LAX87LA255

NTSB accident investigation · Bell 206L-3 · Benson, AZ · July 2, 1987

Accident · Serious injuriesLimited investigationFinal report
Date
July 2, 1987, 14:00 local (21:00 UTC)
Place
Benson, AZ
Injuries
1 serious, 5 minor
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N2123XBell 206L-3
Weather
Visual (VMC) · Day
Status
Completed · report February 24, 1989
Report
Approved by Office Director
FAA report
19870702034209A
Case key
25628

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.

In flight collision with objectManeuvering
Object - wire,transmissionFactor
Visual lookout - inadequatePilot in commandCause
Hard landingLanding - flare/touchdown
Autorotation - improperPilot in commandCause
Roll overLanding - flare/touchdown

Analysis

A bell helicopter 206L-3 collided with wires while maneuvering over an underground telephone cable. The plt indicated that he had just completed a 360 deg right turn at the request of the pax and was aprx 185 deg through the second turn when he struck a unmarked single strand power cable. The plt noticed a bright electrical flash in the area of the acfts windshield center post. He immediately entered autorotation at aprx 80 ft AGL and 60 KTS indicated airspeed. The terrain below the acft was a vegetated dry flat sandy wash. The helo landing hard collapsing the skid type landing gear and then rolled over on its right side. The plt also stated that he did not see the wires prior to the collision. The wires were strung across the wash with the poles masked by canyon walls on each side of the wash. The plt did not give any indication of mechanical failure or malfunction.

Aircraft

Registration
N2123X
Reported as
Bell 206L-3
Category
Helicopter
Serial number
51003
Airframe hours
1,485
Engine
Allison 250-C30P, 650 horsepower, turbo shaft
Damage
Substantial damage
Flight
Part 135
Operator
Air Services International
Registered owner
Air Services International
Airworthiness certificate
Standard, Normal; Standard, Utility
Last inspection
AAIP · July 1, 1987 · 3 hours before
Departed
P33 · Willcox, AZ
Destination
TUS · Tucson, AZ
Airport
NONE

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
33
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--w/ waivers/lim
Seat
Right
Flight hours
6,700 total · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
320° at 7 knots
Visibility
50 statute miles
Lowest ceiling
None
Temperature
104 °F, dew point 34 °F
Altimeter
29.00 inHg
Observed at
TUS, 35 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.