Aircraft Accident/Incident Report

Boulder, Colorado 80301
Wednesday, December 2, 1992 15:00 MST

NTSB Narrative Summary Released at Completion of Accident

COMPANY EMPLOYEES, CLEANING SNOW OFF THE AIRPLANE, DISCOVERED SUBSTANTIAL DAMAGE TO THE LEFT WING. THE LAST RENTER PILOT WAS QUESTIONED AND HE DENIED HAVING DAMAGED THE AIRPLANE. HE SUGGESTED THE DAMAGE MUST HAVE BEEN INCURRED ON A PREVIOUS FLIGHT, AND THAT HE PROBABLY FLEW THE AIRPLANE IN A DAMAGED CONDITION.

NTSB Probable Cause Narrative

UNDETERMINED.

Event Information

Type of Event Accident
Event Date 12/2/1992
Event Day of the Week Wednesday
Time of Event 1500
Event Time Zone Mountain Standard Time
Event City BOULDER
Event State COLORADO
Event Country --
Zipcode of the event site 80301
Event Date Year 1992
Event Date Month 12
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 Unknown
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness Not pertinent
Investigator's weather source Witness
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 25000
Lowest Non-Ceiling Height 13000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 20
Air Temperature at event time (in degrees celsius) -2
Dew Point at event time (in degress fahrenheit) -10
Wind Direction (degrees magnetic) 10
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 4736
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 568
NTSB Notification Source --
NTSB Notification Date Jan 28 1993 12:00AM
NTSB Notification Time 930
Fiche Number and/or location -used to find docket information 47966
Date of most recent change to record Dec 11 2000 3:29PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N2751G
NTSB Number DEN93LA014
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CHAMPION
Aircraft Model 7KCAB
Aircraft Series Identifier 7KCAB
Aircraft Serial Number 56
Certified Max Gross Weight 1650
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 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Oct 28 1992 12:00AM
Airframe hours since last inspection 69
Airframe Hours 2009
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name BONIEK, MARTIN J.
Aircraft Owner Street Address P.O. BOX 304
Aircraft Owner City WARD
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode 80481
Operator is an individual? --
Operator Name FLAT IRONS AVIATION
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 3100 AIRPORT ROAD, BOX L
Operator City BOULDER
Operator State CO
Operator Country
Operator Zip code 80301
Operator Code YFAA
Owner has at least one certificate Yes - certificate holder
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 Yes
Departure Point Same as Event Yes
Departure Airport Code 1V5
Departure City
Departure State
Departure Country
Departure Time 1400
Departure Time Zone MST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code 1V5
Destination City
Destination State
Destination Country
Specific Phase of Flight --
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
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 --