# NTSB investigations, DC: Enroute

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ENG17IA027](https://openairdocs.org/ntsb/ENG17IA027.md): Boeing 737 7H4 · Washington, DC · Incident · No injuries · Incident investigation · Final report · Jun 3, 2017 · N765SW · Minor damage
  > The failure the control alternator gearshaft, which disconnected the accessory gearbox from the rest of the engine and resulted in an uncommanded in-flight shutdown of the left engine and subsequent flight diversion. The control alternator gearshaft failed…
- [NTSB IAD97LA071](https://openairdocs.org/ntsb/IAD97LA071.md): Piper PA-23 · Washington, DC · Accident · Minor injuries · Limited investigation · Final report · May 2, 1997 · N1044P · Substantial damage
  > total loss of power on both engines due to fuel exhaustion as a result of the pilot's improper fuel consumption calculations.
- [NTSB BFO90LA043](https://openairdocs.org/ntsb/BFO90LA043.md): Boeing B-737 · Washington, DC · Accident · Serious injuries · Limited investigation · Final report · May 11, 1990 · N990UA · No damage
  > The aircraft encountered turbulence, resulting in injury to a flight attendant.
- [NTSB BFO89IA036](https://openairdocs.org/ntsb/BFO89IA036.md): Northrop T-38A · Washington, DC · Incident · No injuries · Incident investigation · Final report · May 15, 1989 · N920NS · 2 aircraft · No damage
  > Failure of the T-38 pilot (in the other aircraft) to follow the ATC clearance and to maintain the proper altitude. Factors related to the incident were: failure of air traffic control (ATC) personnel to recognize the T-38'S improper altitude in a timely…
- [NTSB BFO88IA065](https://openairdocs.org/ntsb/BFO88IA065.md): Cessna T210R · Washington, DC · Incident · No injuries · Incident investigation · Final report · Jul 2, 1988 · N6286U · Minor damage
  > Improper maintenance resulting in the routing of wire which caused an electrical short and inflight smoke.
- [NTSB CHI87IA026](https://openairdocs.org/ntsb/CHI87IA026.md): Boeing 757-251 · Washington, DC · Incident · No injuries · Incident investigation · Final report · Nov 6, 1986 · N516US · No damage
  > Drg an en route climb, aileron control (ctl) bcm progressively more stiff. At cruise alt, the autoplt disengaged & the ailerons would not move. Aileron ctl was restored after a dscnt below the freezing level. The acft was flown below the freezing lvl for the…
- [NTSB FTW84IA389](https://openairdocs.org/ntsb/FTW84IA389.md): Dassault/Sud FAN JET Falcon · Washington, DC · Incident · No injuries · Incident investigation · Final report · Sep 8, 1984 · N460MC · No damage
  > Aprx 1-1/2 hrs after take-off, the capt took sinus medication. Aprx 30 minutes later, he complained of a headache, took tylenol & alka seltzer & went to the cabin to lie down. The capt was incapacitated for the rest of the flt. The coplt & a plt rated pax…
- [NTSB DCA82IA031](https://openairdocs.org/ntsb/DCA82IA031.md): Boeing 727 · Washington, DC · Incident · Serious injuries · Incident investigation · Final report · Sep 3, 1982 · N288WA · No damage
  > The announcement of the possibility of turbulence during the descent and approach was made. During the lulls in the turbulence the cabin attendants were attending their duties and were hurt when intermittent jolts of rough air were encountered while two of…
- [NTSB ATL82IA038](https://openairdocs.org/ntsb/ATL82IA038.md): de Havilland DHC-6-300 · Washington, DC · Incident · No injuries · Incident investigation · Final report · Jan 20, 1982 · N9240N · Minor damage
  > Aircraft was being ferried to Washington, DC following rework in toronto, Canada. During letdown in IFR conditions and moderate icing, pilot noticed a glow on the right wing. As he leaned over to check it, the right engine fire warning light and fire bell…
- [NTSB ATL81FIA06](https://openairdocs.org/ntsb/ATL81FIA06.md): Hughes 269C · Washington, DC · Accident · No injuries · Closed · May 4, 1981 · N7447F · Substantial damage
- [NTSB ATL80FA073](https://openairdocs.org/ntsb/ATL80FA073.md): Hughes 269B · Washington, DC · Accident · Serious injuries · Closed · Jul 12, 1980 · N9482F · Substantial damage
- [NTSB DCA80IA014](https://openairdocs.org/ntsb/DCA80IA014.md): Douglas DC-9 · Washington, DC · Incident · Minor injuries · Closed · Mar 20, 1980 · N943VJ · No damage
- [NTSB IAD79IA066](https://openairdocs.org/ntsb/IAD79IA066.md): Beech 65-80 · Washington, DC · Incident · No injuries · Closed · Aug 7, 1979 · N99FA · Minor damage
- [NTSB IAD78IA085](https://openairdocs.org/ntsb/IAD78IA085.md): Douglas DC-9 · Washington, DC · Incident · No injuries · Closed · Jul 26, 1978 · N943 · 2 aircraft · No damage
- [NTSB IAD78IA040](https://openairdocs.org/ntsb/IAD78IA040.md): Douglas DC-9 · Washington, DC · Incident · No injuries · Closed · Feb 10, 1978 · N8953E · No damage
- [NTSB DCA77IA021](https://openairdocs.org/ntsb/DCA77IA021.md): Boeing 737 · Washington, DC · Incident · No injuries · Closed · Jun 17, 1977 · N754 · No damage
- [NTSB IAD75II005](https://openairdocs.org/ntsb/IAD75II005.md): Piper PA-34 · Washington, DC · Incident · No injuries · Closed · Aug 2, 1974 · N1067U · Minor damage
- [NTSB IAD74D1A01](https://openairdocs.org/ntsb/IAD74D1A01.md): Bell 47G4A · Washington, DC · Accident · Minor injuries · Closed · Jul 4, 1974 · N21MP · Substantial damage
- [NTSB NYC74IN087](https://openairdocs.org/ntsb/NYC74IN087-173503.md): Boeing 727 · Washington, DC · Incident · No injuries · Closed · Apr 5, 1974 · N1648 · No damage
- [NTSB IAD74AI047](https://openairdocs.org/ntsb/IAD74AI047.md): Boeing 727 · Washington, DC · Accident · No injuries · Closed · Aug 8, 1973 · N1728T · Substantial damage
- [NTSB IAD73FIA13](https://openairdocs.org/ntsb/IAD73FIA13.md): Bell 47G-4A · Washington, DC · Accident · Serious injuries · Closed · Apr 5, 1973 · N7949J · Substantial damage
- [NTSB NYC73IN001](https://openairdocs.org/ntsb/NYC73IN001.md): Douglas DC-9 · Washington, DC · Incident · No injuries · Closed · Jul 1, 1972 · N8944 · No damage
- [NTSB NYC72FIA17](https://openairdocs.org/ntsb/NYC72FIA17.md): Bell 47G-4A · Washington, DC · Accident · Minor injuries · Closed · Mar 23, 1972 · N7949J · Substantial damage
- [NTSB IAD71II056](https://openairdocs.org/ntsb/IAD71II056.md): Nihon YS-11A · Washington, DC · Incident · No injuries · Closed · Jun 3, 1971 · N224P · Minor damage
- [NTSB IAD71FIA18](https://openairdocs.org/ntsb/IAD71FIA18.md): Hughes 269A · Washington, DC · Accident · Serious injuries · Closed · Apr 9, 1971 · N8754F · Destroyed
- [NTSB IAD71II039](https://openairdocs.org/ntsb/IAD71II039.md): Boeing 727 · Dulles Int Apt, DC · Incident · No injuries · Closed · Feb 15, 1971 · N7644U · No damage
- [NTSB IAD71II034](https://openairdocs.org/ntsb/IAD71II034.md): Boeing 747 · Dulles Int Apt, DC · Incident · No injuries · Closed · Jan 17, 1971 · N4710U · Minor damage
- [NTSB IAD71II042](https://openairdocs.org/ntsb/IAD71II042.md): Boeing 747 · Washington, DC · Incident · No injuries · Closed · Dec 30, 1970 · N731PA · Minor damage
- [NTSB IAD70I0006](https://openairdocs.org/ntsb/IAD70I0006.md): Boeing 727 · Washington, DC · Incident · No injuries · Closed · Jul 20, 1969 · N1974 · No damage
- [NTSB DIA69I0063](https://openairdocs.org/ntsb/DIA69I0063.md): Boeing 727 · Washington, DC · Incident · No injuries · Closed · May 9, 1969 · N7279 · No damage
- [NTSB DIA68F0101](https://openairdocs.org/ntsb/DIA68F0101.md): Globe GC-1B · Anacostia, DC · Accident · No injuries · Closed · Oct 25, 1967 · N3777K · Substantial damage
- [NTSB UNK65X0905](https://openairdocs.org/ntsb/UNK65X0905.md): Grumman G159 · Washington, DC · Incident · No injuries · Closed · Dec 2, 1964 · N376 · No damage

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
  crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
  current_codes AS (
    SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
      row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
    FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
    WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
      AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
  ),
  phases AS (
    SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
    FROM current_codes WHERE n = 1
    UNION ALL
    SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
    FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
    WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
  ),
  case_phases AS (
    SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
    FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
    LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
    WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
  )
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'DC' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/400/cases?state=DC

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.