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Accidents · NTSB IAD99FA051 · Final report

Cessna 172P accident near Gaithersburg, Maryland, June 28, 1999

On June 28, 1999 at about 2:05 pm local time, a Cessna 172P, registered N62284, was substantially damaged in an accident near Gaithersburg, Maryland (Montgomery County Airpark airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 3 people were on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

was the pilot's failure to obtain the proper rotation speed and his subsequent loss of directional control. A factor in the accident was the improper setting of the elevator trim.

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

What the record shows

Date
June 28, 1999 · about 2:05 pm local time
Place
Gaithersburg, Maryland · Montgomery County Airpark · map
Type
Accident
Injuries
No one was hurt; 3 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 172P · all 172Ps on the register
Registration
N62284 · no longer on the register · serial 17275245
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

The pilot flew a 30-minute flight, landed, and taxied back for another takeoff. The airplane began the takeoff roll at the maximum allowable gross weight. The pilot rotated at 50 knots, 5 knots below the manufacturer's recommended rotation speed. The airplane pitched up and rotated to the left. The pilot said he maintained full power and attempted to regain directional control. He said, 'I did not want to change the throttle; I wanted to fly the airplane out of trouble.' The airplane departed the left side of the runway and collided with trees. Examination of the airplane revealed the elevator trim was set in the full nose-up position. The pilot reported there were no mechanical deficiencies with the airplane.

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 from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: private
  • Ratings: single-engine land
  • Flight time: 221 hours in all; 114 in this make and model; 4 in the last 90 days; 3 in the last 30 days; 174 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 6,169 hours
  • Last inspection: annual inspection, October 1, 1998; 456 hours since
  • Maximum gross weight: 2,407 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O-230-D2J (piston); 0 hours total

The flight

  • Departed from: GAI at 2:05 pm
  • Flight plan: none
  • Runway 32, 4,200 ft by 75 ft

Weather at the time

  • Light: daylight
  • Wind: from 210° at 4 knots
  • Visibility: 10 statute miles
  • Sky: overcast at 1,300 ft; not recorded
  • Temperature: 77°F (25°C), dew point 72°F (22°C)
  • Altimeter: 29.00 inHg
  • Observation at 2:16 pm from GAI

Injuries

FatalSeriousMinorNone
Crew1
Passengers2

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.

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.