LAX95LA214

NTSB accident investigation · Bell 47G-2 · Nipomo, CA · June 18, 1995

Accident · Minor injuriesLimited investigationFinal report
Date
June 18, 1995, 10:17 local (17:17 UTC)
Place
Nipomo, CA
Injuries
1 minor
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N115BBell 47G-2
Weather
Visual (VMC) · Day
Status
Completed · report November 6, 1995
Report
Approved by Office Director
FAA report
19950618017359A
Case key
29120

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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Probable cause

the pilot's improper handling of the helicopter by her failure to maintain an adequate airspeed for the attempted maneuver resulting in an uncontrolled descent and subsequent collision with the ground.

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 - in flightManeuvering - aerial application
Aircraft handling - improperPilot in commandCause
Airspeed - not maintainedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - crop

Analysis

The pilot lost control during a maneuvering turn and collided with a cultivated field during aerial application of a category ii fungicide. The helicopter was in a downwind condition during the turn and settled to the ground. The helicopter had about 50 gallons of fungicide onboard at the time of the accident. The pilot indicated that there were no mechanical malfunctions or failures with the helicopter before the accident.

Factual narrative

On June 18, 1995, at 1017 hours Pacific daylight time, a Bell 47G-2 helicopter, N115B, collided with the ground following an in-flight loss of control during aerial application of a Category II fungicide on a celery field near Nipomo, California. The helicopter was being operated by English Air Service under 14 CFR Part 137 when the accident occurred. The helicopter was destroyed. The airline transport pilot received minor injuries. Visual meteorological conditions prevailed at the time.

According to the operator, the helicopter was in a downwind condition during a maneuvering turn and settled to the ground. The accident occurred during the second pass on the second run of the day. The operator estimated the helicopter had approximately 50 gallons of fungicide onboard at the time of the accident.

The pilot indicated on the Pilot/Operator Accident Report, that there were no mechanical failures or malfunctions with the helicopter before the accident.

Aircraft

Registration
N115B
Reported as
Bell 47G-2
Category
Helicopter
Serial number
35
Airframe hours
8,567
Engine
Lycoming VO-435-A1F, 260 horsepower, reciprocating
Damage
Destroyed
Flight
Aerial application · Part 137
Registered owner
English Air Service
Airworthiness certificate
Special, Restricted (Special)
Last inspection
100 hour · June 1, 1995 · 10 hours before

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
45
Certificates
Commercial, Airline transport
Airplane ratings
Multi-engine land, Single-engine sea, Multi-engine sea, Single-engine land
Instrument ratings
Helicopter, Airplane
Medical
Class 1, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
11,900 total · 100 in this make and model · 11,721 as pilot in command · 270 in the last 90 days · 45 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
320° at 7 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
61 °F, dew point 54 °F
Altimeter
30.00 inHg
Observed at
SMX, 9 nm away

FAA reports on this event · 1

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