CHI85FA379

NTSB accident investigation · Gulfstream 500-S · Cloquet, MN · September 17, 1985

Accident · FatalField investigationFinal report
Date
September 16, 1985, 22:05 local (Sep 17, 1985, 03:05 UTC)
Place
Cloquet, MN
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Approach
Aircraft
N8139PGulfstream 500-S
Weather
Instrument (IMC) · Night/dark
Status
Completed
Report
Approved by Office Director
FAA report
19850916045449A
Case key
12868

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.

UndershootApproach - faf/outer marker to threshold (ifr)
In-flight planning/decision - improperPilot in commandCause
Minimum descent altitude - belowPilot in commandCause
Ifr procedure - improperPilot in commandCause
Weather condition - low ceilingFactor
Overconfidence in personal abilityPilot in commandCause
Light condition - dark nightFactor
In flight collision with objectApproach - faf/outer marker to threshold (ifr)
Object - tree(s)

Analysis

The pilot expected the weather to be below minimums but flew the approach anyway. He did not have a second pilot on board per company rules. The aircraft collided with trees about 3 miles from the approach end of runway 17.

Aircraft

Registration
N8139P
Reported as
Gulfstream 500-S
Category
Airplane
Serial number
3265
Airframe hours
4,317
Engine
Lycoming IO-540-E1B5, 290 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Business · Part 91
Registered owner
Potlatch Corporation
Airworthiness certificate
Standard, Normal; Standard, Utility
Last inspection
Annual · August 5, 1985 · 73 hours before
Departed
BRD · Brainerd, MN
Flight plan
IFR

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
55
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land, Single-engine sea
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
12,750 total · 3,000 in this make and model · 4 in the last 24 hours

Weather

Conditions
Instrument (IMC) · Night/dark
Wind
200° at 15 knots, gusting 22
Visibility
3 statute miles
Lowest ceiling
500 ft overcast
Temperature
64 °F, dew point 63 °F
Altimeter
29.00 inHg
Observed at
DLH, 14 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.