Mercedes Airfield Airport
Aircraft Accident/Incident Report

Mercedes Argentina
Monday, November 21, 2011 13:20 UTC

NTSB Narrative Summary Released at Completion of Accident

On November 21, 2011, about 1320 coordinated universal time, a Piper PA-28-236, Argentine Air Force designation PF-449, and a Cessna 152, Argentine registration LV-OOF, collided while on approach to Mercedes Airfield (MRD), Mercedes, Buenos Aires Province, Argentina. The flight instructor and the pilot receiving instruction aboard the Cessna were fatally injured, while the 2 military pilots aboard the Piper were not injured. Both flights were conducted under Argentine flight regulations. The investigation is under the direction of the Argentine Republic. For further information contact: Junta de Investigaciones de Accidentes de Aviación Civil 1370 Belgrano Avenue 11th Floor Buenos Aires, República Argentina C1093AAO Fax - 54-11-4381-6333 Email - jiaaci@speedy.com.ar This report is for informational purposes, and only contains information that was released by the Argentine Republic.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 11/21/2011
Event Day of the Week Monday
Time of Event 1320
Event Time Zone Coordinated Universal Time? Same as GMT
Event City Mercedes
Event State --
Event Country ARGENTINA
Zipcode of the event site --
Event Date Year 2011
Event Date Month 11
MidAir Collision Indicator Yes
On Ground Collision occurred ? --
Event Location Latitude 343858S
Event Location Longitude 0592702W
Event Location Airport Mercedes Airfield
Event Location Nearest Airport ID MRD
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness --
Investigator's weather source Unknown
Time of the weather observation
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID --
Elevation of weather observation facility --
Distance of event from weather observation facility (units?) --
Time Zone of the weather observation --
Lighting Conditions --
Lowest Ceiling Height --
Lowest Non-Ceiling Height --
Sky/Lowest/Cloud Conditions --
Sky Condition for Lowest Ceiling --
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) --
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) --
Variable Wind Indicator --
Wind Speed (knots) --
Wind Velocity Indicator --
Wind Gust Indicator --
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation --
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries --
On Ground, Minor Injuries --
On Ground, Serious Injuries --
Injury Total Fatal 2
Injury Total Minor --
Injury Total None 2
Injury Total Serious --
Injury Total All 2
Investigating Agency Foreign
NTSB Docket Number (internal use) --
NTSB Notification Source JIAAC (Argentina)
NTSB Notification Date --
NTSB Notification Time --
Fiche Number and/or location -used to find docket information --
Date of most recent change to record Nov 30 2011 3:24PM
User who most recently changed record kenj
Basic weather conditions --
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft #2

Aircraft Registration Number -- --
NTSB Number ERA12WA089A ERA12WA089B
Missing Aircraft Indicator -- --
Federal Aviation Reg. Part Non-U.S., Non-Commercial Non-U.S., Non-Commercial
Type of Flight Plan filed Unknown Unknown
Flight plan Was Activated? -- --
Damage Minor Substantial
Aircraft Fire None None
Aircraft Explosion -- None
Aircraft Manufacturer's Full Name PIPER CESSNA
Aircraft Model PA-28-236 152
Aircraft Series Identifier -- --
Aircraft Serial Number -- 152-84645
Certified Max Gross Weight -- --
Aircraft Category -- --
Aircraft Registration Class -- --
Aircraft is a homebuilt? No No
Flight Crew Seats -- --
Cabin Crew Seats -- --
Passenger Seats -- --
Total number of seats on the aircraft -- --
Number of Engines -- --
Fixed gear or retractable gear Fixed Fixed
Aircraft, Type of Last Inspection -- --
Date of Last Inspection -- --
Airframe hours since last inspection -- --
Airframe Hours -- --
ELT Installed Unknown Unknown
ELT Activated Unknown Unknown
ELT Aided Location of Event Site Unknown Unknown
ELT Type -- --
Aircraft Owner Name Argentina Air Force --
Aircraft Owner Street Address -- --
Aircraft Owner City -- --
Aircraft Owner State -- --
Aircraft Owner Country AR AR
Aircraft Owner Zipcode -- --
Operator is an individual? No No
Operator Name -- --
Operator Same as Owner? No No
Operator Is Doing Business As -- --
Operator Address Same as Owner? No No
Operator Street Address -- --
Operator City -- --
Operator State -- --
Operator Country AR AR
Operator Zip code -- --
Operator Code -- --
Owner has at least one certificate None None
Other Operator of large aircraft? No No
Certified for Part 133 or 137 Operation -- --
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) Public Use Instructional
Second Pilot on Board No No
Departure Point Same as Event No No
Departure Airport Code -- --
Departure City -- --
Departure State -- --
Departure Country USA USA
Departure Time -- --
Departure Time Zone -- --
Destination Same as Local Flt crash at destination city --
Destination Airport Code MRD --
Destination City Mercedes --
Destination State -- --
Destination Country AR USA
Specific Phase of Flight -- --
Report sent to ICAO? -- --
Evacuation occurred -- --
Date of most recent change to record Nov 30 2011 3:24PM Nov 30 2011 3:24PM
User who most recently changed record kenj kenj
Since inspection or accident -- --
Event Location Runway Number and Location -- N/A
Runway Length -- --
Runway Width -- --
Sight Seeing flight No No
Air Medical Flight No No
Medical Flight -- --