Aircraft Accident/Incident Report

Livengood, Alaska
Monday, March 10, 1986 12:55 AST

NTSB Narrative Summary Released at Completion of Accident

HELICOPTER EXPERIENCED POWER LOSS WHILE FLYING LOW LEVEL PIPELINE PATROL, RESULTING IN A HARD LANDING AND SUBSTANTIAL DAMAGE TO THE ACFT. THE GOVERNING PRESSURE (PG) AIR LINE FITTING WAS FOUND LOOSE ON THE POWER TURBINE FUEL GOVERNOR.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 3/10/1986
Event Day of the Week Monday
Time of Event 1255
Event Time Zone Atlantic Standard Time
Event City LIVENGOOD
Event State ALASKA
Event Country --
Zipcode of the event site
Event Date Year 1986
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 Full
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) 100
Air Temperature at event time (in degrees celsius) -15
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 30
Variable Wind Indicator Unknown
Wind Speed (knots) 10
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 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 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 146
NTSB Notification Source --
NTSB Notification Date Mar 10 1986 12:00AM
NTSB Notification Time 1437
Fiche Number and/or location -used to find docket information 29916
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N9AT
NTSB Number ANC86LA034
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed Company VFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BELL
Aircraft Model 206B3
Aircraft Series Identifier 206B3
Aircraft Serial Number 003854
Certified Max Gross Weight 3200
Aircraft Category Helicopter
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 5
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection AAIP
Date of Last Inspection Mar 2 1986 12:00AM
Airframe hours since last inspection 53
Airframe Hours 2236
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name HELI-LIFT INC.
Aircraft Owner Street Address 2887 SOUTH LOCUST
Aircraft Owner City DENVER
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode
Operator is an individual? --
Operator Name AIR LOGISTICS OF ALASKA
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 61070
Operator City FAIRBANKS
Operator State AK
Operator Country
Operator Zip code 99706
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 --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Other Work Use
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code
Departure City PUMP STATION #7
Departure State AK
Departure Country
Departure Time 1253
Departure Time Zone AST
Destination Same as Local Flt --
Destination Airport Code MTF
Destination City FAIRBANKS
Destination State AK
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 --