CHI88DEX08

NTSB accident investigation · Continental Copters Tomcat MK-6 · Straughn, IN · July 11, 1988

Accident · No injuriesFinal report
Date
July 11, 1988, 16:00 local (21:00 UTC)
Place
Straughn, IN
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N9093TContinental Copters Tomcat MK-6
Weather
Visual (VMC) · Day
Status
Completed · report September 11, 1989
Report
Approved by Office Director
FAA report
19880711026259A
Case key
13916

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 - wire,transmissionFactor
Information - improperOther personCause
Preflight planning/preparation - inadequatePilot in commandFactor
Visual lookout - inadequatePilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

Aerial application helicopter struck power lines in field on first swath run. This was the first time the pilot had sprayed this field. Prior to spraying the field he questioned the farmer regarding power lines or other obstructions. The farmer replied that there were none. After the accident the farmer stated that he forgot about those power lines. The pilot circled the field prior to starting his application swath run looking for obstructions, and saw none.

Aircraft

Registration
N9093T
Reported as
Continental Copters Tomcat MK-6 (TOMCAT MK-)
Category
Helicopter
Serial number
CCI 78-5
Airframe hours
1,276
Engine
Lycoming VO-435-A1F, 260 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Registered owner
Stephen D. Squires
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · April 23, 1988 · 31 hours before

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
38
Certificate
Commercial
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
6,500 total · 3,000 in this make and model · 6,500 as pilot in command · 75 in the last 90 days · 40 in the last 30 days · 8 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
5 statute miles
Lowest ceiling
None
Temperature
84 °F

FAA reports on this event · 1

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