DEN90FA030

NTSB accident investigation · Beech F-90 · Lincoln, NM · December 2, 1989

Accident · FatalField investigationFinal report
Date
December 2, 1989, 14:35 local (21:35 UTC)
Place
Lincoln, NM
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Approach
Aircraft
N9PUBeech F-90
Weather
Instrument (IMC) · Day
Status
Completed · report September 30, 1991
Report
Approved by Office Director
FAA report
19891202048749A
Case key
17812

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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Probable cause

Loss of control due to pilot disorientation while conducting a non precision instrument approach. Contributing to the accident was the pilot's lack of instrument and multiengine experience, and the existing adverse weather.

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 control - in flightApproach - iaf to faf/outer marker (ifr)
Weather condition - low ceilingFactor
Weather condition - obscurationFactor
Weather condition - snowFactor
Aircraft control - not maintainedPilot in commandCause
Spatial disorientationPilot in commandCause
Lack of total instrument timePilot in commandFactor
Lack of total experience in type of aircraftPilot in commandFactor
In flight collision with terrain/waterDescent - uncontrolled

Analysis

Witnesses heard the airplane circling in the vicinity of the NDB. Other witnesses saw the airplane exit the cloud base in a near-vertical dive and impact the ground aprx 1 mile east and 1/2 mile north of the NDB.

Aircraft

Registration
N9PU
Reported as
Beech F-90
Category
Airplane
Serial number
LA57
Airframe hours
921
Engine
P&W PT6A-135, 750 horsepower, turbo prop
Damage
Destroyed
Fire
On-Ground
Flight
Personal · Part 91
Registered owner
R.F.W., Inc.
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · July 21, 1989 · 153 hours before
Departed
CRQ · Carlsbad, CA
Destination
SRR · Ruidoso, NM
Flight plan
IFR
Airport
SRR · Sierra Bianca Regional, runway 24, 8,100 × 100 ft, asphalt

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
52
Certificate
Private
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Toxicology
Performed
Flight hours
569 total · 92 in this make and model · 305 as pilot in command

Weather

Conditions
Instrument (IMC) · Day
Wind
Calm
Lowest ceiling
800 ft
Temperature
28 °F, dew point 27 °F
Altimeter
30.00 inHg
Observed at
SRR, 7 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.