LAX83FVG14

NTSB accident investigation · Sikorsky S-58 · Biggs, CA · July 14, 1983

Accident · Serious injuriesFinal report
Date
July 14, 1983, 08:30 local (16:30 UTC)
Place
Biggs, CA
Injuries
1 serious
Damage
Destroyed
Phase of flight
Takeoff
Aircraft
N9043PSikorsky S-58
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19830714059949A
Case key
23572

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.

Loss of control - on ground/waterTakeoff
Weather condition - high density altitudeFactor
Preflight planning/preparation - inadequatePilot in commandFactor
Aborted takeoff - performedPilot in command
Flight controls - improper use ofPilot in commandCause
Gear collapsedTakeoff
Landing gear - overload
Roll overTakeoff

Analysis

The plt reported that he brought the helicopter to a hover in the loading area & eased forward to the rwy where he attempted to 'transition from a hover to flt.' He became aware that the helicopter was not going to have sufficient performance, so he elected to make a roll-on landing. He reported that during the aborted takeoff, ground resonance occurred. The helicopter begun shaking from side to side, the left gear failed & the helicopter went over on its left side. The temp was 85 deg & the wind was nearly calm.

Aircraft

Registration
N9043P
Reported as
Sikorsky S-58
Category
Helicopter
Serial number
58-012
Airframe hours
4,431
Engine
Wright 1820-84, 1,275 horsepower, reciprocating
Damage
Destroyed
Flight
Aerial application · Part 137
Registered owner
Moore Aviation Inc.
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · June 4, 1983 · 6 hours before
Airport
Jones Air Strip

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
43
Certificate
Commercial
Airplane ratings
Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
10,584 total · 240 in this make and model · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
140° at 1 knots
Visibility
30 statute miles
Lowest ceiling
None
Temperature
84 °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.