SEA83FU001

NTSB accident investigation · Weedhopper 1 · Woodinville, WA · March 15, 1983

Accident · Serious injuriesFinal report
Date
March 15, 1983, 13:00 local (21:00 UTC)
Place
Woodinville, WA
Injuries
1 serious
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
UNREGWeedhopper 1
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
Case key
39635

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

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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.

Airframe/component/system failure/malfunctionTakeoff - initial climb
Wing,bracing strut - undeterminedCause
Loss of control - in flightTakeoff - initial climb
Aircraft handling - uncontrolled
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The plt took off in an ultralight vehicle from a sod field. Witnesses observed that the right wing tip was dropped during the takeoff. At aprx 200 ft AGL, the vehicle entered a right spiral & impacted the ground. The lower, right wing, left/drag strut pin was not located at the crash scene. Reportedly, the plt had completed final assembly of the acft prior to the flt & the owner had checked that all fittings were in place before takeoff. The vehicle had accumulated aprx 200 hrs of operation.

Aircraft

Registration
UNREG
Reported as
Weedhopper 1
Category
Ultralight
Airframe hours
200
Engine
Zenoah 1, 23 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 103
Operator
Dale Moyers
Registered owner
Ted Erb

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
28
Airplane ratings
Single-engine land
Medical
Unknown
Seat
Center
Flight hours
150 total · 150 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
20 statute miles
Lowest ceiling
None
Temperature
50 °F