Warrington Airport
Aircraft Accident/Incident Report

Selbyville, Delaware 19975
Friday, August 25, 1989 11:25 EDT

NTSB Narrative Summary Released at Completion of Accident

THE ACFT HAD JUST CLIMBED OUT AFTER A BANNER PICKUP WHEN THE ENG BEGAN TO RUN ROUGH. THE PLT ADJUSTED THE MIXTURE & THE ENG TEMPORARILY SMOOTHED OUT. ABOUT 2 MINUTES LATER, THE ENG RAN ROUGH AGAIN & THE PLT RELEASED THE BANNER. THE ENG BEGAN A SEVERE VIBRATION, BACKFIRED, & QUIT RUNNING. SUBSEQUENTLY, THE ACFT NOSED OVER DRG AN EMERGENCY LANDING IN A SOYBEAN FIELD. AN ENG TEARDOWN REVEALED THE #4 EXHAUST LOBE OF THE CAMSHAFT WAS WORN & THAT THE $4 EXHAUST TAPPET WAS IN POOR CONDITION. ALSO, THERE WAS EVIDENCE THAT THE #4 CONNECTING ROD HAD BEEN SUBJECTED TO HIGH TEMP.

NTSB Probable Cause Narrative

EXCESSIVE WEAR OF THE NUMBER FOUR EXHAUST LOBE ON THE CAMSHAFT AND POOR CONDITION (WEAR) OF THE NUMBER FOUR EXHAUST TAPPET. THE SOYBEAN CROP IN THE EMERGENCY LANDING AREA WAS CONSIDERED TO BE A FACTOR.

Event Information

Type of Event Accident
Event Date 8/25/1989
Event Day of the Week Friday
Time of Event 1125
Event Time Zone Eastern Daylight Time
Event City SELBYVILLE
Event State DELAWARE
Event Country --
Zipcode of the event site 19975
Event Date Year 1989
Event Date Month 8
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport WARRINGTON
Event Location Nearest Airport ID ON7
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 28
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 2000
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) 8
Air Temperature at event time (in degrees celsius) 28
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 135
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) --
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) 1487
NTSB Notification Source --
NTSB Notification Date Aug 25 1989 12:00AM
NTSB Notification Time 1500
Fiche Number and/or location -used to find docket information 39832
Date of most recent change to record Dec 13 2000 12:57PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N67803
NTSB Number BFO89LA073
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 152
Aircraft Series Identifier 152
Aircraft Serial Number 15282028
Certified Max Gross Weight 1670
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 Unknown
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name THOMAS CALVANELLI
Aircraft Owner Street Address RR1 P.O. BOX 302
Aircraft Owner City COVINGTON
Aircraft Owner State LA
Aircraft Owner Country
Aircraft Owner Zipcode 70433
Operator is an individual? --
Operator Name
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address BOX 38-A
Operator City SELBYVILLE
Operator State DE
Operator Country
Operator Zip code 19975
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) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code 0N7
Departure City SELBYVILLE
Departure State DE
Departure Country
Departure Time 1100
Departure Time Zone EDT
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 Landing
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 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --