MIA87LA233

NTSB accident investigation · Ayres S2R-600 · Leland, MS · August 26, 1987

Accident · No injuriesLimited investigationFinal report
Date
August 26, 1987, 18:45 local (23:45 UTC)
Place
Leland, MS
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N4002KAyres S2R-600
Weather
Visual (VMC) · Day
Status
Completed · report October 7, 1988
Report
Approved by Office Director
FAA report
19870826048369A
Case key
31957

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(partial) - mech failure/malfCruise
Engine assembly,cylinder - fatigueCause
Engine assembly,cylinder - failure,totalCause
Forced landingDescent - emergency
Hard landingLanding - flare/touchdown
Landing gear,main gear - overload
Landing gear,main gear - failure,total

Analysis

While in cruise flight en route to a field for aerial application the engine lost power when the number one cylinder cracked between the spark plug holes. While maneuvering to land at a sod airstrip altitude could not be maintained and the left spray boom contacted a soy bean field. Control was lost and the aircraft touched down hard on the right landing gear causing it to collapse. The pilot attributed the crack in the cylinder to time in service on the cylinder and stated this is a common occurrence.

Aircraft

Registration
N4002K
Reported as
Ayres S2R-600
Category
Airplane
Serial number
2459R
Airframe hours
4,269
Engine
P&W R-1340-AN1, 600 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Clark Flying Service
Registered owner
Clark Flying Service
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · December 24, 1986
Airport
Prather Farms Airstrip, runway 18, 2,700 × ft, grass/turf

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
38
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
7,013 total · 4,818 in this make and model · 6,882 as pilot in command · 120 in the last 90 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 6 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
95 °F

FAA reports on this event · 1

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