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ASN Wikibase Occurrence # 34764
Last updated: 21 May 2020
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Date:26-NOV-1989
Time:18:15
Type:Silhouette image of generic C170 model; specific model in this crash may look slightly different
Cessna 170A
Owner/operator:private
Registration: N9192A
C/n / msn: 18953
Fatalities:Fatalities: 2 / Occupants: 2
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Rogersville, TN -   United States of America
Phase: En route
Nature:Private
Departure airport:Manassas, VA (VA87)
Destination airport:Knoxville, TN (TYS)
Investigating agency: NTSB
Narrative:
DURING THE PILOT'S INITIAL WX BRIEFING AT 1101, HE WAS ADVISED VFR FLIGHT NOT RECOMMENDED THROUGH MOUNTAINS UNTIL COLD FRONT HAD PASSED. DURING A LATER 1331 WX BRIEFING HE WAS INFORMED THAT WX CONDITIONS WERE DETERIORATING SOUTH OF ROANOKE, VA, THROUGH HIS DESTINATION AIRPORT. THERE WERE FLT PRECAUTIONS FOR LIGHT-MODERATE RIME ICING FROM FREEZING LEVEL OF 8,500 FT TO 12,500 FT. LATER AN UNIDENTIFIED ACFT WAS OBSERVED ON RADAR CIRCLING AT 8,500 FT, THEN DESCEND TO 5,500 FT, THEN HEAD SOUTHWESTBOUND NEXT TO THE FINAL APPROACH COURSE FOR ILS RWY 23 AT TRI-CITY REGIONAL AIRPORT. IT THEN TURNED WESTBOUND AT 1810 BEFORE DISAPPEARING FROM RADAR. THE AIRPLANE WAS OBSERVED DESCENDING ALONG A RIDGELINE; GROUND FOG TOTALLY OBSCURED THE TOPS. THE AIRCRAFT IMPACTED TERRAIN AT ABOUT A 90-DEGREE NOSE-DOWN ATTITUDE. PILOT'S TOTAL RECORDED NIGHT TIME WAS 5.5 HRS; LAST FLIGHT 1/89. LAST BIENNIAL 29 MONTHS BEFORE ACCIDENT. PILOT HAD PREVIOUSLY SPOKE OF 'PUSHING THE LIMITS' IN REGARD TO FLYING IN MARGINAL WX CONDITIONS. CAUSE: CONTINUED FLIGHT INTO INSTRUMENT METEOROLOGICAL CONDITIONS BY A NON-INSTRUMENT RATED PILOT RESULTING IN SPATIAL DISORIENTATION AND A LOSS OF AIRCRAFT CONTROL. FACTORS CONTRIBUTING TO THE ACCIDENT WERE: THE PILOT'S OVERCONFIDENCE IN HIS ABILITY TO FLY IN INSTRUMENT CONDITIONS, THE ADVERSE WEATHER CONDITIONS, THE DARK NIGHT, AND THE PILOT'S LACK OF NIGHT FLYING EXPERIENCE.

Sources:

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001213X29836


Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added

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