Allegheny County Airport
Aircraft Accident/Incident Report

West Mifflin, Pennsylvania 15122
Wednesday, December 28, 1983 23:56 EST

NTSB Narrative Summary Released at Completion of Accident

DURING THE COCKPIT PREFLIGHT THE PLT NOTICED AN UNSAFE NOSE GEAR INDICATION. THE PLT CHECKED THE NOSE GEAR & COULD SEE NOTHING UNUSUAL, & CONCLUDED THAT THERE WAS A FAULTY INDICATING SYSTEM. DURING ROTATION THE NOSE GEAR COLLAPSED & THIS ACFT SLID DOWN THE RUNWAY. AFTER THE ACCIDENT THE ACFT WAS PLACED ON JACKS & NO MALFUNCTIONS OF THE LANDING GEAR SYSTEM WAS FOUND. HOWEVER, THE NOSE GEAR LEG, BRACES, & LOCKING MECHANISM WAS FOUND HEAVILY COATED WITH GREASE & SAND.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 12/28/1983
Event Day of the Week Wednesday
Time of Event 2356
Event Time Zone Eastern Standard Time
Event City WEST MIFFLIN
Event State PENNSYLVANIA
Event Country --
Zipcode of the event site 15122
Event Date Year 1983
Event Date Month 12
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport ALLEGHENY COUNTY
Event Location Nearest Airport ID AGC
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 1252
Weather Briefing Completeness Not pertinent
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 Night/Dark
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
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) -2
Dew Point at event time (in degress fahrenheit) -9
Wind Direction (degrees magnetic) 150
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) --
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) 2266
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 22606
Date of most recent change to record Jan 2 2001 9:16AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N14360
NTSB Number NYC84LA062
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-23-250
Aircraft Series Identifier PA-23-250
Aircraft Serial Number 27-7304945
Certified Max Gross Weight 5200
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 4
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Dec 19 1983 12:00AM
Airframe hours since last inspection --
Airframe Hours 7365
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name COLUMBUS AIR TRANSPORT
Aircraft Owner Street Address 725 N. HAMILTON ROAD
Aircraft Owner City COLUMBUS
Aircraft Owner State OH
Aircraft Owner Country
Aircraft Owner Zipcode
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) Business
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 2355
Departure Time Zone EST
Destination Same as Local Flt --
Destination Airport Code
Destination City BURKE LAKEFRONT
Destination State OH
Destination Country
Specific Phase of Flight Takeoff
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 28
Runway Length 6500
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --