Aircraft Accident/Incident Report

Montrose, South Dakota 57048
Friday, August 26, 1983 8:30 CDT

NTSB Narrative Summary Released at Completion of Accident

THE PILOT STATED THAT HE WAS SPRAYING A FIELD THAT WAS DIVIDED IN HALF BY A 60 FOOT HIGH POWERLINE. AS HE MADE A TURN TO ENTER THE SOUTH SIDE OF THE FIELD, PARALLEL TO THE POWERLINES, FLYING EAST INTO THE SUN, HE STRUCK THE UNSEEN GUY CABLES OUT IN THE FIELD. HE STRUCK THE CABLES WITH THE LEFT WING TIP WHICH THREW THE PLANE INTO AN UNCONTROLLABLE ROLL TO THE LEFT. THE ACFT STRUCK THE GROUND WITH ITS NOSE AND LEFT SIDE.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 8/26/1983
Event Day of the Week Friday
Time of Event 830
Event Time Zone Central Daylight Time
Event City MONTROSE
Event State SOUTH DAKOTA
Event Country --
Zipcode of the event site 57048
Event Date Year 1983
Event Date Month 8
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1250 Central Standard Time
Direction of event from weather observation facility (degrees) 95
Weather Observation Facility ID FSD
Elevation of weather observation facility 1429
Distance of event from weather observation facility (units?) 21
Time Zone of the weather observation CST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 7000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 24
Dew Point at event time (in degress fahrenheit) 22
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 2851
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None --
Injury Total Serious 1
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 1727
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 22244
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N4473Y
NTSB Number DEN83LA199
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 137: Agricultural
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-25B-235
Aircraft Series Identifier PA-25B-235
Aircraft Serial Number 254130
Certified Max Gross Weight 2900
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection Mar 14 1983 12:00AM
Airframe hours since last inspection --
Airframe Hours 4000
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name GREGORY A. KOHLHOF
Aircraft Owner Street Address R. R. 1
Aircraft Owner City CLEMONTS
Aircraft Owner State MN
Aircraft Owner Country
Aircraft Owner Zipcode 56224
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Agriculture
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Unknown
Indicates Domestic or International Flight Unknown
Operator carrying Pax/Cargo/Mail Unknown
Type of Flying (Per_Bus / Primary) Aerial Application
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code MDS
Departure City MADISON
Departure State SD
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Maneuvering
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --