Merrill Airport
Aircraft Accident/Incident Report

Anchorage, Alaska 99501
Thursday, September 27, 1984 20:04 AKD

NTSB Narrative Summary Released at Completion of Accident

DURING THE ROLLOUT THE TAIL WHEEL BEGAN TO SHIMMY AND THE ACFT SWERVED TO THE RIGHT AND GROUND LOOPED. THE LEFT WING AND LEFT HORIZONTAL STABILIZER CONTACTED THE GROUND. INVESTIGATION REVEALED THAT THE TAIL WHEEL SPRING ASS'Y WAS OVERSIZED AND NOT PROPERLY SECURED. THIS WAS THE FOURTH REPORTED OCCURRENCE INVOLVING GROUND DIRECTIONAL CONTROL PROBLEMS IN THIS ACFT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/27/1984
Event Day of the Week Thursday
Time of Event 2004
Event Time Zone --
Event City ANCHORAGE
Event State ALASKA
Event Country --
Zipcode of the event site 99501
Event Date Year 1984
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport MERRILL
Event Location Nearest Airport ID MRI
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 136
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1950 Atlantic Daylight Time
Direction of event from weather observation facility (degrees) 240
Weather Observation Facility ID MRI
Elevation of weather observation facility 136
Distance of event from weather observation facility (units?) 4
Time Zone of the weather observation ADT
Lighting Conditions Dusk
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 8000
Sky/Lowest/Cloud Conditions Scattered
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) 7
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) 30
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) 2684
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 26627
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 N5312G
NTSB Number ANC84FA192
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed Military VFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 305A
Aircraft Series Identifier 305A
Aircraft Serial Number 22746
Certified Max Gross Weight 2100
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 Unknown
Date of Last Inspection Aug 1 1984 12:00AM
Airframe hours since last inspection 99
Airframe Hours 501
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name CIVIL AIR PATROL, INC.
Aircraft Owner Street Address NATIONAL HDQ
Aircraft Owner City MAXWELL AFB
Aircraft Owner State AL
Aircraft Owner Country
Aircraft Owner Zipcode 36112
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) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code MRI
Departure City ANCHORAGE
Departure State AK
Departure Country
Departure Time 1730
Departure Time Zone ADT
Destination Same as Local Flt crash at destination city
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 Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 24
Runway Length 4000
Runway Width 100
Sight Seeing flight No
Air Medical Flight No
Medical Flight --