Anchorage Intl Airport
Aircraft Accident/Incident Report

Anchorage, Alaska 99503
Monday, January 15, 1990 7:54 AST

NTSB Narrative Summary Released at Completion of Accident

THE CAPT RPRTD THAT AFTER LIFT-OFF, THE ACFT BEGAN A LEFT ROLL AS THE LANDING GEAR WAS RETRACTED. HE CORRECTED WITH AILERON/RUDDER & LOWERED THE NOSE, BUT THE ACFT ROLLED TO THE RIGHT, THEN BACK TO THE LEFT. SUBSEQUENTLY, HE LANDED THE ACFT NEAR THE DEP END OF THE RWY WITH THE LANDING GEAR RETRACTED. AN INVESTIGATION REVEALED THE ACFT HAD BEEN LOADED TO A WT OF ABOUT 12,850 LBS. THE MAX GROSS WT LIMIT FOR THE ACFT WAS 11,500 LBS. ALSO, THE ACFT'S CENTER-OF- GRAVITY WAS ESTIMATED TO BE ABOUT 3 INCHES AFT OF THE AFT LIMIT. THE COMPANY DIRECTOR RPRTD THAT WHEN THE CARGO SHIP- MENT(S) WERE DELIVERED TO THE COMPANY, THE WEIGHT(S) WERE NOT CHECKED PRIOR TO LOADING THE ACFT.

NTSB Probable Cause Narrative

INADEQUATE SUPERVISION BY COMPANY/OPERATOR PERSONNEL AND INADEQUATE PREFLIGHT PLANNING/PREPARATION BY THE CAPTAIN, WHICH RESULTED IN AN IMPROPERLY LOADED AIRCRAFT.

Event Information

Type of Event Accident
Event Date 1/15/1990
Event Day of the Week Monday
Time of Event 754
Event Time Zone Atlantic Standard Time
Event City ANCHORAGE
Event State ALASKA
Event Country --
Zipcode of the event site 99503
Event Date Year 1990
Event Date Month 1
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport ANCHORAGE INTL
Event Location Nearest Airport ID ANC
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 144
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 800 Atlantic Standard Time
Direction of event from weather observation facility (degrees) 270
Weather Observation Facility ID ANC
Elevation of weather observation facility 144
Distance of event from weather observation facility (units?) 1
Time Zone of the weather observation AST
Lighting Conditions Night/Dark
Lowest Ceiling Height 10000
Lowest Non-Ceiling Height 2800
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 20
Air Temperature at event time (in degrees celsius) -7
Dew Point at event time (in degress fahrenheit) -8
Wind Direction (degrees magnetic) 190
Variable Wind Indicator Unknown
Wind Speed (knots) 4
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) 17
NTSB Notification Source --
NTSB Notification Date Jan 15 1990 12:00AM
NTSB Notification Time 800
Fiche Number and/or location -used to find docket information 40607
Date of most recent change to record Dec 12 2000 4:43PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N900TH
NTSB Number ANC90FA027
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BEECH
Aircraft Model E18F
Aircraft Series Identifier E18F
Aircraft Serial Number BA106
Certified Max Gross Weight 11500
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 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection AAIP
Date of Last Inspection Dec 16 1989 12:00AM
Airframe hours since last inspection 32
Airframe Hours 5771
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name TROY AIR INCORPORATED
Aircraft Owner Street Address 6601 S. AIRPORT
Aircraft Owner City ANCHORAGE
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99502
Operator is an individual? --
Operator Name
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 221663
Operator City ANCHORAGE
Operator State AK
Operator Country
Operator Zip code 99522
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 Yes
Departure Point Same as Event Yes
Departure Airport Code ANC
Departure City
Departure State
Departure Country
Departure Time 754
Departure Time Zone AST
Destination Same as Local Flt --
Destination Airport Code ADQ
Destination City KODIAK
Destination State AK
Destination Country
Specific Phase of Flight Takeoff
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 24L
Runway Length 10897
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --