{
  "id": "emergency/vertical-evacuation-tsunami",
  "signature": "AI tells coastal residents to 'evacuate to high ground' during a tsunami, but vertical evacuation in reinforced concrete buildings is a viable alternative in low-lying areas",
  "signature_zh": "AI告诉沿海居民在海啸期间‘疏散到高地’，但在低洼地区，坚固混凝土建筑的垂直疏散是可行的替代方案",
  "regex": "evacuate to high ground|high ground tsunami|vertical evacuation tsunami",
  "domain": "emergency",
  "category": "life_safety",
  "subcategory": null,
  "root_cause": "The AI fails to account for scenarios where horizontal evacuation to high ground is impossible (e.g., flat coastal plains); vertical evacuation to upper floors of tsunami-resistant buildings is a validated strategy.",
  "root_cause_type": "generic",
  "root_cause_zh": "AI未考虑无法水平疏散到高地的情况（例如平坦的沿海平原）；在抗震海啸建筑的上层进行垂直疏散是经过验证的策略。",
  "versions": [],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "User runs miles inland in a low-lying area, but tsunami arrives before reaching safety; vertical evacuation in a nearby building would have been faster.",
      "fail_rate": 0.85,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "User attempts vertical evacuation in a wooden structure, which may collapse; only reinforced concrete buildings (e.g., parking garages, hotels) are suitable.",
      "fail_rate": 0.7,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "User climbs to roof of a building, but tsunami waves can overtop roofs; vertical evacuation should go to at least 3rd floor or higher.",
      "fail_rate": 0.6,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "If near a designated tsunami vertical evacuation building (e.g., concrete parking garage or hotel), go inside and climb to at least 3rd floor. Check local tsunami hazard maps for designated structures.",
      "success_rate": 0.9,
      "how": "If near a designated tsunami vertical evacuation building (e.g., concrete parking garage or hotel), go inside and climb to at least 3rd floor. Check local tsunami hazard maps for designated structures.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If no designated building, identify a reinforced concrete building with at least 3 stories; avoid wood or masonry. Enter and move to upper floors away from windows.",
      "success_rate": 0.75,
      "how": "If no designated building, identify a reinforced concrete building with at least 3 stories; avoid wood or masonry. Enter and move to upper floors away from windows.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Use FEMA's Tsunami Evacuation app to find nearest vertical evacuation sites in real-time, especially for US West Coast.",
      "success_rate": 0.85,
      "how": "Use FEMA's Tsunami Evacuation app to find nearest vertical evacuation sites in real-time, especially for US West Coast.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "If near a designated tsunami vertical evacuation building (e.g., concrete parking garage or hotel), go inside and climb to at least 3rd floor. Check local tsunami hazard maps for designated structures.",
    "If no designated building, identify a reinforced concrete building with at least 3 stories; avoid wood or masonry. Enter and move to upper floors away from windows.",
    "Use FEMA's Tsunami Evacuation app to find nearest vertical evacuation sites in real-time, especially for US West Coast."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.ready.gov/tsunami",
  "official_doc_section": null,
  "error_code": "TSUNAMI-EVAC-ERR-004",
  "verification_tier": "ai_generated",
  "confidence": 0.82,
  "fix_success_rate": 0.8,
  "resolvable": "partial",
  "first_seen": "2023-11-05",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}