SEA86FA126

NTSB accident investigation · Lake LA-4-250 · Blue River, OR · May 17, 1986

Accident · FatalField investigationFinal report
Date
May 17, 1986, 15:22 local (22:22 UTC)
Place
Blue River, OR
Injuries
4 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N1403ALake LA-4-250
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19860517017779A
Case key
40283

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.

Loss of control - in flightManeuvering - turn to reverse direction
In-flight planning/decision - inadequatePilot in commandCause
Remedial action - delayedPilot in commandCause
Airspeed - not maintainedPilot in commandCause
Stall
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - high terrain
Terrain condition - rising

Analysis

Several witnesses reported seeing the acft flying near the eugene arpt at an alt of 400 to 500 ft AGL. The acft was heading toward the Blue River. The acft was then seen flying over the Blue River forest ranger station aprx 7 minutes prior to the accident. At this time the acft was at an alt of aprx 1000 ft AGL as it turned up the north quartz creek. The acft then impacted the side of a box canyon in a steep nose down attitude aprx 1000 ft below the ridge line. The plt operating handbook lists the rate of climb at standard conditions as 680 fpm.

Aircraft

Registration
N1403A
Reported as
Lake LA-4-250
Category
Airplane
Serial number
30
Engine
Lycoming IO-540-C4B5, 250 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Personal · Part 91
Registered owner
Larry A. Berryman
Airworthiness certificate
Standard, Normal
Departed
EUG · Eugene, OR

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
45
Certificate
Private
Airplane ratings
Single-engine land, Single-engine sea
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Toxicology
Performed
Flight hours
200 total · 21 in this make and model · 142 as pilot in command · 50 in the last 90 days · 10 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
360° at 8 knots
Visibility
20 statute miles
Lowest ceiling
25,000 ft overcast
Temperature
72 °F, dew point 52 °F
Altimeter
30.00 inHg
Observed at
EUG, 40 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.