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Accidents · NTSB DCA17WA166 · Preliminary: the investigation is not finished

Boeing 747-87UF incident near Narita, Jp, July 15, 2017

On July 15, 2017 at about 10:41 pm local time, a Boeing 747-87UF, registered N852GT, suffered minor damage in an incident during takeoff near Narita. It was flown under scheduled airline rules (Part 121). The NTSB record does not give the injuries.

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this incident. Investigations usually take one to two years; this page updates when the final report is released.

Source: NTSB aviation accident database, copy made November 2, 2026. Docket and reports at the NTSB.

What the record shows

Date
July 15, 2017 · about 10:41 pm local time · cases in 2017
Place
Narita, Japan
Type
Incident
Injuries
The NTSB record does not give the injuries.
Weather
not recorded
Aircraft
Boeing 747-87UF 87UF · all 747-87UFs on the register
Registration
N852GT · registry record · serial 37571
Damage
Minor damage
Flight
Flight · scheduled airline rules (Part 121)

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

The Japan Transport Safety Board (JTSB) has notified the NTSB of a serious incident involving a BOEING 747-87UF airplane that occurred on July 15, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Japan's investigation under the provisions of ICAO Annex 13.All investigative information will be released by the JTSB.

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

What happened, in order

  1. Runway excursion during takeoff defining event

The aircraft

  • Landing gear: retractable
  • Engine 1: Ge GENX-2B67B; 0 hours total
  • Engine 2: Ge GENX-2B67B; 0 hours total
  • Engine 3: Ge GENX-2B67B; 0 hours total
  • Engine 4: Ge GENX-2B67B; 0 hours total
  • Operator: Atlas Air

The flight

  • A second pilot was aboard

Weather at the time

  • Temperature: 0°F (-18°C), dew point 0°F (-18°C)

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

The NTSB has not released the docket for this case yet. The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), is usually released when the investigation is nearly complete, and the list here is refreshed when it appears. Check at the NTSB.

Other NTSB records under N852GT the same tail number, which may have belonged to a different aircraft at the time

2026-02-08DCA26WA132 · incident near Sao Paulo, outside the U.S.

Connections how this case links to the rest of the register

Aircraft
Record

The whole map of how records connect · these connections as data: /graph/accident/DCA17WA166.json.

The bigger picture in Aviation Analytics: accidents over time since 1982, by model, by phase of flight and conditions, by place and on the map.

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 does not name anyone involved, its policy at this time. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.