Aircraft Accident/Incident Report

Pine Center, Minnesota 56401
Friday, April 10, 1987 CDT

NTSB Narrative Summary Released at Completion of Accident

AFTER NOTICING A LOSS IN OIL PRESSURE, THE PILOT INITIATED AN EMERGENCY LANDING IN A SWAMP. THE AIRCRAFT IMPACTED TREES AND RECEIVED SUBSTANTIAL DAMAGE. THE PILOT REPORTED MINOR INJURIES. SUBSEQUENT INVESTIGATION REVEALED THAT THE OIL SUMP CONTAINED SEVERAL METAL PIECES, SHAVINGS OF BEARING MATERIAL, THE HEAD PORTION OF A CONNECTING ROD BOLT, AND A SECTION OF THE OIL PUMP COUPLING TO THE AFT CRANKSHAFT GEAR. ONE OF THE TEETH ON THE IMPELLER OF THE OIL PUMP WAS FOUND TO HAVE COMPLETELY SEPARATED AND WEDGED BETWEEN THE IMPELLER AND THE OIL PUMP HOUSING.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 4/10/1987
Event Day of the Week Friday
Time of Event 15
Event Time Zone Central Daylight Time
Event City PINE CENTER
Event State MINNESOTA
Event Country --
Zipcode of the event site 56401
Event Date Year 1987
Event Date Month 4
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 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Unknown
Time of the weather observation 2345 Central Standard Time
Direction of event from weather observation facility (degrees) 70
Weather Observation Facility ID AXN
Elevation of weather observation facility 1425
Distance of event from weather observation facility (units?) 62
Time Zone of the weather observation CST
Lighting Conditions Night/Bright
Lowest Ceiling Height 25000
Lowest Non-Ceiling Height 5000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 12
Air Temperature at event time (in degrees celsius) 5
Dew Point at event time (in degress fahrenheit) 3
Wind Direction (degrees magnetic) 250
Variable Wind Indicator Unknown
Wind Speed (knots) 6
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 Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency FAA
NTSB Docket Number (internal use) 1745
NTSB Notification Source --
NTSB Notification Date Apr 10 1987 12:00AM
NTSB Notification Time 143
Fiche Number and/or location -used to find docket information 35090
Date of most recent change to record Dec 13 2000 2:13PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N56721
NTSB Number CHI87DER04
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-32-260
Aircraft Series Identifier PA-32-260
Aircraft Serial Number 327400006
Certified Max Gross Weight 3400
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 6
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Mar 8 1987 12:00AM
Airframe hours since last inspection 51
Airframe Hours --
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Yes
ELT Type --
Aircraft Owner Name RONALD BODE
Aircraft Owner Street Address P.O. BOX 72
Aircraft Owner City PTOSI
Aircraft Owner State WI
Aircraft Owner Country
Aircraft Owner Zipcode 53820
Operator is an individual? --
Operator Name LARRY M. HETRICK
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address ROUTE 4
Operator City PARK RAPIDS
Operator State MN
Operator Country
Operator Zip code 56470
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) Business
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code STP
Departure City SAINT PAUL
Departure State MN
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code PKD
Destination City PARK RAPIDS
Destination State MN
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 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --