Aircraft Accident/Incident Report

Houma, Louisiana 70301
Monday, July 29, 1985 17:01 CDT

NTSB Narrative Summary Released at Completion of Accident

THE PLT LANDED AT A MICROWAVE ANTENNA TOWER AND DID NOT SHUT DOWN THE ENG OR DEPLANE. AN EMPLOYEE AT THE TOWER RETRIEVEDCARGO FROM THE HELICOPTER (A SMALL BOX OF PARTS) AND WENT BACK INSIDE THE TOWER BUILDING. SHORTLY THEREAFTER, THE PLT APPARENTLY INITIATED HIS TAKEOFF IN A DIRECTION WHICH WOULD TAKE THE HELICPOTER UNDERNEATH ON OF THE TOWER GUY WIRES. THE MAIN ROTOR BLADES CONTACTED AND SEPARATED ONE OF THE GUY WIRES. THE HELICOPTER THEN DESCENDED TO GROUND IMPACT. THE HELICOPTER'S SKIDS WERE ABOUT 30 FT AGL WHEN THE MAIN ROTOR CONTACTED THE WIRE. INVESTIGATION REVEALED THAT HAD THE PLT COMPLETED THE ACCIDENT FLT HE WOULD HAVE ARRIVED HOME LATER THAN HE INTENDED.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 7/29/1985
Event Day of the Week Monday
Time of Event 1701
Event Time Zone Central Daylight Time
Event City HOUMA
Event State LOUISIANA
Event Country --
Zipcode of the event site 70301
Event Date Year 1985
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 0
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
Time of the weather observation 1648 Central Daylight Time
Direction of event from weather observation facility (degrees) 145
Weather Observation Facility ID HUM
Elevation of weather observation facility 10
Distance of event from weather observation facility (units?) 4
Time Zone of the weather observation CDT
Lighting Conditions Day
Lowest Ceiling Height 10000
Lowest Non-Ceiling Height 2500
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) 7
Air Temperature at event time (in degrees celsius) -18
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 230
Variable Wind Indicator Unknown
Wind Speed (knots) 4
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
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 NTSB
NTSB Docket Number (internal use) 2289
NTSB Notification Source --
NTSB Notification Date Jul 29 1985 12:00AM
NTSB Notification Time 1921
Fiche Number and/or location -used to find docket information 29655
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N3607C
NTSB Number FTW85FA300
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed Company VFR
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name S.N.I.A.S.
Aircraft Model AS350D ASTAR
Aircraft Series Identifier AS350D AST
Aircraft Serial Number 1244
Certified Max Gross Weight 4190
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 6
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection AAIP
Date of Last Inspection Jul 25 1985 12:00AM
Airframe hours since last inspection 16
Airframe Hours 4252
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 PO BOX 90808
Aircraft Owner City LAFAYETTE
Aircraft Owner State LA
Aircraft Owner Country
Aircraft Owner Zipcode 70509
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 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) Positioning
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City HOUMA
Departure State LA
Departure Country
Departure Time 1700
Departure Time Zone CDT
Destination Same as Local Flt --
Destination Airport Code LFT
Destination City LAFAYETTE
Destination State LA
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 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --