BFO87LA034

NTSB accident investigation · Ayres Turbo Thrush 52R34 · Lavale, MD · May 8, 1987

Accident · Minor injuriesLimited investigationFinal report
Date
May 8, 1987, 07:15 local (11:15 UTC)
Place
Lavale, MD
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
CGDFQAyres Turbo Thrush 52R34
Weather
Visual (VMC) · Day
Status
Completed · report July 3, 1989
Report
Approved by Office Director
Case key
11318

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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Analysis

While spraying for gypsy moths during the early morning, the turbo-thrush collided with static wires located on top of high tension lines. The pilot stated that he did not see the wires because they were located on the shady side of an adjacent mountain.

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
Light condition - dawnFactor
Visual lookout - inadequatePilot in commandCause
Object - wire,staticFactor

Aircraft

Registration
CGDFQ
Reported as
Ayres Turbo Thrush 52R34 (TURBO THRU)
Category
Airplane
Serial number
2369R
Airframe hours
3,077
Engine
P&W PT6A-34, 600 horsepower, turbo prop
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Robert Ruhe Ag Service
Registered owner
Agric-Air
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Unknown · April 24, 1987
Departed
CBE · Cumberland, MD

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
53
Certificate
Commercial
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Center
Flight hours
10,000 total · 250 in this make and model · 9,500 as pilot in command · 75 in the last 90 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
15 statute miles
Lowest ceiling
None
Temperature
39 °F, dew point -0 °F
Altimeter
30.00 inHg
Observed at
CBE