{
  "id": "disaster/earthquake-stand-under-doorway",
  "signature": "AI advises standing under a doorway during an earthquake for structural support",
  "signature_zh": "AI 建议地震时站在门口以获得结构支撑",
  "regex": "earthquake.*stand.*doorway|doorway.*structural.*support.*earthquake",
  "domain": "disaster",
  "category": "life_threatening",
  "subcategory": null,
  "root_cause": "Modern doorways are not reinforced and offer no more protection than any other part of the building; standing under one exposes you to falling debris from the door frame and hinges, and you may be trapped if the door swings.",
  "root_cause_type": "generic",
  "root_cause_zh": "现代门口没有加固，提供的保护并不比建筑物其他部分多；站在门口会使你暴露在门框和铰链掉落的碎屑中，如果门摆动可能会被困。",
  "versions": [
    {
      "version": "earthquake-safety-v2.0",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "drop-cover-hold-2024",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "The door frame can swing violently, throwing you into walls or trapping your hands; it offers no overhead protection.",
      "fail_rate": 0.85,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Even load-bearing walls have doorways that are not designed for impact; the opening weakens the wall and debris can fall from above.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "A helmet does not protect against falling beams or heavy debris, and the doorway can collapse, pinning you.",
      "fail_rate": 0.75,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Drop, Cover, and Hold On: drop to your hands and knees, cover your head and neck under a sturdy table or desk, and hold on until shaking stops.",
      "success_rate": 0.9,
      "how": "Drop, Cover, and Hold On: drop to your hands and knees, cover your head and neck under a sturdy table or desk, and hold on until shaking stops.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If no table is available, crouch against an interior wall away from windows, mirrors, and heavy furniture, covering your head with your arms.",
      "success_rate": 0.85,
      "how": "If no table is available, crouch against an interior wall away from windows, mirrors, and heavy furniture, covering your head with your arms.",
      "condition": "",
      "sources": []
    },
    {
      "action": "After shaking stops, evacuate carefully, avoiding elevators and damaged structures; check for gas leaks and fires.",
      "success_rate": 0.8,
      "how": "After shaking stops, evacuate carefully, avoiding elevators and damaged structures; check for gas leaks and fires.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "趴下、掩护、抓紧：趴到手脚着地，在坚固桌子或书桌下掩护头部和颈部，并抓紧直到震动停止。",
    "如果没有桌子，蹲在远离窗户、镜子和重型家具的内墙旁，用手臂掩护头部。",
    "震动停止后，小心撤离，避免电梯和受损结构；检查燃气泄漏和火灾。"
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.ready.gov/earthquakes",
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.84,
  "fix_success_rate": 0.9,
  "resolvable": "true",
  "first_seen": "2024-01-18",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}