DEN87DTE05

NTSB accident investigation · Piper PA-25-235 · Center, CO · September 4, 1987

Accident · No injuriesFinal report
Date
September 4, 1987, 10:22 local (16:22 UTC)
Place
Center, CO
Injuries
1 uninjured
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N6796ZPiper PA-25-235
Weather
Visual (VMC) · Day
Status
Completed · report October 7, 1988
Report
Approved by Office Director
FAA report
19870904050229A
Case key
17067

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 engine power(total) - mech failure/malfCruise
Engine assembly,valve,intake - frozenCause
Engine assembly,valve,exhaust - burnedCause
Forced landingDescent - emergency
Nose overLanding - roll
Terrain condition - none suitableFactor
Terrain condition - softFactor

Analysis

The plt reported that the eng lost power while the acft was en route to spray a field. There was no suitable terrain for a forced landing and the plt landed the aircraft in a soft, cultivated field and nosed over. Examination of the eng revealed burned and stuck intake and exhaust valves.

Aircraft

Registration
N6796Z
Reported as
Piper PA-25-235
Category
Airplane
Serial number
25-2441
Airframe hours
1,106
Engine
Lycoming O-540, 235 horsepower, reciprocating
Damage
Destroyed
Flight
Aerial application · Part 137
Registered owner
Leach Flying Service, Inc.
Airworthiness certificate
Standard, Utility; Special, Restricted (Special)
Last inspection
Annual · March 9, 1987 · 80 hours before
Departed
1V8 · Center, CO
Flight plan
Company VFR

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
56
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Flight hours
17,000 total · 3,500 in this make and model · 16,050 as pilot in command · 300 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Visibility
50 statute miles
Lowest ceiling
None
Temperature
61 °F

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.