Monday, November 11, 2019

Birdstrike: Cessna 402C, N300SN; accident occurred July 21, 2019 near St. Louis Lambert International Airport (KSTL), Missouri

View of left horizontal stabilizer damage from underneath.

Additional Participating Entity:
Federal Aviation Administration; Burlington, Massachusetts

Aviation Accident Final Report - National Transportation Safety Board:

Investigation Docket - National Transportation Safety Board:

Location: St. Louis, MO

Accident Number: GAA19CA451 
Date & Time: 07/21/2019, 1300 CDT
Registration: N300SN
Aircraft: Cessna 402
Aircraft Damage: Substantial
Defining Event: Birdstrike
Injuries: 9 None
Flight Conducted Under: Part 135: Air Taxi & Commuter - Non-scheduled 


The operator's director of safety reported that, during short final, the pilot quickly maneuvered the airplane to avoid a bird. When the pilot rolled wings level, a second bird went through the propeller and struck the horizontal stabilizer. The pilot then landed without further incident.

The airplane sustained substantial damage to the left horizontal stabilizer.

The director of safety reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. 

Probable Cause and Findings

The National Transportation Safety Board determines the probable cause(s) of this accident to be:
The airplane's collision with a bird during short final.


Environmental issues
Animal(s)/bird(s) - Effect on operation (Cause)
Animal(s)/bird(s) - Ability to respond/compensate (Cause)

Factual Information

History of Flight

Approach-VFR pattern final
Birdstrike (Defining event)

Pilot Information

Certificate: Airline Transport
Age: 39, Male
Airplane Rating(s): Multi-engine Land; Single-engine Land
Seat Occupied: Left
Other Aircraft Rating(s): None
Restraint Used:
Instrument Rating(s): Airplane
Second Pilot Present: No
Instructor Rating(s): None
Toxicology Performed: No
Medical Certification: Class 1 Without Waivers/Limitations
Last FAA Medical Exam: 04/30/2019
Occupational Pilot: Yes
Last Flight Review or Equivalent: 04/24/2019
Flight Time:   (Estimated) 1762 hours (Total, all aircraft), 1365 hours (Total, this make and model), 500 hours (Pilot In Command, all aircraft), 186 hours (Last 90 days, all aircraft), 75 hours (Last 30 days, all aircraft), 7 hours (Last 24 hours, all aircraft) 

Aircraft and Owner/Operator Information

Aircraft Make: Cessna
Registration: N300SN
Model/Series: 402 C
Aircraft Category: Airplane
Year of Manufacture: 1979
Amateur Built: No
Airworthiness Certificate: Normal
Serial Number: 402C0060
Landing Gear Type: Retractable - Tricycle
Seats: 10
Date/Type of Last Inspection: 07/04/2019, AAIP
Certified Max Gross Wt.: 6850 lbs
Time Since Last Inspection:
Engines: 2 Reciprocating
Airframe Total Time: 24579.3 Hours at time of accident
Engine Manufacturer: Continental
ELT: C91 installed, not activated
Engine Model/Series: TSIO-520-VB
Registered Owner: Hyannis Air Service Inc
Rated Power: 325 hp
Operating Certificate(s) Held: Commuter Air Carrier (135); On-demand Air Taxi (135)
Operator Does Business As: Cape Air
Operator Designator Code: HYIA

Meteorological Information and Flight Plan

Conditions at Accident Site: Visual Conditions
Condition of Light: Day
Observation Facility, Elevation: KSTL, 710 ft msl
Distance from Accident Site: 0 Nautical Miles
Observation Time: 1751 UTC
Direction from Accident Site: 11°
Lowest Cloud Condition: Few / 9000 ft agl
Visibility:  10 Miles
Lowest Ceiling:
Visibility (RVR):
Wind Speed/Gusts: 9 knots /
Turbulence Type Forecast/Actual: None / None
Wind Direction: 320°
Turbulence Severity Forecast/Actual: N/A / N/A
Altimeter Setting: 29.95 inches Hg
Temperature/Dew Point: 32°C / 22°C
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: Marion, IL (MWA)
Type of Flight Plan Filed: Company VFR
Destination: St. Louis, MO (STL)
Type of Clearance: VFR Flight Following
Departure Time: 1230 CDT
Type of Airspace: Class B

Airport Information

Runway Surface Type: Concrete
Airport Elevation: 618 ft
Runway Surface Condition: Unknown
Runway Used: 12R
IFR Approach: None
Runway Length/Width: 11019 ft / 200 ft
VFR Approach/Landing: Straight-in

Wreckage and Impact Information

Crew Injuries: 1 None
Aircraft Damage: Substantial
Passenger Injuries: 8 None
Aircraft Fire: None
Ground Injuries: N/A
Aircraft Explosion: None
Total Injuries: 9 None
Latitude, Longitude: 38.750000, -90.374722 (est)

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