DEN84FU006

NTSB accident investigation · Weedhopper B · Beresford, SD · May 29, 1984

Accident · FatalFinal report
Date
May 28, 1984, 20:45 local (May 29, 1984, 00:45 UTC)
Place
Beresford, SD
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
UNREGWeedhopper B
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
Case key
16263

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(total) - mech failure/malfManeuvering
Engine assembly,cylinder - overtemperatureCause
Loss of control - in flightManeuvering
Airspeed - not maintainedPilot in commandCause
Stall - uncontrolledPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The ultralight was observed flying when it suddenly nosed down and crashed. One witness said he thought he heard the engine quit running before the nose down. The acft impacted in a vertical nose down attitude. Investigation showed that the pistons were scored, typical of high operating temperatures.

Aircraft

Registration
UNREG
Reported as
Weedhopper B
Category
Ultralight, amateur-built
Serial number
135
Engine
Chotia 460, 25 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 103
Registered owner
Milton O. Hult
Departed
Beresford, SD

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
40
Airplane ratings
Single-engine land
Medical
Unknown
Seat
Center
Toxicology
Performed

Weather

Conditions
Visual (VMC) · Day
Visibility
15 statute miles
Lowest ceiling
None
Temperature
61 °F