Aircraft Accident/Incident Report

Panama City Bch, Florida 32407
Sunday, May 3, 1987 12:48 CDT

NTSB Narrative Summary Released at Completion of Accident

THE PLT REPORTED THAT SHORTLY AFTER TAKEOFF THE ENG BEGAN TO LOSE POWER, THEN FAILED. HE THEN AUTOROTATED & SET THE HELICOPTER DOWN APRX 6 FEET OFFSHORE. EXAMINATION OF THE ENG LOGBOOKS BY FAA PERSONNEL REVEALED THAT AD 62-23-02 WHICH REQUIRES INSP OF THE OIL FILTER EVERY 25 HOURS HAD BEEN OVERDUE BY 20.9 HOURS. INSP OF THE TRANSMISSION REVEALED THAT A 5 1/2 INCH PIECE FROM THE CLUTCH DRUM RING SEPARATED WHICH DISENGAGED THE MAIN ROTOR FROM THE ENG RESULTING IN THE LOSS OF MAIN ROTOR RPM. EXAMINATION OF THE FAILED CLUTCH DRUM RING REVEALED EVIDENCE TO SUGGEST THAT IT FAILED DUE TO FATIGUE.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/3/1987
Event Day of the Week Sunday
Time of Event 1248
Event Time Zone Central Daylight Time
Event City PANAMA CITY BCH
Event State FLORIDA
Event Country --
Zipcode of the event site 32407
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 --
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1302 Central Daylight Time
Direction of event from weather observation facility (degrees) 40
Weather Observation Facility ID PEN
Elevation of weather observation facility 20
Distance of event from weather observation facility (units?) 5
Time Zone of the weather observation CDT
Lighting Conditions Day
Lowest Ceiling Height 20000
Lowest Non-Ceiling Height 3000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Broken
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) 28
Dew Point at event time (in degress fahrenheit) 18
Wind Direction (degrees magnetic) 150
Variable Wind Indicator Unknown
Wind Speed (knots) 9
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 1100
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 3
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 512
NTSB Notification Source --
NTSB Notification Date May 3 1987 12:00AM
NTSB Notification Time 1400
Fiche Number and/or location -used to find docket information 33573
Date of most recent change to record Dec 13 2000 2:24PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N43CD
NTSB Number MIA87LA155
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BELL
Aircraft Model 47G-3B1
Aircraft Series Identifier 47G-3B1
Aircraft Serial Number 67 17016
Certified Max Gross Weight 2950
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 Retractable
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Mar 17 1987 12:00AM
Airframe hours since last inspection 46
Airframe Hours 3463
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name HELICOPTER CHARTER INC.
Aircraft Owner Street Address P.O. BOX 380
Aircraft Owner City ANDERSON
Aircraft Owner State SC
Aircraft Owner Country
Aircraft Owner Zipcode 29622
Operator is an individual? --
Operator Name WHIRLEYBIRD HELICOPTERS
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 430 LYNDELL LANE
Operator City PANAMA CITY BCH
Operator State FL
Operator Country
Operator Zip code 43407
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1248
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 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 --