{
  "id": "disaster/wildfire-dry-ditch-myth",
  "signature": "AI advises sheltering in a dry ditch or gully during a wildfire (radiant heat and fire whirl risk)",
  "signature_zh": "AI 建议在野火期间躲在干沟或冲沟中（辐射热和火旋风险）",
  "regex": "shelter.*(dry ditch|gully|ravine).*wildfire",
  "domain": "disaster",
  "category": "life_threatening",
  "subcategory": null,
  "root_cause": "Dry ditches and gullies concentrate radiant heat, funnel flames, and can generate fire whirls; they also trap smoke, leading to asphyxiation, and offer no protection from ember showers.",
  "root_cause_type": "generic",
  "root_cause_zh": "干沟和冲沟会集中辐射热，引导火焰，并可能产生火旋；它们还会滞留烟雾，导致窒息，且无法防护余烬雨。",
  "versions": [
    {
      "version": "NFPA Wildland Fire Safety 2023",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "CalFire Evacuation Guidelines v4.2",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "Assuming that being below ground level shields from heat; radiant heat can still be lethal from nearby flames.",
      "fail_rate": 0.7,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Believing that dry vegetation in a ditch won't burn; embers can ignite it instantly.",
      "fail_rate": 0.55,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "If trapped, find a large, non-vegetated area (e.g., a parking lot or bare rock face) and lie face-down, covering your body with a wool blanket or jacket. Call 911 and provide GPS coordinates.",
      "success_rate": 0.65,
      "how": "If trapped, find a large, non-vegetated area (e.g., a parking lot or bare rock face) and lie face-down, covering your body with a wool blanket or jacket. Call 911 and provide GPS coordinates.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Pre-evacuate when a wildfire warning is issued. Use the 'Watch Duty' app for real-time fire perimeter updates. Do not wait for a direct order.",
      "success_rate": 0.95,
      "how": "Pre-evacuate when a wildfire warning is issued. Use the 'Watch Duty' app for real-time fire perimeter updates. Do not wait for a direct order.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "If trapped, find a large, non-vegetated area (e.g., a parking lot or bare rock face) and lie face-down, covering your body with a wool blanket or jacket. Call 911 and provide GPS coordinates.",
    "Pre-evacuate when a wildfire warning is issued. Use the 'Watch Duty' app for real-time fire perimeter updates. Do not wait for a direct order."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.ready.gov/wildfires",
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.88,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2023-08-20",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}