Aircraft Accident/Incident Report

Forest City, Iowa 50436
Monday, May 18, 1987 19:00 CDT

NTSB Narrative Summary Released at Completion of Accident

AFTER REACHING A CRUISE ALT OF 1000 FT AGL, THE PLT NOTICED A LACK OF OIL PRESSURE. HE ELECTED TO MAKE A PRECAUTIONARY LANDING IN AN UNPLOWED SOFT FIELD. THE PLT THEN REDUCED PWR TO IDLE AND SET UP FOR THE LANDING. DURING THE LANDING ROLL THE ACFT NOSED OVER. POST ACCIDENT INSPECTION REVEALED A BREAK IN THE OIL LINE.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/18/1987
Event Day of the Week Monday
Time of Event 1900
Event Time Zone Central Daylight Time
Event City FOREST CITY
Event State IOWA
Event Country --
Zipcode of the event site 50436
Event Date Year 1987
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 0
Degrees magnetic from airport 0
Airport Elevation --
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) 27
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 300
Variable Wind Indicator Unknown
Wind Speed (knots) 15
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) 1200
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) 371
NTSB Notification Source --
NTSB Notification Date May 26 1987 12:00AM
NTSB Notification Time 1615
Fiche Number and/or location -used to find docket information 33416
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 N3767J
NTSB Number MKC87LA112
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 150G
Aircraft Series Identifier 150G
Aircraft Serial Number 15065067
Certified Max Gross Weight 1600
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 Annual
Date of Last Inspection Mar 12 1987 12:00AM
Airframe hours since last inspection 12
Airframe Hours 4840
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name WILLIAM R. YOCOM
Aircraft Owner Street Address R.R. #1
Aircraft Owner City LAKE MILLS
Aircraft Owner State IA
Aircraft Owner Country
Aircraft Owner Zipcode 50450
Operator is an individual? --
Operator Name WILLIAM R.YOCOM
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address R.R. #1
Operator City LAKE MILLS
Operator State IA
Operator Country
Operator Zip code 50450
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
Departure City
Departure State
Departure Country
Departure Time 1700
Departure Time Zone CDT
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 --