Washington Memorial Airport
Aircraft Accident/Incident Report

Washington, Missouri 63090
Thursday, May 13, 1993 17:30 CDT

NTSB Narrative Summary Released at Completion of Accident

THE INSTRUCTOR (CFI) WAS DEMONSTRATING A SOFT FIELD TAKEOFF WHEN THE ACCIDENT OCCURRED. BOTH THE INSTRUCTOR AND STUDENT REPORTED SEEING THE MOWING TRACTOR OFF THE WEST SIDE OF THE RUNWAY PRIOR TO THE TAKEOFF. BOTH STATED THAT AS THE NOSE OF THE AIRPLANE WAS LOWERED AFTER BECOMING AIRBORNE, THEY SAW THE TRACTOR DIRECTLY TO THE LEFT SIDE OF THE AIRPLANE. THE CFI STATED HE VEERED RIGHT IN AN ATTEMPT TO AVOID THE TRACTOR; HOWEVER, THE LEFT WING CONTACTED THE ROLL BAR OF THE TRACTOR. THE CFI REDUCED THE POWER AND LANDED ON THE REMAINING RUNWAY. THE TRACTOR OPERATOR STATED HE SAW THE AIRPLANE TAKING OFF AND WAS MAKING A RIGHT TURN TO MOVE FURTHER AWAY FROM THE RUNWAY WHEN THE AIRPLANE VEERED TO THE LEFT AND STRUCK THE TRACTOR. A SLIGHT RIGHT CROSSWIND WAS PRESENT AT THE TIME OF THE ACCIDENT.

NTSB Probable Cause Narrative

THE PILOT'S FAILURE TO MAINTAIN PROPER RUNWAY ALIGNMENT.

Event Information

Type of Event Accident
Event Date 5/13/1993
Event Day of the Week Thursday
Time of Event 1730
Event Time Zone Central Daylight Time
Event City WASHINGTON
Event State MISSOURI
Event Country --
Zipcode of the event site 63090
Event Date Year 1993
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport WASHINGTON MEMORIAL
Event Location Nearest Airport ID MO49
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 487
Weather Briefing Completeness Unknown
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 Dawn
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 5000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 25
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 350
Variable Wind Indicator Unknown
Wind Speed (knots) 6
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
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 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 319
NTSB Notification Source --
NTSB Notification Date May 14 1993 12:00AM
NTSB Notification Time 900
Fiche Number and/or location -used to find docket information 52202
Date of most recent change to record Dec 11 2000 1:18PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N10011
NTSB Number CHI93LA168
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 CESSNA
Aircraft Model 150L
Aircraft Series Identifier 150L
Aircraft Serial Number 15074752
Certified Max Gross Weight 1600
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 Apr 28 1993 12:00AM
Airframe hours since last inspection 40
Airframe Hours 4638
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name BRADDOCK ENTERPRISES, INC.
Aircraft Owner Street Address 1515 PADDOCK DRIVE
Aircraft Owner City FLORISSANT
Aircraft Owner State MO
Aircraft Owner Country
Aircraft Owner Zipcode 63033
Operator is an individual? --
Operator Name SKYLINE AVIATION
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 18216 EDISON AVENUE
Operator City CHESTERFIELD
Operator State MO
Operator Country
Operator Zip code 63005
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) Instructional
Second Pilot on Board Yes
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1730
Departure Time Zone CDT
Destination Same as Local Flt --
Destination Airport Code SUS
Destination City CHESTERFIELD
Destination State MO
Destination Country
Specific Phase of Flight Takeoff
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 34
Runway Length 3280
Runway Width 49
Sight Seeing flight No
Air Medical Flight No
Medical Flight --