Aircraft Accident/Incident Report

Intercoastal Ci, Louisiana 70510
Thursday, December 2, 1982 13:00 CST

NTSB Narrative Summary Released at Completion of Accident

WHILE IN CRUISE FLIGHT, THE PILOTS HEARD A LOUD POP AND FELT A SEVERE CYCLIC CONTROL VIBRATION. AN IMMEDIATE PRECAUTIONARY LANDING WAS MADE. AN EXAMINATION REVEALED THAT THERE WAS A FATIGUE CRACK IN THE TRAILING EDGE OF THE BLUE, MAIN ROTOR YOKE FLEXURE, PN 412-010-101-113. THE HELICOPTER AND THE FIXTURE HAD ACCUMULATED 1071 HRS OF FLIGHT TIME. THE LIFE LIMIT OF THE FAILED COMPONENT WAS 5000 HRS.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Incident
Event Date 12/2/1982
Event Day of the Week Thursday
Time of Event 1300
Event Time Zone Central Standard Time
Event City INTERCOASTAL CI
Event State LOUISIANA
Event Country --
Zipcode of the event site 70510
Event Date Year 1982
Event Date Month 12
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 Unknown
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 700
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) 7
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) 0
Wind Direction (degrees magnetic) 90
Variable Wind Indicator Unknown
Wind Speed (knots) 15
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) 0
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 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 5101
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information
Date of most recent change to record Dec 18 2002 11:28AM
User who most recently changed record NTSB\GIUV
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N2258F
NTSB Number FTW83IA053
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage None
Aircraft Fire Unknown
Aircraft Explosion Unknown
Aircraft Manufacturer's Full Name BELL
Aircraft Model 412
Aircraft Series Identifier 412
Aircraft Serial Number 33073
Certified Max Gross Weight 11600
Aircraft Category Helicopter
Aircraft Registration Class Unknown
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 12
Number of Engines 2
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection 77
Airframe Hours 1071
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name PETROLEUM HELICOPTERS, INC.
Aircraft Owner Street Address P.O. BOX 90808
Aircraft Owner City LAFAYETTE
Aircraft Owner State LA
Aircraft Owner Country
Aircraft Owner Zipcode 70549
Operator is an individual? --
Operator Name PETROLEUM HELICOPTERS, INC.
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address P.O. BOX 90808
Operator City LAFAYETTE
Operator State LA
Operator Country
Operator Zip code 70549
Operator Code
Owner has at least one certificate Yes - certificate holder
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 No
Departure Airport Code 0R3
Departure City ABBEVILLE
Departure State LA
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt crash at destination city
Destination Airport Code RNO
Destination City RENO
Destination State NV
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Sep 18 2002 4:50PM
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 --