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Accidents · NTSB ATL99FA132 · Final report

Continental Copters TOMCAT MK5A and Texas Helicopter OH-13E/M74 mid-air collision near Heflin, Alabama, September 16, 1999

On September 16, 1999 at about 12:30 pm local time, 2 aircraft, Continental Copters TOMCAT MK5A (N9010T) and Texas Helicopter OH-13E/M74 (N38099), were involved in a mid-air collision near Heflin, Alabama. 2 people were killed. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The pilot of N9010T's failure to maintain visual lookout while maneuvering, resulting in a midair collision with N30899. A factor was the sun glare.
The pilot of N9010T's failure to maintain visual lookout while maneuvering, resulting in a midair collision with N30899. A factor was the sun glare.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
September 16, 1999 · about 12:30 pm local time
Place
Heflin, Alabama · map
Type
Accident · mid-air collision
Injuries
2 people were killed.
Weather
visual conditions (good weather)
Aircraft 1
Continental Copters TOMCAT MK5A TOMCAT MK5
Registration
N9010T · registry record · serial CCI-74-3
Damage
Destroyed
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)
Aircraft 2
Texas Helicopter OH-13E/M74
Registration
N38099 · no longer on the register · serial 77-006
Damage
Destroyed
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

The NTSB's narrative for the Continental Copters TOMCAT MK5A final · quoted from the NTSB record

N38099 was flying southbound at 150 ft. agl spraying herbicides. N9010T had just taken off from a flatbed truck heading north behind a gathering of trees 100 ft. tall. N9010T climb over the trees to an altitude of 150 ft. at a speed of 35 mph. He then turned east into the sun, directly into the flight path of N38099. Within seconds, N9010T collided with N38099, impacting it on its lower right side. Immediately after impacting, both helicopters descended to the ground and came to rest 100 yards apart.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The NTSB's narrative for the Texas Helicopter OH-13E/M74 final · quoted from the NTSB record

See narrative for ATL-99-FA-132A.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record for the Continental Copters TOMCAT MK5A from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: commercial pilot
  • Ratings: multi-engine land; single-engine land; rotorcraft: helicopter
  • Flight time: 26,000 hours in all
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: ctr

The aircraft

  • Last inspection: annual inspection, November 23, 1998
  • Maximum gross weight: 2,350 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Lycoming VO-435-A1F (piston); 0 hours total

The flight

  • Departed from: NONE AL at 12:25 pm
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 140° at 8 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 66°F (19°C), dew point 43°F (6°C)
  • Altimeter: 29.00 inHg
  • Observation at 12:53 pm from ANB, 16 miles away

Injuries

FatalSeriousMinorNone
Crew1

The factual record for the Texas Helicopter OH-13E/M74 from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: commercial pilot
  • Ratings: multi-engine land; single-engine land; instructor: airplane single-engine; instructor: instrument airplane; instrument: airplane; rotorcraft: helicopter
  • Flight time: 2,500 hours in all
  • Medical certificate: Class 2 (valid medical--no waivers/lim.)
  • Seat: ctr

The aircraft

  • Last inspection: annual inspection, July 20, 1999
  • Maximum gross weight: 1,500 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Lycoming VO-435-A1F (piston); 0 hours total

The flight

  • Departed from: NONE AL
  • Flight plan: none
  • Runway 0

Injuries

FatalSeriousMinorNone
Crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Other NTSB records under N9010T the same tail number, which may have belonged to a different aircraft at the time

2012-06-09CEN12LA349 · accident near Spring Valley, OH · substantial damage · fatal
1991-09-18MIA91LA220 · accident near Bay Springs, MS · substantial damage · no injuries

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.