CHI85LA283

NTSB accident investigation · Air Tractor AT301 · Roseau, MN · July 10, 1985

Accident · No injuriesLimited investigationFinal report
Date
July 10, 1985, 14:30 local (19:30 UTC)
Place
Roseau, MN
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N23702Air Tractor AT301
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19850710030599A
Case key
13137

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.

Loss of engine power(total) - mech failure/malfManeuvering - aerial application
Engine assembly,cylinder - failure,totalCause
Forced landingDescent - emergency
Terrain condition - crop
Nose overLanding - roll
Terrain condition - softFactor

Analysis

The aircraft had been airborne about 15 min engaged in ag spray operations when the pilot described hearing a loud band. Engine power decreased to idle. Pilot ld in soft soil and nosed over inverted. Exam disclosed #2 piston had failed.

Aircraft

Registration
N23702
Reported as
Air Tractor AT301
Category
Airplane
Serial number
301-0415
Engine
P&W R-1340-AN-1, 450 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Leon Schultz
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · April 12, 1985 · 136 hours before
Departed
Roseau, MN

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
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
25,000 total · 800 in this make and model · 136 in the last 90 days · 6 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
30° at 6 knots
Visibility
20 statute miles
Lowest ceiling
None
Temperature
73 °F, dew point 52 °F
Altimeter
29.00 inHg
Observed at
GFK, 81 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 N23702 · 1

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