Centennial Airport
Aircraft Accident/Incident Report

Englewood, Colorado 80112
Monday, February 12, 1990 17:30 MST

NTSB Narrative Summary Released at Completion of Accident

THE PILOT REPORTED THE NOSE GEAR COLLAPSED DURING TAKEOFF GROUND RUN AT 85 KNOTS. THE AIRPLANE SKIDDED 2,500 FEET ON RUNWAY 17L, BEFORE COMING TO REST ON THE ASPHALT RUNWAY. A POST-ACCIDENT INVESTIGATION FAILED TO REVEAL ANY EVIDENCE TO EXPLAIN THE REPORTED NOSE GEAR COLLAPSE. REPEATED GEAR RETRACTION AND EXTENSION TESTS FAILED TO DUPLICATE THE MALFUNCTION.

NTSB Probable Cause Narrative

THE COLLAPSE OF THE NOSE GEAR ASSEMBLY FOR UNDETERMINED REASONS.

Event Information

Type of Event Accident
Event Date 2/12/1990
Event Day of the Week Monday
Time of Event 1730
Event Time Zone Mountain Standard Time
Event City ENGLEWOOD
Event State COLORADO
Event Country --
Zipcode of the event site 80112
Event Date Year 1990
Event Date Month 2
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport CENTENNIAL
Event Location Nearest Airport ID APA
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 5583
Weather Briefing Completeness Full
Investigator's weather source Pilot
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 Dusk
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 9
Dew Point at event time (in degress fahrenheit) -2
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Variable
Wind Speed (knots) 0
Wind Velocity Indicator Light and Variable
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
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 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 395
NTSB Notification Source --
NTSB Notification Date Feb 12 1990 12:00AM
NTSB Notification Time 1800
Fiche Number and/or location -used to find docket information 41330
Date of most recent change to record Dec 12 2000 4:46PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N409EX
NTSB Number DEN90LA056
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 404
Aircraft Series Identifier 404
Aircraft Serial Number C404-00436
Certified Max Gross Weight 8400
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 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection Feb 12 1990 12:00AM
Airframe hours since last inspection --
Airframe Hours 6560
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name CASPER AIR SERVICE
Aircraft Owner Street Address UNIT 3, BOX 3 NATRONA CNTY ART
Aircraft Owner City CASPER
Aircraft Owner State WY
Aircraft Owner Country
Aircraft Owner Zipcode 826041696
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
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) Unknown
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code APA
Departure City
Departure State
Departure Country
Departure Time 1730
Departure Time Zone MST
Destination Same as Local Flt --
Destination Airport Code RIL
Destination City RIFLE
Destination State CO
Destination Country
Specific Phase of Flight Takeoff
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 17L
Runway Length 10000
Runway Width 101
Sight Seeing flight No
Air Medical Flight No
Medical Flight --