Aircraft Accident/Incident Report

Palmer, Alaska 99645
Monday, May 30, 1983 13:30 AKD

NTSB Narrative Summary Released at Completion of Accident

THE ACFT NOSED OVER WHILE TAXIING FOR TAKEOFF ON A SAND BAR. THE PLT STATED THAT HE WAS DEMONSTRATING HANDLING CHARACTERISTICS OF THE ACFT ON SAND AND GRAVEL TO HIS PASSENGER. THE ACFT PASSED OVER A LARGE HUMMOCK AND SETTLED INTO SOFT SAND WHERE IT NOSED OVER. THE PLT STATED THAT DURING THE TAKEOFF AND LANDINGS HE BECAME MORE AGRESSIVE AND LESS ATTENTIVE. HE ACKNOWLEDGED THAT HE WAS TAXIING TOO FAST AND THAT HE PURPOSELY TAXIED OVER THE HUMMOCK TO USE IT AS A REFERENCE FOR HIS GROUND RUN. THIS SAND BAR IS SUBJECT TO SOFT AREAS DURING HIGH TIDES. A HIGH FLOOD TIDE HAD OCCURRED EARLIER ON THE DAY OF THE ACCIDENT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/30/1983
Event Day of the Week Monday
Time of Event 1330
Event Time Zone --
Event City PALMER
Event State ALASKA
Event Country --
Zipcode of the event site 99645
Event Date Year 1983
Event Date Month 5
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 6
Weather Briefing Completeness Not pertinent
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 4500
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) 40
Air Temperature at event time (in degrees celsius) 13
Dew Point at event time (in degress fahrenheit) 10
Wind Direction (degrees magnetic) 180
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
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) 1908
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 22300
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 N64AT
NTSB Number ANC83LA083
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 Artic Aircraft Corp.
Aircraft Model S-1B2
Aircraft Series Identifier S-1B2
Aircraft Serial Number 1015
Certified Max Gross Weight 1650
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 Annual
Date of Last Inspection Apr 28 1983 12:00AM
Airframe hours since last inspection --
Airframe Hours 415
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name JOHN MICHAEL SPARAGA
Aircraft Owner Street Address 2520 CURLEW CIRCLE
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? 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 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) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code ANC
Departure City ANCHORAGE
Departure State AK
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Taxi
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 2500
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --