Aircraft Accident/Incident Report

Waterloo, Alabama 35677
Saturday, September 6, 1986 19:15 CDT

NTSB Narrative Summary Released at Completion of Accident

THE ACFT LIFTED OFF THE TOP OF THE SUPPORT TRUCK AND STARTED A TAKEOFF WITH A PARTIAL LOAD OF CHEMICALS TO BE APPLIED TO A LOGGED OVER FOREST AREA. ABOUT 10-15 FEET AFTER LIFT OFF THE PLT DETECTED A LOSS OF ROTOR RPM. HE WAS AT THE EDGE OF A RAVINE WITH STEEP SIDES AND HAD NO LANDING AREA AVAILABLE. HE DESCENDED THE SIDE OF THE RAVINE AND PERFORMED A MODIFIED AUTOROTATION INTO THE TOPS OF THE TREES AT THE BOTTOM OF THE RAVINE. THE GROUND SUPPORT MAN REPORTED SEEING A PUFF OF SMOKE AT ABOUT THE TIME THE PLT REPORTED THE POWER LOSS. THE ACFT WAS RECOVERED AND EXAMINED. NO MALFUNCTIONS WERE DISCOVERED WHICH PREVENTED THE ENG FROM RUNNING. THE ENG WAS REMOVED AND SHIPPED TO THE FACTORY WHERE IT WAS RUN IN A TEST CELL. IT PERFORMEDWELL. A RECORDS CHECK REVEALED THAT HE ENG WAS SHIPPED TO BELL HELICOPTER AS A NEW 'O' TIME ENGINE. IT WAS INSTALLED IN THE HUGHES APPROXIMATELY 19 MONTHS PRIOR TO THE ACCIDENT. THE INSTALLATION WAS INSPECTED AND APPROVED BY THE FAA.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/6/1986
Event Day of the Week Saturday
Time of Event 1915
Event Time Zone Central Daylight Time
Event City WATERLOO
Event State ALABAMA
Event Country --
Zipcode of the event site 35677
Event Date Year 1986
Event Date Month 9
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 Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1751 Central Daylight Time
Direction of event from weather observation facility (degrees) 165
Weather Observation Facility ID MSL
Elevation of weather observation facility 550
Distance of event from weather observation facility (units?) 65
Time Zone of the weather observation CDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 8000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Unknown
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) 25
Dew Point at event time (in degress fahrenheit) 14
Wind Direction (degrees magnetic) 350
Variable Wind Indicator Unknown
Wind Speed (knots) 3
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 1200
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 2358
NTSB Notification Source --
NTSB Notification Date Sep 8 1986 12:00AM
NTSB Notification Time 1143
Fiche Number and/or location -used to find docket information 33036
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N9181F
NTSB Number ATL86LA251
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 137: Agricultural
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name Hughes
Aircraft Model 369HS/H-500
Aircraft Series Identifier 369HS/H-50
Aircraft Serial Number 3405715
Certified Max Gross Weight 2550
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 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Feb 25 1986 12:00AM
Airframe hours since last inspection 16
Airframe Hours 2894
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name BURGANDY FARMS, INC
Aircraft Owner Street Address U.S. HWY 27 BOX 667
Aircraft Owner City HAVANA
Aircraft Owner State FL
Aircraft Owner Country
Aircraft Owner Zipcode 32333
Operator is an individual? --
Operator Name BURGUNDY FARMS INC.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address U.S. HWY. 27 PO BOX 618
Operator City HAVANA
Operator State FL
Operator Country
Operator Zip code 32333
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 Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1914
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 Descent
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 --