Aircraft Accident/Incident Report

Ashland, Illinois 62612
Thursday, July 28, 1988 11:45 CDT

NTSB Narrative Summary Released at Completion of Accident

AS THE HELICOPTER WAS TAKING OFF, THERE WAS A LOSS OF ROTOR RPM WHICH WAS ACCOMPANIED BY A LOSS OF FUEL FLOW TO THE ENG. THE PLT ABORTED THE TAKEOFF, BUT DURING TOUCHDOWN, THE MAIN ROTOR BLADES FLEXED DOWNWARD & SEVERED THE . TAIL BOOM. AN INSPN OF THE ENG REVEALED A 'B' NUT ON AN AIR LINE BETWEEN THE GOVERNOR & FUEL CONTROL UNIT WAS CRACKED & LOOSE, WHICH PERMITTED SYSTEM LEAKAGE.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 7/28/1988
Event Day of the Week Thursday
Time of Event 1145
Event Time Zone Central Daylight Time
Event City ASHLAND
Event State ILLINOIS
Event Country --
Zipcode of the event site 62612
Event Date Year 1988
Event Date Month 7
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 Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 25000
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) 6
Air Temperature at event time (in degrees celsius) 31
Dew Point at event time (in degress fahrenheit) 17
Wind Direction (degrees magnetic) 180
Variable Wind Indicator Unknown
Wind Speed (knots) 6
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 1000
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 FAA
NTSB Docket Number (internal use) 1757
NTSB Notification Source --
NTSB Notification Date Jul 28 1988 12:00AM
NTSB Notification Time 1145
Fiche Number and/or location -used to find docket information 37935
Date of most recent change to record Dec 13 2000 11:55AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N9033F
NTSB Number CHI88DEV03
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
Aircraft Series Identifier 369HS
Aircraft Serial Number 8901078
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 Mar 20 1988 12:00AM
Airframe hours since last inspection 287
Airframe Hours 2167
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name ALFRED L. BAKER
Aircraft Owner Street Address R. R. #1
Aircraft Owner City KILBOURNE
Aircraft Owner State IL
Aircraft Owner Country
Aircraft Owner Zipcode 62655
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 MRWG
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 0
Departure Time Zone
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 Landing
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 --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --