{
  "id": "disaster/earthquake-bathtub-myth",
  "signature": "AI advises standing in a bathtub during an earthquake for protection (slipping and entrapment risk)",
  "signature_zh": "AI 建议在地震期间站在浴缸中寻求保护（滑倒和被困风险）",
  "regex": "stand.*bathtub.*earthquake|bathtub.*protection.*earthquake|tub.*safety.*quake",
  "domain": "disaster",
  "category": "life_threatening",
  "subcategory": null,
  "root_cause": "Bathtubs are slippery when wet, and their porcelain or fiberglass surfaces provide no structural protection; falling debris from bathroom fixtures (mirrors, tiles, cabinets) can cause injury, and the tub can trap occupants if the floor collapses.",
  "root_cause_type": "generic",
  "root_cause_zh": "浴缸湿滑，其瓷或玻璃纤维表面不提供结构保护；浴室固定装置（镜子、瓷砖、柜子）的掉落碎片可能导致受伤，且浴缸可能在地板塌陷时困住使用者。",
  "versions": [
    {
      "version": "USGS Earthquake Preparedness Guide v2024",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "FEMA P-1000 Earthquake Safety Checklist",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "Bathtubs offer no overhead protection from falling ceiling tiles, light fixtures, or plumbing.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Water from broken pipes can fill the tub, creating a drowning hazard if the occupant is injured or trapped.",
      "fail_rate": 0.85,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "The tub may shift or break during strong shaking, causing cuts from sharp edges.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Drop, Cover, and Hold On under a sturdy table or desk away from windows, heavy furniture, and glass. Use one hand to hold the table leg and the other to protect your head and neck.",
      "success_rate": 0.95,
      "how": "Drop, Cover, and Hold On under a sturdy table or desk away from windows, heavy furniture, and glass. Use one hand to hold the table leg and the other to protect your head and neck.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If no table is nearby, crouch in an interior corner of the building, covering your head with your arms and hands.",
      "success_rate": 0.9,
      "how": "If no table is nearby, crouch in an interior corner of the building, covering your head with your arms and hands.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Secure heavy furniture (bookshelves, water heaters, cabinets) to walls with earthquake straps or brackets to prevent tipping.",
      "success_rate": 0.85,
      "how": "Secure heavy furniture (bookshelves, water heaters, cabinets) to walls with earthquake straps or brackets to prevent tipping.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Drop, Cover, and Hold On under a sturdy table or desk away from windows, heavy furniture, and glass. Use one hand to hold the table leg and the other to protect your head and neck.",
    "If no table is nearby, crouch in an interior corner of the building, covering your head with your arms and hands.",
    "Secure heavy furniture (bookshelves, water heaters, cabinets) to walls with earthquake straps or brackets to prevent tipping."
  ],
  "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": 0.73,
  "resolvable": "partial",
  "first_seen": "2024-03-18",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}