Aircraft Accident/Incident Report

Elberton, Georgia 30635
Monday, May 11, 1998 18:30 EDT

NTSB Narrative Summary Released at Completion of Accident

On climbout, the engine experienced a power loss that would not sustain level flight and the pilot performed a forced landing to a hay field. During the forced landing the airplane collided with the dense grass and upslope terrain. Postcrash examination of the engine revealed about 75 percent of the number one cylinder expansion chamber gasket blown out, with resultant loosening of the cylinder attach bolts.

NTSB Probable Cause Narrative

A loss of engine power due to a failed combustion assembly, expansion seal.

Event Information

Type of Event Accident
Event Date 5/11/1998
Event Day of the Week Monday
Time of Event 1830
Event Time Zone Eastern Daylight Time
Event City ELBERTON
Event State GEORGIA
Event Country --
Zipcode of the event site 30635
Event Date Year 1998
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1953 Eastern Daylight Time
Direction of event from weather observation facility (degrees) 210
Weather Observation Facility ID AHN
Elevation of weather observation facility 808
Distance of event from weather observation facility (units?) 30
Time Zone of the weather observation EDT
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) 10
Air Temperature at event time (in degrees celsius) 23
Dew Point at event time (in degress fahrenheit) 13
Wind Direction (degrees magnetic) 260
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
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 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) 351
NTSB Notification Source --
NTSB Notification Date May 11 1998 12:00AM
NTSB Notification Time 2030
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Jan 10 2001 10:09AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N117DK
NTSB Number MIA98LA158
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 David McElhannon
Aircraft Model AVID MK. 4
Aircraft Series Identifier AVID MK. 4
Aircraft Serial Number 1383D
Certified Max Gross Weight 1050
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 Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours 11
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name DAVID MCELHANNON
Aircraft Owner Street Address 2129 J. POWERS FERRY RD.
Aircraft Owner City MARIETTA
Aircraft Owner State GA
Aircraft Owner Country
Aircraft Owner Zipcode 30067
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 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 27A
Departure City
Departure State GA
Departure Country
Departure Time 1820
Departure Time Zone EDT
Destination Same as Local Flt --
Destination Airport Code AHN
Destination City ATHENS
Destination State GA
Destination Country
Specific Phase of Flight Climb
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 10 2001 12:27PM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --