LAX83FA455

NTSB accident investigation · Piper PA 28-140 · Lake Genevieve, CA · September 21, 1983

Accident · FatalField investigationFinal report
Date
September 21, 1983, 14:00 local (21:00 UTC)
Place
Lake Genevieve, CA
Injuries
1 fatal, 1 serious
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N4297TPiper PA 28-140
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19830921050759A
Case key
23516

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.

In flight encounter with weatherClimb
Weather condition - downdraftFactor
Weather evaluation - disregardedPilot in commandCause
Lack of total experiencePilot in commandCause
Weather condition - high density altitudeFactor
In flight collision with objectDescent - uncontrolled
Object - tree(s)Factor
Terrain condition - high terrainFactor

Analysis

During cruise flight the acft encountered a downdraft while flying in mountainous terrain. The pilot lost control of the acft & it crashed. The pilot was student pilot rated only & had not been endorsed for this flight. He also was carrying a passenger who sustained fatal injuries during the crash.

Aircraft

Registration
N4297T
Reported as
Piper PA 28-140
Category
Airplane
Serial number
28-7225126
Airframe hours
2,854
Engine
Lycoming O-320E3D, 150 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Personal · Part 91
Registered owner
Alan P. Radford
Airworthiness certificate
Standard, Normal
Last inspection
Annual · February 7, 1983 · 49 hours before
Departed
TVL · Lake Tahoe, CA
Destination
STS · Santa Rosa, CA
Flight plan
VFR
Airport
TVL · Lake Tahoe, runway 36, 8,544 × 150 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
43
Certificate
Student
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
47 total · 15 in this make and model · 25 as pilot in command · 38 in the last 90 days · 13 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
340° at 8 knots
Visibility
30 statute miles
Temperature
66 °F, dew point 43 °F
Altimeter
30.00 inHg
Observed at
SAC1, 70 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.