{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T05:22:06Z",
    "providers": [
      "Claude"
    ],
    "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify",
    "pass": 2,
    "wave": 1,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-05T16:30:00Z",
      "ingestedAt": "2026-10-05T13:19:21+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q2953023",
    "registryId": "vr.tr.lift-q2953023",
    "name": "lift",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.BLT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q2953023/",
  "model": {
    "registry_id": "vr.tr.lift-q2953023",
    "name": "lift",
    "purpose": "Let an agent handle lift bridges by mechanism, clearance, operating schedule and safety, as a kind of movable bridge.",
    "definition": "A movable bridge whose span rises vertically while remaining horizontal, lifted by counterweights and machinery in towers at each end to let ships pass.",
    "what_it_is_for": "Carrying road or rail over navigable water while allowing tall vessels through.",
    "affordances": [
      "cross it, when down",
      "raise it, for vessels, under operating rules",
      "inspect and maintain its machinery",
      "check lifting schedules"
    ],
    "distinguishing_features": [
      "Span lifts vertically, staying level",
      "Needs towers and counterweights",
      "Interrupts road or rail traffic when raised",
      "The lift as an elevator is a different entry"
    ],
    "appearance": "A horizontal span between two towers, which rises straight up on cables with counterweights.",
    "visual_identification": [
      "Two towers flanking a span",
      "Cables and counterweights in the towers",
      "Bascule and swing bridges move differently"
    ],
    "physical_properties": [
      {
        "quantity": "lift height",
        "typical_range": "10-60",
        "unit": "m",
        "note": ""
      },
      {
        "quantity": "span",
        "typical_range": "30-170",
        "unit": "m",
        "note": ""
      }
    ],
    "families_and_kinds": [
      "vertical-lift road bridges",
      "vertical-lift rail bridges",
      "table bridges",
      "submersible bridges as a rare variant"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "bridge",
        "why": "movable bridge"
      },
      {
        "relation": "is confused with",
        "target": "bascule bridge",
        "why": "span pivots up"
      },
      {
        "relation": "is confused with",
        "target": "lift as elevator",
        "why": "a homonym"
      },
      {
        "relation": "serves",
        "target": "waterway navigation",
        "why": "vessel passage"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Bridge design codes such as AASHTO movable bridge specifications",
      "Navigation rules for opening bridges",
      "Machinery and electrical safety standards"
    ],
    "failure_modes_and_hazards": [
      "Mechanical failure leaving the span stuck",
      "Vessel strikes",
      "Traffic queues and barrier accidents"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Report a lift bridge's opening schedule, clearance and status from its operator's notices.",
        "Monitor span position, barriers and machinery on a bridge it is authorized to supervise, and alert the operator."
      ],
      "must_not": [
        "Raise or lower the span while road or path barriers are open or people are on the deck.",
        "Operate the bridge without the operator's authority or outside navigation rules.",
        "Override interlocks, limit switches or counterweight safeguards.",
        "Give vessels clearance information it has not confirmed with the operator."
      ],
      "requires_human": [
        "Opening or closing the span.",
        "Holding traffic or vessels during a fault or emergency."
      ]
    },
    "ethics": {
      "considerations": [
        "A moving span puts road users and vessels at risk if timing or barriers fail.",
        "Bridge openings shift delay between road and waterway users."
      ],
      "affected_parties": [
        "Road users and pedestrians",
        "Vessel crews",
        "Bridge operators"
      ]
    },
    "owners": {
      "steward": "The bridge owner and operator, usually a road or waterway authority.",
      "master_systems": [
        "Bridge and structure inventories of the road or waterway authority"
      ]
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q2953023: lift",
      "url": "https://www.wikidata.org/wiki/Q2953023",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-nl",
      "title": "Wikipedia (nl): Til",
      "url": "https://nl.wikipedia.org/wiki/Til",
      "url_status": "live",
      "checked_by": "wikidata-api sitelink",
      "what_it_supports": "general description of the item"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "mechanism",
        "name": "Mechanism",
        "description": "How it lifts.",
        "rationale": "Mechanism defines the bridge.",
        "layers": [
          {
            "id": "machinery",
            "name": "Machinery",
            "description": "Towers, cables, counterweights.",
            "findings": [
              {
                "id": "machinery-finding",
                "name": "Machinery",
                "description": "The lifting system.",
                "questions": [
                  {
                    "text": "How is the span lifted?",
                    "kind": "definition"
                  },
                  {
                    "text": "How is it powered?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          },
          {
            "id": "clearance",
            "name": "Clearance",
            "description": "Heights up and down.",
            "findings": [
              {
                "id": "clearance-finding",
                "name": "Clearance",
                "description": "Navigational clearances.",
                "questions": [
                  {
                    "text": "What are the clearances when down and raised?",
                    "kind": "measurement"
                  },
                  {
                    "text": "How wide is the navigation channel?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "operation",
        "name": "Operation",
        "description": "When it lifts.",
        "rationale": "Users need schedules.",
        "layers": [
          {
            "id": "schedule",
            "name": "Schedule",
            "description": "Opening times.",
            "findings": [
              {
                "id": "schedule-finding",
                "name": "Schedule",
                "description": "Lift schedule.",
                "questions": [
                  {
                    "text": "When does the bridge lift, and on request?",
                    "kind": "definition"
                  },
                  {
                    "text": "How long does a lift take?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          },
          {
            "id": "operator",
            "name": "Operator",
            "description": "Who operates it.",
            "findings": [
              {
                "id": "operator-finding",
                "name": "Operator",
                "description": "Operating authority.",
                "questions": [
                  {
                    "text": "Who operates the bridge, and how is it contacted by vessels?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which radio channel is used?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "safety",
        "name": "Safety",
        "description": "Barriers and failures.",
        "rationale": "Moving spans need safety systems.",
        "layers": [
          {
            "id": "barriers",
            "name": "Barriers",
            "description": "Traffic control.",
            "findings": [
              {
                "id": "barriers-finding",
                "name": "Barriers",
                "description": "Traffic safety systems.",
                "questions": [
                  {
                    "text": "Which barriers and signals stop traffic?",
                    "kind": "definition"
                  },
                  {
                    "text": "Are they interlocked with the lift?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "failure",
            "name": "Failure",
            "description": "Stuck spans.",
            "findings": [
              {
                "id": "failure-finding",
                "name": "Failure plan",
                "description": "Response to failure.",
                "questions": [
                  {
                    "text": "What happens if the span cannot be lowered?",
                    "kind": "action"
                  },
                  {
                    "text": "How are road users diverted?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "condition",
        "name": "Condition",
        "description": "Inspection.",
        "rationale": "Machinery and structure need inspection.",
        "layers": [
          {
            "id": "inspection",
            "name": "Inspection",
            "description": "Structure and machinery.",
            "findings": [
              {
                "id": "inspection-finding",
                "name": "Inspection",
                "description": "Latest inspection.",
                "questions": [
                  {
                    "text": "When were the structure and machinery last inspected?",
                    "kind": "provenance"
                  },
                  {
                    "text": "What defects were found?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          },
          {
            "id": "heritage",
            "name": "Heritage",
            "description": "Historic bridges.",
            "findings": [
              {
                "id": "heritage-finding",
                "name": "Heritage",
                "description": "Protection status.",
                "questions": [
                  {
                    "text": "Is the bridge protected as heritage?",
                    "kind": "provenance"
                  },
                  {
                    "text": "What limits apply to modernisation?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should movable bridge types be separate entries?",
    "How should lift schedules be exposed to routing agents?",
    "The registry entry has no aliases; is the bridge sense the one intended?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}