Aircraft Accident/Incident Report

Chugiak, Alaska 99567
Sunday, March 13, 1983 16:45 AST

NTSB Narrative Summary Released at Completion of Accident

THE FLT ORIGINATED AT ANCHORAGE, AK AT APRX 1400 AST. WHILE FLYING IN THE VICINITY OF KNIK GLACIER, SOME SHEEP WERE OBSERVED & THE PLT CIRCLED IN THE AREA 2 TIMES. DURING THE 2ND TURN, THE ENGINE BEGAN RUNNING ERRATICALLY. REPORTEDLY, THE PLT APPLIED CARBURETOR HEAT & THE ENGINE SMOOTHED OUT. HE THEN DIVERTED TO PALMER WHERE THE ENGINE WAS CHECKED & OPERATED NORMALLY. THEREFORE, HE DEPARTED PALMER AND CONTINUED THE FLIGHT TO WASILLA, AK WHERE HE LANDED FOR A COFFEE BREAK. AT APRX 1550, THEY DEPARTED WASILLA FOR THE RETURN FLT TO ANCHORAGE. THE PLT REPORTED THAT HE CLIMBED TO 3500 FT MSL, & AFTER CROSSING THE KNIK ARM, PROCEEDED ALONG THE MTNS. IN THE VICINITY OF PETER'S CREEK, THE ENGINE BEGAN RUNNING ROUGH. THE PLT REPORTED HE APPLIED CARBURETOR HEAT, BUT THE ENGINE RAN ROUGHER, SO HE DECONTINUED ITS USE. SUBSEQUENTLY, THE ACFT LOST AIRSPEED & THE PLT MADE A CRASH LANDING. THE TEMP & DEW POINT WERE 40 & 23 DEG, RESPECTIVELY. ACCORDING TO ICING PROBABILITY CHARTS. VISIBLE ICING WAS PROBABLE AT CRUISE OR GLIDING POWER.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 3/13/1983
Event Day of the Week Sunday
Time of Event 1645
Event Time Zone Atlantic Standard Time
Event City CHUGIAK
Event State ALASKA
Event Country --
Zipcode of the event site 99567
Event Date Year 1983
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 20
Degrees magnetic from airport 45
Airport Elevation --
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1600 Atlantic Standard Time
Direction of event from weather observation facility (degrees) 225
Weather Observation Facility ID MRI
Elevation of weather observation facility 136
Distance of event from weather observation facility (units?) 20
Time Zone of the weather observation AST
Lighting Conditions Day
Lowest Ceiling Height 19000
Lowest Non-Ceiling Height 8000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 90
Air Temperature at event time (in degrees celsius) 4
Dew Point at event time (in degress fahrenheit) -5
Wind Direction (degrees magnetic) 360
Variable Wind Indicator Unknown
Wind Speed (knots) 3
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 2500
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 4
Injury Total None --
Injury Total Serious --
Injury Total All 4
Investigating Agency FAA
NTSB Docket Number (internal use) 263
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 20423
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 N1642J
NTSB Number ANC83FAG05
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 28-140
Aircraft Series Identifier PA 28-140
Aircraft Serial Number 2824033
Certified Max Gross Weight 2200
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 4
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Feb 18 1983 12:00AM
Airframe hours since last inspection 407
Airframe Hours 63980
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name GORDON AVIATION, INC.
Aircraft Owner Street Address P.O. BOX 8962
Aircraft Owner City ANCHORAGE
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99508
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
Departure City WASILLA
Departure State AK
Departure Country
Departure Time 1550
Departure Time Zone AST
Destination Same as Local Flt --
Destination Airport Code MRI
Destination City ANCHORAGE
Destination State AK
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Dec 20 2002 12:42PM
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 --