Manassas Airport
Aircraft Accident/Incident Report

Manassas, Virginia 22110
Wednesday, June 29, 1988 6:48 EDT

NTSB Narrative Summary Released at Completion of Accident

THE PILOT REPORTED THAT ON INITIAL CLIMB AT AN ALT OF 300 FT AGL, ENGINE POWER BEGAN TO DECAY. A RIGHT TURN WAS INITIATED TO RETURN TO THE RUNWAY BUT A FURTHER LOSS OF POWER WAS EXPERIENCED AND A FORCED LANDING WAS ATTEMPTED IN A FIELD. THE ACFT CONTACTED TREES AND CAME TO REST IN A WOODED AREA ON THE ARPT PROPERTY. POST ACCIDENT INSPECTION REVEALED THAT THE THROTTLE CABLE CAME LOOSE AT THE THROTTLE LEVER INSIDE THE COCKPIT. THE CARBURETOR WAS NOT SPRING LOADED TO KEEP THE THROTTLE AT FULL POWER. THIS WAS THE MAIDEN FLT OF THE HOMEBUILT/EXPERIMENTAL ACFT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 6/29/1988
Event Day of the Week Wednesday
Time of Event 648
Event Time Zone Eastern Daylight Time
Event City MANASSAS
Event State VIRGINIA
Event Country --
Zipcode of the event site 22110
Event Date Year 1988
Event Date Month 6
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport MANASSAS
Event Location Nearest Airport ID W10
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 193
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 Day
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) 0
Air Temperature at event time (in degrees celsius) 14
Dew Point at event time (in degress fahrenheit) 6
Wind Direction (degrees magnetic) 340
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None --
Injury Total Serious 1
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 638
NTSB Notification Source --
NTSB Notification Date Jun 30 1988 12:00AM
NTSB Notification Time 715
Fiche Number and/or location -used to find docket information 36506
Date of most recent change to record Dec 13 2000 11:49AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N70J
NTSB Number BFO88DIA01
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name TERRY
Aircraft Model OSPREY II
Aircraft Series Identifier OSPREY II
Aircraft Serial Number 1
Certified Max Gross Weight 1632
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
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 Retractable
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection Jun 22 1988 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name TERRY, JAMES L
Aircraft Owner Street Address 14613 FITZWATER DR.
Aircraft Owner City NOKESVILLE
Aircraft Owner State VA
Aircraft Owner Country
Aircraft Owner Zipcode 22123
Operator is an individual? --
Operator Name JAMES L. TERRY
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 14613 FITZWATER DRIVE
Operator City NOKESVILLE
Operator State VA
Operator Country
Operator Zip code 22123
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) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code W10
Departure City
Departure State
Departure Country
Departure Time 648
Departure Time Zone
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Descent
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 34R
Runway Length 5700
Runway Width 100
Sight Seeing flight No
Air Medical Flight No
Medical Flight --