LAX82DA283

NTSB accident investigation · Enstrom F28C · Phoenix, AZ · July 31, 1982

Accident · No injuriesFinal report
Date
July 31, 1982, 07:35 local (14:35 UTC)
Place
Phoenix, AZ
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N5688NEnstrom F28C
Weather
Visual (VMC) · Day
Status
Completed · report July 31, 1983
Report
Approved by Office Director
FAA report
19820731033829A
Case key
72214

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/malfunctionManeuvering - aerial application
Rotor drive system,tail rotor drive shaft - failure,totalCause
Rotor drive system,tail rotor drive shaft - overloadCause
Forced landingLanding - flare/touchdown
Terrain condition - cropFactor

Analysis

The helicopter made a forced landing in a cotton field after tail rotor driveshaft failure. Examination showed a ductileshear overload failure. No evidence of fatigue was reported.

Aircraft

Registration
N5688N
Reported as
Enstrom F28C
Category
Helicopter
Serial number
495-2
Airframe hours
236
Engine
Lycoming HIO-360-E1BD, 205 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Darl J. Evans
Registered owner
Darl J. Evans
Departed
Phoenix, AZ
Destination
Phoenix, AZ

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
27
Certificates
Flight instructor, Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Flight hours
3,097 total · 36 in this make and model · 2,887 as pilot in command · 54 in the last 90 days · 6 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
40 statute miles
Lowest ceiling
12,000 ft broken
Temperature
198 °F
Altimeter
29.00 inHg

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.

Other investigations on N5688N · 1

Matched to the same aircraft by N-number and date.