Aircraft Accident/Incident Report

Vergennes, Vermont 05491
Thursday, February 18, 1993 15:36 EST

NTSB Narrative Summary Released at Completion of Accident

ON A FLIGHT FROM GLENN FALLS TO LAKE PLACID, NY, THE NON INSTRUMENT RATED PILOT ENCOUNTERED DETERIORATING WEATHER. ATC DATA SHOWED THIS OCCURRED OVER MOUNTAINOUS TERRAIN AT ABOUT 1517 EST NEAR BURLINGTON, VT. THE PILOT ELECTED TO RETURN TO GLENN FALLS. AT ABOUT 1521, HE TOLD THE CONTROLLER HE HAD LAKE CHAMPLAIN IN VIEW. THE LAKE WAS MOSTLY FROZEN OVER WITH APRX 3 FT OF SNOW ON THE SURFACE. ABOUT 5 MIN LATER, RADAR SERVICE WAS TERMINATED, AND THE PILOT ACKNOWLEDGED. NO FURTHER TRANSMISSIONS BY THE PILOT WERE RECEIVED. WRECKAGE WAS FOUND ON THE FROZEN SURFACE OF LAKE CHAMPLAIN NEAR THE VERMONT SHORE. AN EXAM REVEALED THE AIRPLANE HAD IMPACTED THE ICE IN A RIGHT WING LOW ATTITUDE. IT WAS EXTENSIVELY DAMAGED, BUT NO PREIMPACT ANOMALIES OF THE AIRFRAME OR ENGINE WERE FOUND. A WITNESS ON THE NEW YORK LAKE SHORE SAW AN AIRPLANE AT ABOUT THE TIME OF THE ACCIDENT, IN A STEEP LEFT TURN AT ABOUT 250 FT AGL. HE STATED HE LOST SIGHT OF THE AIRPLANE DUE TO THE BAD WEATHER. HE ALSO STATED THAT AT THE TIME HE SAW THE AIRPLANE, A SEVERE BLIZZARD WAS MOVING ACROSS THE AREA AND IT LASTED ABOUT 15 MIN.

NTSB Probable Cause Narrative

VFR FLIGHT BY THE PILOT INTO INSTRUMENT METEOROLOGICAL CONDITIONS (IMC), AND HIS FAILURE TO MAINTAIN SUFFICIENT ALTITUDE OR CLEARANCE FROM SNOW COVERED TERRAIN AFTER BECOMING SPATIALLY DISORIENTED IN WHITEOUT CONDITIONS. THE ADVERSE WEATHER AND SNOW COVERED TERRAIN WERE RELATED FACTORS.

Event Information

Type of Event Accident
Event Date 2/18/1993
Event Day of the Week Thursday
Time of Event 1536
Event Time Zone Eastern Standard Time
Event City VERGENNES
Event State VERMONT
Event Country --
Zipcode of the event site 05491
Event Date Year 1993
Event Date Month 2
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1450 Eastern Standard Time
Direction of event from weather observation facility (degrees) 360
Weather Observation Facility ID BTV
Elevation of weather observation facility 334
Distance of event from weather observation facility (units?) 35
Time Zone of the weather observation EST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 0
Air Temperature at event time (in degrees celsius) -10
Dew Point at event time (in degress fahrenheit) -11
Wind Direction (degrees magnetic) 290
Variable Wind Indicator Unknown
Wind Speed (knots) 7
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 0
Intensity of Precipitation Light
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 433
NTSB Notification Source --
NTSB Notification Date Feb 19 1993 12:00AM
NTSB Notification Time 1630
Fiche Number and/or location -used to find docket information 52721
Date of most recent change to record Dec 11 2000 1:08PM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N1192Z
NTSB Number BFO93FA030
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name American General Aircraft
Aircraft Model AG5B
Aircraft Series Identifier AG5B
Aircraft Serial Number 10040
Certified Max Gross Weight 1500
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 4
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Feb 11 1993 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Yes
ELT Type --
Aircraft Owner Name A. BASHAWATY/JOHN DERUBEIS
Aircraft Owner Street Address P.O. BOX 136
Aircraft Owner City COLD SPRNG HRBR
Aircraft Owner State NY
Aircraft Owner Country
Aircraft Owner Zipcode 11724
Operator is an individual? --
Operator Name A. BASHAWATY/JOHN DERUBEIS
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address P.O. BOX 136
Operator City COLD SPRNG HRBR
Operator State NY
Operator Country
Operator Zip code 11724
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code GFL
Departure City GLENS FALLS
Departure State NY
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code LKP
Destination City LAKE PLACID
Destination State NY
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:34AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --