DEN82DA126

NTSB accident investigation · Aerospatiale SA 315B · Big Piney, WY · July 2, 1982

Accident · No injuriesFinal report
Date
July 2, 1982, 17:45 local (23:45 UTC)
Place
Big Piney, WY
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N49532Aerospatiale SA 315B
Weather
Visual (VMC) · Day
Status
Completed · report July 2, 1983
Report
Approved by Office Director
FAA report
19820702028239A
Case key
69947

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.

Nose overTakeoff
Weather condition - high density altitude
Weather condition - high windFactor
Weather condition - gustsFactor
Pickup equipment - movement restrictedCause
Preflight planning/preparation - inadequatePilot in commandCause
Load jettison - not performedPilot in commandCause

Analysis

The pilot stated that he felt a shudder while he was taking off with a long line attached. He began a descent, and when the helicopter was about 5 ft above the ground, the long line caught a tree. Subsequently, the helicopter pitched nose down and the rotor blades struck the snow. The accident site was located in a mountainous saddle at an elevation of about 10,200 ft. the wind was gusting to 20 KTS.

Aircraft

Registration
N49532
Reported as
Aerospatiale SA 315B
Category
Helicopter
Serial number
2500
Airframe hours
2,737
Engine
Turbomeca ARTOUSTE IIIB, 600 horsepower, turbo shaft
Damage
Substantial damage
Flight
Part 133
Operator
Hosking Exploration Helicopter
Registered owner
Hosking Exploration Helicopter
Departed
Big Piney, WY
Destination
Big Piney, WY

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
37
Certificate
Commercial
Medical
Class 2, Valid Medical--no waivers/lim.
Flight hours
7,000 total · 326 in this make and model · 7,000 as pilot in command · 118 in the last 90 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
270° at 15 knots
Visibility
15 statute miles
Temperature
140 °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 N49532 · 2

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