Allegheny Co. Airport
Aircraft Accident/Incident Report

W.Mifflin, Pennsylvania 15122
Saturday, April 15, 1989 13:10 EDT

NTSB Narrative Summary Released at Completion of Accident

BOTH THE NOSE GEAR AND THE LEFT MAIN GEAR COLLAPSED DURING LANDING. DAMAGE TO THE LEFT WING AND NOSE SECTION OF THE AIRPLANE INDICATED THAT A HARD LANDING WAS MADE.

NTSB Probable Cause Narrative

THE IMPROPER LEVEL OFF OF THE AIRCRAFT BY THE PILOT WHICH RESULTED IN A HARD LANDING AND SUBSEQUENT GEAR COLLAPSE.

Event Information

Type of Event Accident
Event Date 4/15/1989
Event Day of the Week Saturday
Time of Event 1310
Event Time Zone Eastern Daylight Time
Event City W.MIFFLIN
Event State PENNSYLVANIA
Event Country --
Zipcode of the event site 15122
Event Date Year 1989
Event Date Month 4
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport ALLEGHENY CO.
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 Unknown
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 Day
Lowest Ceiling Height 4500
Lowest Non-Ceiling Height 4500
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) 7
Air Temperature at event time (in degrees celsius) 9
Dew Point at event time (in degress fahrenheit) 8
Wind Direction (degrees magnetic) 200
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
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 3
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 1230
NTSB Notification Source --
NTSB Notification Date Apr 17 1989 12:00AM
NTSB Notification Time 1040
Fiche Number and/or location -used to find docket information 39479
Date of most recent change to record Dec 13 2000 12:37PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N8468H
NTSB Number NYC89LA118
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-34-220T
Aircraft Series Identifier PA-34-220T
Aircraft Serial Number 34-8233038
Certified Max Gross Weight 4750
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 6
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection Jan 4 1989 12:00AM
Airframe hours since last inspection 93
Airframe Hours 3057
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name CARLIN INVESTMENT CO.
Aircraft Owner Street Address 2500 CORPORATE EXCHANGE PL
Aircraft Owner City COLUMBUS
Aircraft Owner State OH
Aircraft Owner Country
Aircraft Owner Zipcode 43229
Operator is an individual? --
Operator Name CARLIN INVESTIMENT CO.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 2506 CORPORATE EXEC. DR.
Operator City COLUMBUS
Operator State OH
Operator Country
Operator Zip code 43229
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) Executive/Corporate
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code CMH
Departure City COLUMBUS
Departure State OH
Departure Country
Departure Time 1200
Departure Time Zone EDT
Destination Same as Local Flt --
Destination Airport Code AGC
Destination City W.MIFFLIN
Destination State PA
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 25
Runway Length 5000
Runway Width 50
Sight Seeing flight No
Air Medical Flight No
Medical Flight --