Aircraft Accident/Incident Report

Chickamauga, Georgia 30707
Friday, June 7, 1991 16:45 EDT

NTSB Narrative Summary Released at Completion of Accident

A T-37 AND AN A-26 COLLIDED IN FLIGHT AT 9500 FEET MSL WHILE PRACTICING AN ACROBATIC MANEUVER. THE MANEUVER REQUIRED THE T-37 TO PASS UNDER THE RIGHT WING OF THE A-26, AND TERMINATE THE MANEUVER WITH A ROLL. ACCORDING TO THE A-26 PILOT, THE FIRST FLY-BY WAS COMPLETED OUTBOARD THE RIGHT WING WITHOUT INCIDENT. BUT, ON THE SECOND ATTEMPT, THE A-26 PILOT NOTICED THAT THE RUDDER AND A PORTION OF THE RIGHT RUDDER AND HORIZONTAL STABILATOR WERE MISSING AS THE AIRPLANE EMERGED FROM BENEATH THE RIGHT WING. EXAMINATION OF THE A-26 AND RECOVERED COMPONENTS INDICATED CRUSH AND IMPACT DAMAGE FROM CONTACT WITH THE RIGHT PROPELLER OF THE A26. THE A-37 CRASHED AND BURNED.

NTSB Probable Cause Narrative

THE T-37 PILOT MISJUDGED THE CLEARANCE BETWEEN HIS AIRCRAFT AND THE A-26.

Event Information

Type of Event Accident
Event Date 6/7/1991
Event Day of the Week Friday
Time of Event 1645
Event Time Zone Eastern Daylight Time
Event City CHICKAMAUGA
Event State GEORGIA
Event Country --
Zipcode of the event site 30707
Event Date Year 1991
Event Date Month 6
MidAir Collision Indicator Yes
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 --
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1651 Eastern Daylight Time
Direction of event from weather observation facility (degrees) 360
Weather Observation Facility ID CHA
Elevation of weather observation facility 682
Distance of event from weather observation facility (units?) 25
Time Zone of the weather observation EDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 6000
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) 28
Dew Point at event time (in degress fahrenheit) 11
Wind Direction (degrees magnetic) 50
Variable Wind Indicator Unknown
Wind Speed (knots) 7
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 6
Injury Total Serious --
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 1698
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 45575
Date of most recent change to record Dec 12 2000 10:16AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft #2

Aircraft Registration Number N120DB N9150
NTSB Number ATL91FA108A ATL91FA108B
Missing Aircraft Indicator N N
Federal Aviation Reg. Part Part 91: General Aviation Part 91: General Aviation
Type of Flight Plan filed None None
Flight plan Was Activated? -- --
Damage Destroyed Minor
Aircraft Fire Ground None
Aircraft Explosion None None
Aircraft Manufacturer's Full Name CESSNA DOUGLAS
Aircraft Model T37B A-26B
Aircraft Series Identifier T37B A-26B
Aircraft Serial Number 563480C40053 28045
Certified Max Gross Weight 6100 35000
Aircraft Category Airplane Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No No
Flight Crew Seats -- --
Cabin Crew Seats -- --
Passenger Seats -- --
Total number of seats on the aircraft 2 8
Number of Engines 2 2
Fixed gear or retractable gear Retractable Retractable
Aircraft, Type of Last Inspection AAIP AAIP
Date of Last Inspection May 18 1991 12:00AM Dec 26 1990 12:00AM
Airframe hours since last inspection -- 30
Airframe Hours -- 7665
ELT Installed No Yes
ELT Activated No Yes
ELT Aided Location of Event Site No No
ELT Type -- --
Aircraft Owner Name BRADY, DAVID F. BRADY, DAVID F.
Aircraft Owner Street Address 117 ALLISON CIRCLE 117 ALLISON CIRCLE
Aircraft Owner City CARTERSVILLE CARTERSVILLE
Aircraft Owner State GA GA
Aircraft Owner Country
Aircraft Owner Zipcode 30120 30120
Operator is an individual? -- --
Operator Name BRADY, DAVID F. BRADY, DAVID F.
Operator Same as Owner? Yes Yes
Operator Is Doing Business As -- --
Operator Address Same as Owner? Yes Yes
Operator Street Address 117 ALLISON CIRCLE 117 ALLISON CIRCLE
Operator City CARTERSVILLE CARTERSVILLE
Operator State GA GA
Operator Country
Operator Zip code 30120 30120
Operator Code
Owner has at least one certificate None None
Other Operator of large aircraft? No No
Certified for Part 133 or 137 Operation Unknown 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 Personal
Second Pilot on Board No No
Departure Point Same as Event No No
Departure Airport Code GAO GAO
Departure City CARTERSVILLE CARTERSVILLE
Departure State GA GA
Departure Country
Departure Time 1630 1630
Departure Time Zone EDT EDT
Destination Same as Local Flt -- --
Destination Airport Code RNC RNC
Destination City MCMINNVILLE MCMINNVILLE
Destination State TN TN
Destination Country
Specific Phase of Flight Maneuvering Cruise
Report sent to ICAO? -- --
Evacuation occurred -- --
Date of most recent change to record Jan 2 2001 10:35AM Jan 2 2001 10:35AM
User who most recently changed record dbo dbo
Since inspection or accident -- --
Event Location Runway Number and Location 0 0
Runway Length -- --
Runway Width -- --
Sight Seeing flight No No
Air Medical Flight No No
Medical Flight -- --