{
  "id": "disaster/flash-flood-driving-shallow-myth",
  "signature": "AI advises driving through flash flood water if it looks shallow (less than 6 inches) (vehicle floatation and hidden hazards)",
  "signature_zh": "AI 建议如果看起来浅（小于6英寸）就开车通过山洪（车辆漂浮和隐藏危险）",
  "regex": "drive through flash flood water (if it looks shallow|less than 6 inches)",
  "domain": "disaster",
  "category": "life_threatening",
  "subcategory": null,
  "root_cause": "Even 6 inches of moving water can float a vehicle, and the road surface may be washed away or contain hidden debris, making driving through any depth of flood water extremely dangerous.",
  "root_cause_type": "generic",
  "root_cause_zh": "即使6英寸的流水也能使车辆漂浮，且路面可能被冲走或包含隐藏碎片，使得驾驶通过任何深度的洪水都极其危险。",
  "versions": [
    {
      "version": "FEMA Flood Safety Guidelines 2024",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "NOAA Flood Warning v3.0",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Drive slowly at 5 mph to avoid water splashing into the engine",
      "why_fails": "Slow speed does not prevent water from entering the exhaust or causing the vehicle to float; the critical factor is water depth and flow speed, not driving speed.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    },
    {
      "action": "Use a truck or SUV with higher ground clearance",
      "why_fails": "Even large SUVs can float in 12-18 inches of water, and the driver may misjudge depth; hidden road washouts can still cause the vehicle to fall into a hole.",
      "fail_rate": 0.7,
      "condition": "",
      "sources": []
    },
    {
      "action": "Roll down windows before driving through in case of escape",
      "why_fails": "Rolling down windows helps if the vehicle is submerged, but it does not prevent the initial floatation and loss of control; the driver may not have time to react.",
      "fail_rate": 0.6,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Never drive through any depth of flood water; turn around and find an alternative route. Example: if water covers the road, execute a U-turn immediately and drive to higher ground, even if it adds 30 minutes to the trip.",
      "success_rate": 0.95,
      "how": "Never drive through any depth of flood water; turn around and find an alternative route. Example: if water covers the road, execute a U-turn immediately and drive to higher ground, even if it adds 30 minutes to the trip.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If trapped in a vehicle and water is rising, abandon the car and move to higher ground on foot, calling 911. Example: unbuckle seatbelt, exit through a window, and swim or wade to a safe location, avoiding downed power lines.",
      "success_rate": 0.8,
      "how": "If trapped in a vehicle and water is rising, abandon the car and move to higher ground on foot, calling 911. Example: unbuckle seatbelt, exit through a window, and swim or wade to a safe location, avoiding downed power lines.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Use a real-time flood monitoring app (e.g., USGS WaterWatch) to check road conditions before traveling in flood-prone areas. Example: before driving in a storm, check the app for stream gauges showing water levels near road crossings.",
      "success_rate": 0.7,
      "how": "Use a real-time flood monitoring app (e.g., USGS WaterWatch) to check road conditions before traveling in flood-prone areas. Example: before driving in a storm, check the app for stream gauges showing water levels near road crossings.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Never drive through any depth of flood water; turn around and find an alternative route. Example: if water covers the road, execute a U-turn immediately and drive to higher ground, even if it adds 30 minutes to the trip.",
    "If trapped in a vehicle and water is rising, abandon the car and move to higher ground on foot, calling 911. Example: unbuckle seatbelt, exit through a window, and swim or wade to a safe location, avoiding downed power lines.",
    "Use a real-time flood monitoring app (e.g., USGS WaterWatch) to check road conditions before traveling in flood-prone areas. Example: before driving in a storm, check the app for stream gauges showing water levels near road crossings."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.ready.gov/floods",
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.9,
  "fix_success_rate": 0.85,
  "resolvable": "true",
  "first_seen": "2024-09-12",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}