ANC87LA010

NTSB accident investigation · Taylorcraft BC-12D · Unalakleet, AK · October 24, 1986

Accident · No injuriesLimited investigationFinal report
Date
October 24, 1986, 14:45 local (22:45 UTC)
Place
Unalakleet, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N95248Taylorcraft BC-12D
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19861024055429A
Case key
4805

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 engine power(partial) - mech failure/malfTakeoff - initial climb
Carburetor heat control,cable/push-pull rod - disconnectedCause
Fuel supply - improperPilot in commandCause
Fuel system - contaminationCause
Carburetor heat - attemptedPilot in commandCause
Fuel system - waterCause
Aircraft preflight - inadequatePilot in commandCause
Weather condition - carburetor icing conditionsFactor
UndershootLanding
Lack of total experiencePilot in commandFactor
Maneuver - misjudgedPilot in commandFactor
Emergency procedure - delayedPilot in commandFactor

Analysis

The private pilot with 14 hours experience in this airplane did not recognize that the carburetor heat control was not functioning properly. He did not recall draining the airplane's fuel sumps after refueling from exposed fuel tanks prior to takeoff. Carburetor ice and particulate matter and water could have derogated engine performance. After pwr loss during initial climb the plt was unable to return to the arpt and landed off shore in water. After recovery the eng WA operated. The day of the acc had wx cond. For carb ice.

Aircraft

Registration
N95248
Reported as
Taylorcraft BC-12D
Category
Airplane
Serial number
9648
Engine
Continental A-65, 65 horsepower, reciprocating
Damage
Substantial damage
Flight
Ferry · Part 91
Registered owner
James M. Brewer II
Airworthiness certificate
Standard, Normal
Last inspection
Annual · October 15, 1985
Destination
GAL · Galena, AK
Flight plan
VFR
Airport
UNK · Unalakleet, runway 8, 2,000 × 80 ft, gravel

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
24
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
230 total · 14 in this make and model · 170 as pilot in command · 27 in the last 90 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
80° at 10 knots
Visibility
20 statute miles
Lowest ceiling
1,500 ft overcast
Temperature
25 °F, dew point 19 °F
Altimeter
30.00 inHg

FAA reports on this event · 1

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