ASN Wikibase Occurrence # 360631
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| Date: | Thursday 7 April 1994 |
| Time: | 23:35 LT |
| Type: |  Cessna 182N |
| Owner/operator: | Private |
| Registration: | N9124G |
| MSN: | 18260664 |
| Year of manufacture: | 1971 |
| Total airframe hrs: | 3075 hours |
| Engine model: | CONTINENTAL O-470-R |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Kerman, CA -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Long Beach, CA (KLGB) |
| Modesto, CA (KMOD) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
RECORDED RADAR & VOICE TAPES REVEALED THAT 15 MINUTES AFTER TAKEOFF, THE AIRCRAFT BEGAN DEVIATING FROM HEADINGS, ALTITUDES, & ATC INSTRUCTIONS. THE FACILITIES WORKING THE FLIGHT SAID THE AIRCRAFT'S COURSE OF FLIGHT WAS ERRATIC, WITH THE ERRATIC BEHAVIOR BECOMING WORSE AS THE FLIGHT CONTINUED. THE PILOT SEEMED TO BE DISORIENTED. THE AIRCRAFT DRIFTED SIGNIFICANTLY OFF ASSIGNED AIRWAYS & HEADINGS, & DID SEVERAL 360 & 180 DEGREE TURNS. THE PILOT SAID THAT AFTER REACHING CRUISE ALTITUDE, HE BEGAN TO EXPERIENCE BLURRED VISION, HEADACHES, & NAUSEA. HE SAID HIS BREATHING BECAME LABORED, & THE CONTROLS BECAME DIFFICULT TO MOVE. THE FLIGHTPATH OF THE AIRPLANE KEPT CHANGING DIRECTION & ALTITUDE, & THE PILOT COULD NOT STAY AWAKE. MANY SMALL LEAKS WERE FOUND IN THE EXHAUST SYSTEM, WITH GAS PATHWAYS FOUND INTO THE CABIN. HOSPITAL TESTS FOR ALCOHOL & DRUGS WERE NEGATIVE. AN FAA FLIGHT SURGEON AT CAMI REVIEWED THE CASE & REPORTED THAT THE SYMPTOMS WERE CONSISTENT WITH CARBON MONOXIDE POISONING. BLOOD DRAWN 11 HRS AFTER ENTERING A HOSPITAL RETAINED 3% SATURATION WITH CARBON MONOXIDE.
Probable Cause: AN EXHAUST GAS LEAK, DUE TO INADEQUATE MAINTENANCE, WHICH RESULTED IN CARBON MONOXIDE POISONING, INCAPACITION OF THE PILOT, AND LOSS OF AIRCRAFT CONTROL.
Accident investigation:
 |
|
Sources:
NTSB LAX94LA184
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 16-Mar-2024 09:27 | ASN Update Bot | Added |
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