Aircraft Accident/Incident Report

New Prague, Minnesota 56071
Thursday, May 14, 1987 8:35 CDT

NTSB Narrative Summary Released at Completion of Accident

AFTER ABOUT A 5 MIN FLIGHT, THE HELICOPTER COLLIDED WITH THE GROUND DURING A DOWNWIND TURN ON AN AGRICULTURAL TURNAROUND. IMPACT WAS ON A HEADING OF 210 DEGREES. WIND WAS FROM 326 DEGREES AT 14 KTS, GUSTS TO 22 KTS. NO EVIDENCE WAS FOUND OF POWERPLANT, FLIGHT CONTROL, STRUCTURAL, OR SYSTEM MALFUNCTION DURING THE ON-SITE OR SUBSEQUENT AIRFRAME AND ENGINE EXAMINATION.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/14/1987
Event Day of the Week Thursday
Time of Event 835
Event Time Zone Central Daylight Time
Event City NEW PRAGUE
Event State MINNESOTA
Event Country --
Zipcode of the event site 56071
Event Date Year 1987
Event Date Month 5
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 0
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 850 Central Daylight Time
Direction of event from weather observation facility (degrees) 40
Weather Observation Facility ID MSP
Elevation of weather observation facility 841
Distance of event from weather observation facility (units?) 26
Time Zone of the weather observation CDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 28000
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) 15
Air Temperature at event time (in degrees celsius) 17
Dew Point at event time (in degress fahrenheit) 7
Wind Direction (degrees magnetic) 326
Variable Wind Indicator Unknown
Wind Speed (knots) 14
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 22
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency FAA
NTSB Docket Number (internal use) 1743
NTSB Notification Source --
NTSB Notification Date May 14 1987 12:00AM
NTSB Notification Time 900
Fiche Number and/or location -used to find docket information 35088
Date of most recent change to record Dec 13 2000 2:22PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N6786D
NTSB Number CHI87DER06
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 Ground
Aircraft Explosion Ground
Aircraft Manufacturer's Full Name BELL
Aircraft Model 47G-2A
Aircraft Series Identifier 47G-2A
Aircraft Serial Number 2592
Certified Max Gross Weight 2850
Aircraft Category Helicopter
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 3
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Mar 2 1987 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name TERRYJON AVIATION
Aircraft Owner Street Address RT. 1 BOX 94A
Aircraft Owner City ST. PETER
Aircraft Owner State MN
Aircraft Owner Country
Aircraft Owner Zipcode 56082
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
Departure City NEW PRAGUE
Departure State MN
Departure Country
Departure Time 830
Departure Time Zone CDT
Destination Same as Local Flt dest & departure same, accident can occur anywhere
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 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --