DEN83LA078

NTSB accident investigation · Gulfstream G-164A · Cortez, CO · March 10, 1983

Accident · No injuriesLimited investigationFinal report
Date
March 10, 1983, 13:00 local (20:00 UTC)
Place
Cortez, CO
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N8939HGulfstream G-164A
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19830310007279A
Case key
16051

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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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.

Nose overLanding - flare/touchdown
Landing gear,normal brake system - lockedFactor
Reason for occurrence undeterminedCause

Analysis

The acft nosed over during landing. According to the pilot the left brake was locked at touchdown. To compensate the pilot applied the right brake. The rapid stopping of the acft caused it to nose over. The braking system was inspected and no reason could be found for the inadvertant locking of the brake system.

Aircraft

Registration
N8939H
Reported as
Gulfstream G-164A
Category
Airplane
Serial number
1575
Airframe hours
2,372
Engine
P&W R-1340, 1,340 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Registered owner
Tanner Flying Service
Airworthiness certificate
Special, Restricted (Special)
Last inspection
100 hour · March 18, 1983

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
38
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Front
Flight hours
5,000 total · 2,500 in this make and model · 5,000 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 2 knots
Visibility
50 statute miles
Lowest ceiling
20,000 ft broken
Temperature
55 °F, dew point 30 °F
Altimeter
30.00 inHg
Observed at
FMN, 25 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.