Goodyear Airport
Aircraft Accident/Incident Report

Goodyear, Arizona 85338
Sunday, March 28, 2010 9:15 MST

NTSB Narrative Summary Released at Completion of Accident

The pilot reported that during the landing roll of his experimental category biplane, a gust from a left quartering tailwind caused the airplane to drift left. When he corrected the drift with right rudder input the right main landing gear collapsed, causing damage to the right lower wing.

NTSB Probable Cause Narrative

The pilot's failure to maintain directional control during landing rollout with a quartering tailwind, resulting in collapse of the right main landing gear.

Event Information

Type of Event Accident
Event Date 3/28/2010
Event Day of the Week Sunday
Time of Event 915
Event Time Zone Mountain Standard Time
Event City Goodyear
Event State ARIZONA
Event Country --
Zipcode of the event site 85338
Event Date Year 2010
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude 332525N
Event Location Longitude 1122228W
Event Location Airport Goodyear
Event Location Nearest Airport ID KGYR
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness --
Investigator's weather source Weather Observation Facility
Time of the weather observation 920 Mountain Standard Time
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID KGYR
Elevation of weather observation facility 968
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation MST
Lighting Conditions Day
Lowest Ceiling Height --
Lowest Non-Ceiling Height --
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) 30
Air Temperature at event time (in degrees celsius) 21
Dew Point at event time (in degress fahrenheit) -7
Wind Direction (degrees magnetic) --
Variable Wind Indicator Variable
Wind Speed (knots) 6
Wind Velocity Indicator --
Wind Gust Indicator Not Gusting
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) 30.24
Density Altitude (feet) --
Intensity of Precipitation --
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries --
On Ground, Minor Injuries --
On Ground, Serious Injuries --
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 26810
NTSB Notification Source FAA Operations Center
NTSB Notification Date --
NTSB Notification Time --
Fiche Number and/or location -used to find docket information --
Date of most recent change to record Apr 9 2010 4:12PM
User who most recently changed record coos
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N4493
NTSB Number WPR10CA183
Missing Aircraft Indicator --
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 STOLP STARDUSTER
Aircraft Model SA-300
Aircraft Series Identifier --
Aircraft Serial Number 224
Certified Max Gross Weight 1800
Aircraft Category Airplane
Aircraft Registration Class --
Aircraft is a homebuilt? Yes
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 Conditional
Date of Last Inspection May 20 2009 12:00AM
Airframe hours since last inspection --
Airframe Hours 880
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type Unknown
Aircraft Owner Name EDWARD J STEPEC
Aircraft Owner Street Address --
Aircraft Owner City OREGON CITY
Aircraft Owner State OR
Aircraft Owner Country USA
Aircraft Owner Zipcode 97045
Operator is an individual? Yes
Operator Name Jerry L Coates
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address --
Operator City Goodyear
Operator State AZ
Operator Country USA
Operator Zip code 85338
Operator Code --
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation --
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 Yes
Departure Airport Code KGYR
Departure City Goodyear
Departure State AZ
Departure Country USA
Departure Time --
Departure Time Zone MST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code KGYR
Destination City Goodyear
Destination State AZ
Destination Country USA
Specific Phase of Flight --
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Apr 9 2010 4:12PM
User who most recently changed record coos
Since inspection or accident Time of Accident
Event Location Runway Number and Location 21
Runway Length 8500
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --