ANC87LA164

NTSB accident investigation · Interstate S-1B2 · Beluga River, AK · September 20, 1987

Accident · No injuriesLimited investigationFinal report
Date
September 20, 1987, 12:00 local (20:00 UTC)
Place
Beluga River, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N50AAInterstate S-1B2
Weather
Visual (VMC) · Day
Status
Completed · report May 27, 1988
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19870920054269A
Case key
4926

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.

On ground/water encounter with terrain/waterTakeoff - roll/run
Terrain condition - risingFactor
Unsuitable terrain or takeoff/landing/taxi area - selectedPilot in commandCause
Go-around - delayedPilot in commandCause

Analysis

The pilot landed on a small lake, decided it was too small and attempted to take off. He was unable to attain lift off speed prior to striking the opposite bank with his floats and subsequently damageing the airplane.

Aircraft

Registration
N50AA
Reported as
Interstate S-1B2
Category
Airplane
Serial number
1001
Engine
Lycoming O-320 SERIES, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Norbert J. Streb
Registered owner
Norbert J.Streb
Airworthiness certificate
Standard, Normal
Last inspection
Annual · November 7, 1986 · 110 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
47
Certificate
Private
Airplane ratings
Single-engine sea, Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
30 in the last 90 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
60 statute miles
Temperature
52 °F

FAA reports on this event · 1

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