SEA86FA139

NTSB accident investigation · Hiller UH12B · Rathdrum, ID · June 8, 1986

Accident · Serious injuriesField investigationFinal report
Date
June 8, 1986, 13:50 local (20:50 UTC)
Place
Rathdrum, ID
Injuries
2 serious
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N41319Hiller UH12B
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19860608022059A
Case key
40285

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

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 engine power(total) - nonmechanicalCruise
Fuel supply - misjudgedPilot in commandCause
Fluid,fuel - exhaustion
Forced landingDescent - emergency
Autorotation - not performedPilot in commandCause
In flight collision with terrain/waterLanding - flare/touchdown
Rotor rpm - not maintainedPilot in commandCause

Analysis

The plt reported noticing the fuel gage was nearing empty shortly before the eng quit. The acft crashed during an attempted forced landing on a road. The plt stated he was flying the acft to his residence where it was based. Investigation revealed little fuel remained within the fuel system and no signs of fuel leakage during the accident.

Aircraft

Registration
N41319
Reported as
Hiller UH12B
Category
Helicopter
Serial number
433
Airframe hours
2,855
Engine
Franklin GV4-200, 200 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
William A. Dole
Airworthiness certificate
Standard, Normal
Last inspection
Annual · March 7, 1986 · 22 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
51
Certificate
Private
Airplane ratings
Single-engine land
Seat
Center
Flight hours
400 total · 50 in this make and model · 300 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Wind
170° at 5 knots
Visibility
20 statute miles
Lowest ceiling
6,000 ft overcast
Temperature
61 °F, dew point 48 °F
Altimeter
30.00 inHg
Observed at
COE, 4 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.

Other investigations on N41319 · 1

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