Aircraft Accident/Incident Report

Umpqua, Oregon 97486
Saturday, March 19, 1988 10:15 PST

NTSB Narrative Summary Released at Completion of Accident

WHILE FLYING LOW OVER A RIVER THE AIRCRAFT STRUCK UNMARKED TELEPHONE WIRES. AN OFF-AIRPORT LANDING WAS MADE ONTO A COW PASTURE. DURING THE LANDING THE AIRCRAFT STRUCK THE GROUND NOSE FIRST. POST ACC INSPECTION REVEALED TELEPHONE WIRE INSULATION WEDGED NEAR THE BOTTOM OF THE CARBURETOR AIR CLEANER. THE TELEPHONE WIRE HAD BROKEN THE CARBURETOR CASTING THAT HOLDS THE CARB TO THE INTAKE PIPES. THE PLT SAID THAT HE LOST ENG POWER. THE DAMAGE NOTED WOULD RESULT IN LOSS OF POWER. THE PLT OFFERED NO EXPLANATION FOR THE LOW FLYING BUT SENT HIS PLT CERT TO FAA AND SAID HE HAD VIOLATED FAR'S. HIS RECOMMENDATION FOR PREVENTION WAS TO AVOID LOW FLYING.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 3/19/1988
Event Day of the Week Saturday
Time of Event 1015
Event Time Zone Pacific Standard Time
Event City UMPQUA
Event State OREGON
Event Country --
Zipcode of the event site 97486
Event Date Year 1988
Event Date Month 3
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 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) 50
Air Temperature at event time (in degrees celsius) 10
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
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 Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None --
Injury Total Serious 2
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 73
NTSB Notification Source --
NTSB Notification Date Mar 19 1988 12:00AM
NTSB Notification Time 1050
Fiche Number and/or location -used to find docket information 35548
Date of most recent change to record Dec 13 2000 11:38AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N81788
NTSB Number SEA88LA062
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name AERONCA
Aircraft Model 7AC
Aircraft Series Identifier 7AC
Aircraft Serial Number 7AC-411
Certified Max Gross Weight 1220
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 Apr 24 1987 12:00AM
Airframe hours since last inspection --
Airframe Hours 2431
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name ERNEST SWINN
Aircraft Owner Street Address 565 SE TERRACE DRIVE
Aircraft Owner City ROSEBURG
Aircraft Owner State OR
Aircraft Owner Country
Aircraft Owner Zipcode
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 No
Departure Airport Code 5S1
Departure City ROSEBURG
Departure State OR
Departure Country
Departure Time 0
Departure Time Zone
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 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --