ANC90LA083

NTSB accident investigation · Helio H-250 · Six Mile Lake, AK · June 2, 1990

Accident · No injuriesLimited investigationFinal report
Date
June 1, 1990, 20:30 local (Jun 2, 1990, 04:30 UTC)
Place
Six Mile Lake, AK
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N528LMHelio H-250
Weather
Visual (VMC) · Day
Status
Completed · report September 30, 1991
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19900601018009A
Case key
5376

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

On this page

Probable cause

The pilot's improper flare, which resulted in a hard landing. The pilot's lack of experience in the make and model of aircraft was a related factor.

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.

Hard landingLanding - flare/touchdown
Flare - improperPilot in commandCause
Lack of total experience in type of aircraftPilot in commandFactor

Analysis

The plt rprtd that during an apch to land at a remote strip, the acft slowed & 'got behind the power curve.' Subsequently, it hit the ground, which buckled the fuselage. The plt had about 10,000 hrs of flt time, but only 20 hours in heliocourier.

Aircraft

Registration
N528LM
Reported as
Helio H-250
Category
Airplane
Engine
Lycoming O-540, 250 horsepower, reciprocating
Damage
Substantial damage
Flight
Business · Part 91
Operator
Gay, Kirk D
Registered owner
Unknown
Departed
Z41 · Anchorage, AK
Flight plan
VFR
Airport
NONE · Pvt Strip

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
Certificate
Commercial
Airplane ratings
Single-engine land, Single-engine sea
Instrument ratings
Airplane
Medical
Unknown, Unknown
Flight hours
10,000 total · 20 in this make and model

Weather

Conditions
Visual (VMC) · Day

FAA reports on this event · 1

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