ASN Wikibase Occurrence # 35219
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| Date: | Saturday 14 January 1995 |
| Time: | 05:40 LT |
| Type: |  Cessna 172N |
| Owner/operator: | Coastal Airways, Inc. |
| Registration: | N1535E |
| MSN: | 17271039 |
| Year of manufacture: | 1978 |
| Total airframe hrs: | 4448 hours |
| Engine model: | CONTINENTAL O-470-U |
| Fatalities: | Fatalities: 3 / Occupants: 0 |
| Aircraft damage: | Unknown |
| Category: | Accident |
| Location: | Blyn, WA -
 United States of America
|
| Phase: | |
| Nature: | Unknown |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE AIRCRAFT DEPARTED SEQUIN, WA IN VFR CONDITIONS TOWARDS A CLOUD BANK, AT NIGHT, TURNING SOUTH TOWARDS UPSLOPING TERRAIN. A MODE C RADAR TRACK SHOWED A CLIMB TO 2,600 FT MSL, FOLLOWED BY A DESCENT BACK TO 2,200 FT. THE TRACK SHOWED THE AIRCRAFT PASSING OVER A 2,018-FT HILL, FORESTED WITH 100-FT OR MORE CONIFER TREES, AND THEN EXECUTING A 360 DEG LEFT TURN, ACCOMPLISHED IN 1.5 MIN, WHILE MAINTAINING 2,200 FT. IN THE TURN THE PILOT CALLED APPROACH DECLARING A 'STRUCTURAL PROBLEM.' THE SURVIVOR REPORTED THE AIRCRAFT IN 'TURBULENCE,' IN CONDITIONS THAT WERE 'THICK AND GRAY,' AND THAT THE PILOT WAS 'WORKING HARD TO CONTROL THE AIRCRAFT' APPROX 1 MIN BEFORE THE CRASH. A LEADING EDGE IMPACT ON THE LEFT WING WAS CONSISTENT WITH A WINGS LEVEL, FLAT AIRCRAFT ATTITUDE COLLISION WITH THE 2-IN DIAM CONIFER TREETOP. THE AIRCRAFT WAS 25 LBS OVER THE MAXIMUM GROSS WEIGHT AT TAKEOFF. THE PILOT'S TOXICOLOGY SAMPLES TESTED POSITIVE FOR TETRAHYDROCANNABINOL CARBOXYLIC ACID (MARIHUANA); 0.003 UG/ML BLOOD, 0.038 UG/ML URINE.
Probable Cause: THE PILOT'S VFR FLIGHT INTO INSTRUMENT METEOROLOGICAL CONDITIONS. FACTORS IN THE ACCIDENT WERE THE WEATHER CONDITIONS AND THE DARK NIGHT.
Accident investigation:
 |
|
Sources:
NTSB SEA95FA037
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
| 09-Apr-2024 17:02 | ASN Update Bot | Updated [Time, Operator, Total occupants, Other fatalities, Phase, Departure airport, Destination airport, Source, Damage, Narrative, Accident report] |
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