Aircraft Accident/Incident Report

Pendleton, Oregon 97801
Thursday, December 5, 1985 19:20 PST

NTSB Narrative Summary Released at Completion of Accident

AT 500 FT AGL ON DEPARTURE CLIMB, WITH LNDG GEAR UNRETRACTED, PLT FELT VIBRATIONS SIMILAR TO ROUGH-RUNNING ENGINE BUT NOTED NO INSTRUMENT INDICATIONS, THROTTLED BACK AND LEVELED OFF. WHILE TROUBLE-SHOOTING PROBLEM, PLT NOTED ACFT WAS DESCENDING AT 1200 FPM, ADDED PWR BUT VIBRATION INCREASED SO PLT REDUCED PWR, CONCENTRATED ON MAINTAINING 'BLUE-LINE' SPD (105 KNOTS), AND ALLOWED ADFT TO CONTRACT LEVEL SNOW-COVERED TERRAIN IN LEVEL ATTITUDE, GEAR DOWN, FLAPS UP, AT SPEED IN EXCESS OF 105 KNOTS. TEAR-DOWN OF ENGINES AND PROPS REVEALED NO PRE-IMPACT MECHANICAL FAILURE OR MALFUNCTION. BOTH FUEL SELECTORS WERE FOUND TO CONTAIN WATER. ACFT HAD HISTORY OF WATER IN FUEL SYSTEM. FUEL FILLER GAP INNER 'O' RINGS FOUND TO BE EXCESSIVELY WORN AND NO LONGER SEALING

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 12/5/1985
Event Day of the Week Thursday
Time of Event 1920
Event Time Zone Pacific Standard Time
Event City PENDLETON
Event State OREGON
Event Country --
Zipcode of the event site 97801
Event Date Year 1985
Event Date Month 12
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 Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1951 Pacific Standard Time
Direction of event from weather observation facility (degrees) 110
Weather Observation Facility ID PDT
Elevation of weather observation facility 1500
Distance of event from weather observation facility (units?) 2
Time Zone of the weather observation PST
Lighting Conditions Night/Dark
Lowest Ceiling Height 4500
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 0
Dew Point at event time (in degress fahrenheit) -4
Wind Direction (degrees magnetic) 150
Variable Wind Indicator Unknown
Wind Speed (knots) 3
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 5
Altimeter Setting at event time (in. Hg) 30
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 1
Injury Total Serious 2
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 2073
NTSB Notification Source --
NTSB Notification Date Dec 5 1985 12:00AM
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 29466
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N2711U
NTSB Number SEA86FA028
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 335
Aircraft Series Identifier 335
Aircraft Serial Number 3350051
Certified Max Gross Weight 5990
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 3
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Nov 8 1985 12:00AM
Airframe hours since last inspection 38
Airframe Hours 918
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name WALLACE FLOOR COVERING, INC.
Aircraft Owner Street Address P.O. BOX 205159
Aircraft Owner City PORTLAND
Aircraft Owner State OR
Aircraft Owner Country
Aircraft Owner Zipcode 97220
Operator is an individual? --
Operator Name WALLACE FLOOR COVERING, INC.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address PORTLAND-TROUTDALE AIRPORT
Operator City TROUTDALE
Operator State OR
Operator Country
Operator Zip code 97060
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 Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code PDT
Departure City PENDLETON
Departure State OR
Departure Country
Departure Time 1918
Departure Time Zone PST
Destination Same as Local Flt --
Destination Airport Code S22
Destination City HERMISTON
Destination State OR
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 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --