Aircraft Accident/Incident Report

Hanceville, Alabama
Tuesady, March 11, 1986 17:16 CST

NTSB Narrative Summary Released at Completion of Accident

WHILE ENROUTE TO BIRMINGHAM THE PILOT EXPERIENCED A COMPLETE POWER FAILURE WHEN NO. 2 CYLINDER SEPARATED FROM THE ENGINE ASSEMBLY. THE PILOT ATTEMPTED TO MAKE AN EMERGENCY LANDING ON INTERSTATE 65 NEAR HANCEVILLE, AL, AND THE AIRCRAFTCOLLIDED WITH AN EMBANKMENT ADJACENT TO THE SOUTHBOUND LANES. THE INVESTIGATION DETERMINED THAT THE AIRCRAFT HAD EXPERIENCED SEVERE ENGINE VIBRATIONS TWICE WITHIN THE THREE MONTHS PRIOR TO THE ACCIDENT. ON BOTH OCCURRENCES THE CYLINDERS WERE OVERHAULED AND THE AIRCRAFT RETURNED TO SERVICE. THE MAINTENANCE PERSONNEL WHO REPAIRED THE ENGINE STATED THAT HE DID NOT FOLLOW THE PROCEDURES AS OUTLINED IN THE ENGINE SERVICE MANUAL. THE FAILURE TO RETORQUE AND INSPECT THE ENGINE ASSEMBLY CAUSED THE OTHER CYLINDERS STUDS TO LOOSEN AND EVENTUAL NO. 2 CYLINDER FAILURE.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 3/11/1986
Event Day of the Week Tuesday
Time of Event 1716
Event Time Zone Central Standard Time
Event City HANCEVILLE
Event State ALABAMA
Event Country --
Zipcode of the event site
Event Date Year 1986
Event Date Month 3
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 Not pertinent
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 25000
Lowest Non-Ceiling Height 25000
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
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) 23
Dew Point at event time (in degress fahrenheit) 15
Wind Direction (degrees magnetic) 160
Variable Wind Indicator Unknown
Wind Speed (knots) 8
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
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 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 530
NTSB Notification Source --
NTSB Notification Date Mar 12 1986 12:00AM
NTSB Notification Time 1455
Fiche Number and/or location -used to find docket information 30829
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 N74HB
NTSB Number ATL86LA089
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-28R-200
Aircraft Series Identifier PA-28R-200
Aircraft Serial Number 28R-7135080
Certified Max Gross Weight 2900
Aircraft Category Airplane
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 2
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Mar 5 1986 12:00AM
Airframe hours since last inspection 61
Airframe Hours 3765
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name CONDOR AERO SERVICES
Aircraft Owner Street Address 4100 65TH ST.
Aircraft Owner City BIRMINGHAM
Aircraft Owner State AL
Aircraft Owner Country
Aircraft Owner Zipcode 35206
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 Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code
Departure City HUNTSVILLE
Departure State AL
Departure Country
Departure Time 1644
Departure Time Zone CST
Destination Same as Local Flt --
Destination Airport Code
Destination City BIRMINGHAM
Destination State AL
Destination Country
Specific Phase of Flight Landing
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 --