Zelienople Muni Airport
Aircraft Accident/Incident Report

Zelienople, Pennsylvania 16063
Friday, August 2, 1985 14:30 EDT

NTSB Narrative Summary Released at Completion of Accident

A WITNESS REPORTED THAT WHEN THE ACFT WAS DEPARTING, THE TAKEOFF RUN & BEGINNING OF THE CLIMB APPEARED TO BE NORMAL. HOWEVER, AT ABOUT 300 TO 400 FT AGL, THE LEFT WING DROPPED & THE ACFT PIVOTED TO THE LEFT, THEN THE PLANE CRASHED IN A STEEP NOSE DOWN DESCENT. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 8/2/1985
Event Day of the Week Friday
Time of Event 1430
Event Time Zone Eastern Daylight Time
Event City ZELIENOPLE
Event State PENNSYLVANIA
Event Country --
Zipcode of the event site 16063
Event Date Year 1985
Event Date Month 8
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport ZELIENOPLE MUNI
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 900
Weather Briefing Completeness Unknown
Investigator's weather source Witness
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 0
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 23
Dew Point at event time (in degress fahrenheit) 8
Wind Direction (degrees magnetic) 60
Variable Wind Indicator Unknown
Wind Speed (knots) 6
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
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 2
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 2
Investigating Agency FAA
NTSB Docket Number (internal use) 1530
NTSB Notification Source --
NTSB Notification Date Aug 2 1985 12:00AM
NTSB Notification Time 1430
Fiche Number and/or location -used to find docket information 28905
Date of most recent change to record Sep 30 2004 2:26PM
User who most recently changed record NTSB\HAMG
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N85JP
NTSB Number NYC85FGM05
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire Ground
Aircraft Explosion None
Aircraft Manufacturer's Full Name JAMES POSTLEWAIT
Aircraft Model RV-4
Aircraft Series Identifier RV-4
Aircraft Serial Number 105
Certified Max Gross Weight 1500
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? Yes
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 Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection May 31 1985 12:00AM
Airframe hours since last inspection 97
Airframe Hours 125
ELT Installed Yes
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name JAMES POSTLEWAIT
Aircraft Owner Street Address RD 1
Aircraft Owner City ELLWOOD CITY
Aircraft Owner State PA
Aircraft Owner Country
Aircraft Owner Zipcode 16117
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
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) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1630
Departure Time Zone EDT
Destination Same as Local Flt --
Destination Airport Code BTP
Destination City BUTLER
Destination State PA
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 35
Runway Length 4560
Runway Width 75
Sight Seeing flight No
Air Medical Flight No
Medical Flight --