Clinton Memorial Airport
Aircraft Accident/Incident Report

Clinton, Missouri 64735
Friday, May 6, 1983 17:20 CST

NTSB Narrative Summary Released at Completion of Accident

WHILE CRUISING AT 8,500 FT THE PAX IN THE RIGHT SEAT NOTICED THAT THE OIL FILLER ACCESS DOOR ON TOP OF THE RIGHT ENG WASOPEN & OIL WAS LEAKING. THE PLT CHECKED THE ENG INSTRUMENTS & THE ONLY ABNORMAL READING WAS A LOW MANIFOLD PRESSURE READING ON THE LEFT ENG. THE PLT ELECTED TO MAKE A PRECAUTIONARY LANDING AT CLINTON. THE PLT STATED THAT WHILE IN THE TRAFFIC PATTERN HE HEARD THE LEFT ENG CUTTING OUT. REMEMBERING THE EARLIER INDICATION O LOW MP ON THE LEFT ENG, HE THOUGHT THE LEFT ENG WAS FAILING & FEATHERED THE LEFT PROP. HE RETRACTED GEAR & FLAPS, BUT THE RIGHT ENG WOULD NOT PRODUCE ENOUGH POWER & THE ACFT CRASH LANDED IN A WHEAT FIELD. EXAM OF THE RIGHT ENG REVEALED A FATIGUE FAILURE OF THE #4 CYL. INITIATION HAD OCCURRED AT PRE-EXISTING SHARP-BOTTOMED DENTS IN THE TWO CRACKED FINS WITH PROPAGATION TOWARD & INTO THE CYL. THE LEFT ENG WAS RUN & THE ONLY DEFICIENCY NOTED WAS THAT THE ENG RAN RICHER THAN NORMAL AT LOW POWER SETTINGS.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/6/1983
Event Day of the Week Friday
Time of Event 1720
Event Time Zone Central Standard Time
Event City CLINTON
Event State MISSOURI
Event Country --
Zipcode of the event site 64735
Event Date Year 1983
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport CLINTON MEMORIAL
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 1
Degrees magnetic from airport 40
Airport Elevation 823
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1700 Central Standard Time
Direction of event from weather observation facility (degrees) 40
Weather Observation Facility ID SZL
Elevation of weather observation facility 869
Distance of event from weather observation facility (units?) 23
Time Zone of the weather observation CST
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) 27
Dew Point at event time (in degress fahrenheit) 10
Wind Direction (degrees magnetic) 170
Variable Wind Indicator Unknown
Wind Speed (knots) 22
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 30
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 3
Injury Total None --
Injury Total Serious --
Injury Total All 3
Investigating Agency NTSB
NTSB Docket Number (internal use) 3298
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 23784
Date of most recent change to record Dec 18 2002 11:28AM
User who most recently changed record NTSB\GIUV
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N278MW
NTSB Number MKC83LA103
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 PIPER
Aircraft Model PA-31-350
Aircraft Series Identifier PA-31-350
Aircraft Serial Number 31-7952004
Certified Max Gross Weight 7000
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 8
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Aug 9 1982 12:00AM
Airframe hours since last inspection 158
Airframe Hours 1484
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name LEO EISENBERG AND CO., INC.
Aircraft Owner Street Address 1101 WALNUT, SUITE 800
Aircraft Owner City KANSAS CITY
Aircraft Owner State MO
Aircraft Owner Country
Aircraft Owner Zipcode 64106
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 Yes - certificate holder
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) Business
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code SGF
Departure City SPRINGFIELD
Departure State MO
Departure Country
Departure Time 1700
Departure Time Zone CST
Destination Same as Local Flt --
Destination Airport Code MKC
Destination City KANSAS CITY
Destination State MO
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 22
Runway Length 2800
Runway Width 50
Sight Seeing flight No
Air Medical Flight No
Medical Flight --