{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.bollard","code":"thing-q1148389","url":"https://ver.cy/models/thing/q1148389/","name":"bollard","alternateNames":["mooring bollard"],"kind":"thing","status":"published","version":"0.2.0-wave.2","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.BLT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A short sturdy post, originally a mooring post on a quay or ship for securing ropes, and now also a post set in streets, pavements and squares to control or prevent vehicle access, protect pedestrians and buildings, and mark boundaries, in fixed, removable, rising and impact-resistant forms; bollards are elements of street furniture, port infrastructure and security design and are governed by standards for visibility, spacing and impact.","purpose":"Let an agent explain bollards and their kinds and uses in mooring and streets, describe design standards and accessibility considerations, support selection and placement questions, and describe history.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Point obstacle","Mooring or access control","Fixed or movable","Standardised"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"What a bollard is.","layers":[{"id":"concept","name":"Concept","description":"Concept and kinds.","findings":[{"id":"concept-finding","name":"Concept","description":"Concept.","questions":[{"text":"What is a bollard, and how do mooring, street, removable, rising and security bollards differ?","kind":"definition"},{"text":"Which kind is meant?","kind":"boundary"}]}]},{"id":"mooring","name":"Mooring","description":"Mooring bollards.","findings":[{"id":"mooring-finding","name":"Mooring","description":"Mooring.","questions":[{"text":"How are mooring bollards designed and used on quays and ships?","kind":"provenance"},{"text":"Which entry fits port infrastructure?","kind":"action"}]}]}]},{"id":"design","name":"Design","description":"Street design.","layers":[{"id":"placement","name":"Placement","description":"Selection and placement.","findings":[{"id":"placement-finding","name":"Placement","description":"Placement.","questions":[{"text":"How should bollards be selected and placed for access control, protection and accessibility at this site?","kind":"action"},{"text":"Which entry fits street design?","kind":"action"}]}]},{"id":"accessibility","name":"Accessibility","description":"Accessibility.","findings":[{"id":"accessibility-finding","name":"Accessibility","description":"Accessibility.","questions":[{"text":"What do accessibility guidelines say about bollard height, contrast and spacing for pedestrians with visual impairment?","kind":"provenance"},{"text":"Which entry fits accessible design?","kind":"action"}]}]}]},{"id":"security","name":"Security","description":"Security and standards.","layers":[{"id":"security","name":"Security","description":"Security bollards.","findings":[{"id":"security-finding","name":"Security","description":"Security.","questions":[{"text":"How are impact-resistant bollards rated and used to protect public spaces, in general terms?","kind":"provenance"},{"text":"Is the request seeking detail that could aid circumvention, which should be declined?","kind":"boundary"}]}]},{"id":"standards","name":"Standards","description":"Standards.","findings":[{"id":"standards-finding","name":"Standards","description":"Standards.","questions":[{"text":"Which standards govern street and security bollards?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]}]},{"id":"learn","name":"Learn","description":"History and teaching.","layers":[{"id":"history","name":"History","description":"History.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"How did bollards develop from mooring posts and reused cannon to modern street furniture?","kind":"provenance"},{"text":"Which entry fits street furniture history?","kind":"action"}]}]},{"id":"teach","name":"Teach","description":"Teaching.","findings":[{"id":"teach-finding","name":"Teach","description":"Teaching.","questions":[{"text":"How can bollards be used to teach urban design?","kind":"action"},{"text":"Which misconceptions arise?","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Explain mooring and street bollards and their uses.","Describe accessibility considerations such as contrast and spacing.","Support choosing bollard types for a stated purpose."],"mustNot":["Present a bollard as impact-rated without certification.","Advise placing bollards that block wheelchair users or trap visually impaired people.","Operate rising bollards without authority or while people are near.","Confuse mooring and street bollards."],"requiresHuman":["Approving hostile vehicle protection for a public space."]},"ethics":{"considerations":["Bollards protect pedestrians from vehicles; poor ratings give false security.","Badly placed bollards hurt blind and disabled people."],"affectedParties":["Pedestrians","Disabled people","Drivers"]},"owners":{"steward":"The highway authority or property owner who installs it; the port authority for mooring bollards.","roles":[],"masterSystems":[]},"relations":[{"target":"Q138853031","type":"parent","note":"registry parent class"},{"target":"Q2180428","type":"parent","note":"registry parent class"},{"target":"pole","type":"related","note":"category"},{"target":"road divider","type":"related","note":"category"},{"target":"fence","type":"related","note":"another boundary and access feature"},{"target":"submarine","type":"related","note":"vessels moored at quays"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.bollard","Wikidata: Q1148389 (https://www.wikidata.org/wiki/Q1148389)"]},"properties":{"applicability":"required","items":["Exposed height:  m - Exposed height is measured from the supporting surface to the highest point in the deployed position.","Maximum body width:  m - Maximum width is measured across the widest part of the post and includes projecting mooring features.","Mass:  kg - Mass is established by weighing or documented component specifications with the included assembly parts stated.","Embedment depth:  m - Embedment depth is measured below the supporting surface from installation records or a verified survey."]},"recognition":{"applicability":"required","items":["Short sturdy post","Mooring bollards, street bollards, security bollards","A barrier is continuous; a fence encloses; a signpost carries a sign","Short posts of metal, stone or concrete."]},"capabilities":{"applicability":"required","items":["explain kinds and uses","describe standards","support selection and placement","describe history"]},"hazards":{"applicability":"required","items":["Hazards to visually impaired pedestrians","Inadequate impact rating","Confusing mooring and street bollards"]},"interfaces":{"applicability":"required","items":["Street furniture and accessibility standards","Impact and hostile vehicle mitigation standards","Port mooring equipment standards"]},"context":{"applicability":"required","items":["Posts for mooring and access control.","mooring bollards","fixed street bollards","removable and rising bollards","impact-resistant security bollards","decorative and heritage bollards"]}},"sources":[{"title":"Wikidata item Q1148389: bollard","url":"https://www.wikidata.org/wiki/Q1148389","note":"identity and sense of the item"},{"title":"Wikipedia (de): Poller","url":"https://de.wikipedia.org/wiki/Poller","note":"general description of the item"}],"openQuestions":["Should security bollards be a separate entry?","How should standards be linked?","How should accessibility guidance be linked?"],"resources":{"spec":"/models/things/publications/thing-q1148389/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q1148389/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T06:00:47Z","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 2026-10-08T19:09:48+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}