DEN87LA087

NTSB accident investigation · Grumman G-164A · La Salle, CO · April 6, 1987

Accident · Serious injuriesLimited investigationFinal report
Date
April 6, 1987, 10:15 local (16:15 UTC)
Place
La Salle, CO
Injuries
1 serious
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N72PBGrumman G-164A
Weather
Visual (VMC) · Day
Status
Completed · report May 2, 1988
Report
Approved by Office Director
FAA report
19870406008719A
Case key
17193

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.

In flight collision with objectManeuvering - aerial application
Object - tree(s)
In-flight planning/decision - poorPilot in commandCause
Pull-up - delayedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

While conducting an aerial application flt, the plt misjudged the distance to the end of the field and initiated the pull-up too late to avoid impact with a tree. After striking the tree, the acft descended out of control until impact with the ground.

Aircraft

Registration
N72PB
Reported as
Grumman G-164A
Category
Airplane
Serial number
1023
Airframe hours
2,969
Engine
P&W 1340 AN-1, 600 horsepower, reciprocating
Damage
Destroyed
Flight
Aerial application · Part 137
Operator
Low Level Dusting Co.
Registered owner
Low Level Dusting Company Inc
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · January 5, 1987 · 12 hours before
Departed
GXY · Greeley, CO

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
41
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Center
Flight hours
1,995 total · 1,350 in this make and model · 1,896 as pilot in command · 11 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
330° at 5 knots
Visibility
7 statute miles
Lowest ceiling
None
Temperature
39 °F, dew point 28 °F
Altimeter
30.00 inHg
Observed at
DEN, 38 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.

Other investigations on N72PB · 1

Matched to the same aircraft by N-number and date.