships; longitudinals and web frames are spaced differently"]},"recognition":{"applicability":"required","items":["Regularly spaced frames along the inside of the hull","Frame numbers marked on structure","Floors across the bottom between keel and bilge","Rows of ribs or stiffeners inside the hull, with floors across the bottom and stringers or longitudinals along the length."]},"capabilities":{"applicability":"required","items":["identify the framing system of a hull","name framing members","use frame numbers as location references","point to classification rules and survey practice"]},"hazards":{"applicability":"required","items":["Corrosion and fatigue cracking of frames","Buckling under loads","Structural failure leading to loss of the ship"]},"interfaces":{"applicability":"required","items":["IACS Common Structural Rules for bulk carriers and oil tankers, where applicable by type, size and date","SOLAS Chapter II-1 construction requirements (IMO), where applicable"]},"context":{"applicability":"required","items":["Giving the hull its shape and the strength to resist water pressure, cargo loads and waves.","transverse framing","longitudinal framing","combined framing","wooden ship framing with floors and futtocks","web frames"]}},"sources":[{"title":"Q13586691","url":"https://www.wikidata.org/wiki/Q13586691","note":"identity of the registry item, labels and sitelinks"},{"title":"Principles of Naval Engineering","url":"https://www.maritime.org/doc/pdf/engineering.pdf","note":"hull framing"},{"title":"Common Structural Rules","url":"https://iacs.org.uk/resolutions/common-structural-rules","note":"structural rules"},{"title":"Ship Design and Stability","url":"https://www.imo.org/en/ourwork/safety/pages/shipdesignandstability-default.aspx","note":"SOLAS construction"}],"openQuestions":["Should wooden-ship framing (floors, futtocks) be a separate entry?"],"resources":{"spec":"/models/things/publications/thing-q13586691/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q13586691/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-10-21T19:39:52Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-21T19:58:08+00:00: completeness 1.00; sense: Wikidata description; 4 live sources; review by codex: pass"},"score":1.0}}