# NTSB investigations: 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.

Page 286 of 718 · 35,885 cases

## Cases, newest first

- [NTSB NYC89FA146](https://openairdocs.org/ntsb/NYC89FA146.md): Cessna T210N · Hubbardston, MA · Accident · 1 fatal · Field investigation · Final report · Jun 12, 1989 · N212FS · 2 aircraft · Substantial damage
  > Failure of both pilots to see-and-avoid (attain visual lookout for) conflicting traffic.
- [NTSB FTW89LA113](https://openairdocs.org/ntsb/FTW89LA113.md): Cessna 152 · Kaufman, TX · Accident · No injuries · Limited investigation · Final report · Jun 11, 1989 · N24258 · Substantial damage
  > Student pilot inadvertently becoming lost/disoriented and exhausting the fuel in the fuel system.
- [NTSB ATL89FA158](https://openairdocs.org/ntsb/ATL89FA158.md): Balloon Works Firefly 8B · Garner, NC · Accident · 3 fatal · Field investigation · Final report · Jun 11, 1989 · N37141 · Substantial damage
  > Improper planning/decision by the pilot, and his delay in initiating a climb as the Balloon converged on the tv tower.
- [NTSB ATL89DKJ05](https://openairdocs.org/ntsb/ATL89DKJ05.md): Hadley Teenie TWO · Guntersville, AL · Accident · Minor injuries · Final report · Jun 11, 1989 · N8203 · Destroyed
  > Undetermined. Factors related to the accident were: lack of a suitable landing area, high obstructions, and a dirt bank.
- [NTSB LAX89FA212](https://openairdocs.org/ntsb/LAX89FA212.md): Hughes 269C · Rainbow Valley, CA · Accident · 2 fatal · Field investigation · Final report · Jun 10, 1989 · N58323 · Destroyed
  > Improper planning/decision by the pilot and his inadequate visual lookout (failure to see and avoid the obstruction). Factors related to the accident were: the adverse weather conditions, the pilot's decision to fly in marginal VFR weather, and the…
- [NTSB DEN89LA137](https://openairdocs.org/ntsb/DEN89LA137.md): Cessna 182 · Moab, UT · Accident · No injuries · Limited investigation · Final report · Jun 10, 1989 · N92299 · Substantial damage
  > Failure of the pilot to refuel the aircraft before the flight and company induced pressure by the company/operator management, which resulted in fuel exhaustion from a lack of fuel. The terrain conditions and the tree were considered to be contributing…
- [NTSB ANC89LA088](https://openairdocs.org/ntsb/ANC89LA088.md): Piper PA-24 · Naked Island, AK · Accident · Minor injuries · Limited investigation · Final report · Jun 10, 1989 · N9213P · Destroyed
  > Engine failure for an unknown reason.
- [NTSB BFO89FA043](https://openairdocs.org/ntsb/BFO89FA043.md): Piper PA-32-300 · Myersville, MD · Accident · 1 fatal · Field investigation · Final report · Jun 9, 1989 · N1499X · Destroyed
  > Continued flight by the pilot into instrument meteorological conditions (IMC) and his inability to maintain control of the aircraft after becoming spatially disoriented. Contributing factors were hilly/mountainous terrain, weather conditions, the pilot's lack…
- [NTSB ANC89FA090](https://openairdocs.org/ntsb/ANC89FA090.md): Bellanca 17-30 · Near Fairbanks, AK · Accident · 3 fatal · Field investigation · Final report · Jun 8, 1989 · CGLJM · Destroyed
  > Improper in-flight planning/decision by the pilot, and his failure to maintain sufficient altitude while entering a box canyon and/or crossing mountainous terrain in restricted weather condition. The terrain and weather were related factors.
- [NTSB FTW89LA109](https://openairdocs.org/ntsb/FTW89LA109.md): Piper PA-30 · Bristow, OK · Accident · Minor injuries · Limited investigation · Final report · Jun 6, 1989 · N7959Y · Substantial damage
  > The pilot's improper fuel management and failure of the inflight restart attempt.
- [NTSB DEN89LA134](https://openairdocs.org/ntsb/DEN89LA134.md): Ryan ST-3KR · La Salle, CO · Accident · Serious injuries · Limited investigation · Final report · Jun 6, 1989 · N48749 · Substantial damage
  > Foreign material (insect nest) blocking the fuel system vent, which resulted in a restriction of fuel flow and fuel starvation. A related factor was the alfalfa crop in the emergency landing area.
- [NTSB CHI89IA104](https://openairdocs.org/ntsb/CHI89IA104.md): Mcdonnell Douglas DC-10 · Garden City, KS · Incident · Minor injuries · Incident investigation · Final report · Jun 6, 1989 · N1848U · No damage
  > The failure of some of the passengers to follow the captain's instructions to fasten their lap belts.
- [NTSB MIA89LA171](https://openairdocs.org/ntsb/MIA89LA171.md): Cessna 150 · Picayune, MS · Accident · Minor injuries · Limited investigation · Final report · Jun 4, 1989 · N8782G · Substantial damage
  > Inadequate preflight by the pilot and his miscalculation of fuel, which resulted in fuel starvation from lack of fuel; and the pilot's failure to see-and-avoid the power lines during the forced landing. The power lines were a contributing factor.
- [NTSB MIA89LA168](https://openairdocs.org/ntsb/MIA89LA168.md): Beech A24R · Gulfport, MS · Accident · No injuries · Limited investigation · Final report · Jun 4, 1989 · N9700Q · Substantial damage
  > Failure of a #2 connecting rod assembly, which resulted in separation of the #2 cylinder and subsequent loss of engine power. Contributing factors were: inadequate maintenance, the transmission (power) line, and trees.
- [NTSB FTW89DPJ05](https://openairdocs.org/ntsb/FTW89DPJ05.md): Nord Stampe SV4C · Bartlesville, OK · Accident · No injuries · Final report · Jun 3, 1989 · N47SV · Substantial damage
  > Total failure of the engine connecting rod.
- [NTSB CHI89LA105](https://openairdocs.org/ntsb/CHI89LA105.md): Cessna 150 · Ansonia, OH · Accident · Minor injuries · Limited investigation · Final report · Jun 3, 1989 · N63452 · Substantial damage
  > Flight into known adverse weather by the student pilot, and his inadvertent descent into the terrain. The adverse weather condition was a related factor.
- [NTSB CHI89DET06](https://openairdocs.org/ntsb/CHI89DET06.md): Dilley P51R · Hamilton, IN · Accident · No injuries · Final report · Jun 3, 1989 · N91KD · Substantial damage
  > The failure of the #3 connecting rod. A factor was the unsuitable terrain.
- [NTSB NYC89LA144](https://openairdocs.org/ntsb/NYC89LA144.md): Alon Aircoupe A-2 · Cattaraugus, NY · Accident · Minor injuries · Limited investigation · Final report · Jun 2, 1989 · N6589Q · Destroyed
  > Engine power loss due to fuel starvation resulting from the installation of an improper fuel pump. A factor related to the accident was: trees in the emergency landing area.
- [NTSB FTW89FA107](https://openairdocs.org/ntsb/FTW89FA107.md): Pitts S-1S · Henryetta, OK · Accident · Serious injuries · Field investigation · Final report · Jun 2, 1989 · N64652 · Destroyed
  > An engine power loss due to the separation and departure of an exhaust stack. The stack failed due to poor weld. Factor(s) was: the terrain conditions of the selected forced landing site.
- [NTSB BFO89LA039](https://openairdocs.org/ntsb/BFO89LA039.md): Aircoupe Alon A2A · Sutherland, VA · Accident · Minor injuries · Limited investigation · Final report · Jun 1, 1989 · N5488F · Substantial damage
  > Low output of the magnetos which resulted in the loss of full power during the attempted recovery from a simulated forced landing. The pilot ignored indications of an engine problem during start when the engine was hard to start.
- [NTSB MKC89LA132](https://openairdocs.org/ntsb/MKC89LA132.md): Piper PA-25-235 · Scandia, KS · Accident · No injuries · Limited investigation · Final report · May 31, 1989 · N7450Z · Substantial damage
  > Improper planning/decision by the pilot and fuel exhaustion. Contributing factors were the pilot becoming lost/disoriented and small trees.
- [NTSB CHI89FA101](https://openairdocs.org/ntsb/CHI89FA101.md): Piper PA-46-310P · Bristol, IN · Accident · 3 fatal · Field investigation · Final report · May 31, 1989 · N9114B · Destroyed
  > Continued flight by the pilot into known adverse weather and his exceeding the design stress limits of the aircraft, which resulted in failure of the wing spars and separation of the right wing and empennage (stabilizers). Contributing factors were: continued…
- [NTSB SEA89LA095](https://openairdocs.org/ntsb/SEA89LA095.md): Bell 206B III · Lewiston, ID · Accident · No injuries · Limited investigation · Final report · May 30, 1989 · N2756Y · Substantial damage
  > A loss of engine power for undetermined reasons. A factor in the accident was the lack of suitable terrain for a forced landing.
- [NTSB NYC89LA171](https://openairdocs.org/ntsb/NYC89LA171.md): Hughes 369HS · Niagara Falls, NY · Accident · No injuries · Limited investigation · Final report · May 30, 1989 · N9238F · Substantial damage
  > Failure of the pilot to see and avoid the cables.
- [NTSB MIA89LA165](https://openairdocs.org/ntsb/MIA89LA165.md): Bell 47G-3B-1 · Keystone Hgts., FL · Accident · Minor injuries · Limited investigation · Final report · May 30, 1989 · N53SP · Substantial damage
  > The tail rotor drive system became disconnected due to a bent tail rotor drive shaft. The trees contributed to the helicopter damage.
- [NTSB FTW89LA102](https://openairdocs.org/ntsb/FTW89LA102.md): Cessna 150L · Onalaska, TX · Accident · No injuries · Limited investigation · Final report · May 29, 1989 · N17130 · Substantial damage
  > Fuel system exhaustion due to the improper planning/decision by the flight instructor, on the ground, prior to the flight and the improper inflight planning/decision by the student pilot.
- [NTSB ANC89LA079](https://openairdocs.org/ntsb/ANC89LA079.md): Piper PA-22 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · May 29, 1989 · N2828P · Substantial damage
  > A crack on the left side of the engine crankcase which resulted in a loss of lubricating oil and which forced the pilot to land on a gravel bar which resulted in a nose over during landing.
- [NTSB MKC89LA118](https://openairdocs.org/ntsb/MKC89LA118.md): Beech V35 · Strong, AR · Accident · No injuries · Limited investigation · Final report · May 27, 1989 · N18307 · Substantial damage
  > Engine failure due to fuel starvation.
- [NTSB MIA89LA159](https://openairdocs.org/ntsb/MIA89LA159.md): Mooney M20J · Big Pine Key, FL · Accident · 2 fatal · Limited investigation · Final report · May 27, 1989 · N3201U · Destroyed
  > The pilot became spatially disoriented and was unable to maintain control of the aircraft. The light conditions (dark night) and weather (haze) were considered to be contributing factors.
- [NTSB CHI89LA097](https://openairdocs.org/ntsb/CHI89LA097.md): Piper PA-22-108 · Necedah, WI · Accident · Serious injuries · Limited investigation · Final report · May 27, 1989 · N4526Z · Substantial damage
  > Pilot-in-command's improper use of the fuel selector.
- [NTSB MIA89LA157](https://openairdocs.org/ntsb/MIA89LA157.md): Air Tractor AT-301 · Arcola, MS · Accident · No injuries · Limited investigation · Final report · May 26, 1989 · N73089 · Substantial damage
  > The circumferential on the number 2 cylinder which resulted in a loss of engine power.
- [NTSB MIA89GA155](https://openairdocs.org/ntsb/MIA89GA155.md): Cessna 172P · Davie, FL · Accident · 2 fatal · Final report · May 26, 1989 · N65777 · Destroyed
  > Failure of the pilot in command to maintain adequate airplane control while entering an area of turbulence caused by wild fires on the ground beneath his flight path.
- [NTSB MIA89FA158](https://openairdocs.org/ntsb/MIA89FA158.md): Bryan Zenith CH-300 · Niceville, FL · Accident · 1 fatal · Field investigation · Final report · May 26, 1989 · N80WB · Destroyed
  > Pilots incapacitation by a heart attack resulting in the airplane descending out of control and colliding with trees.
- [NTSB LAX89FA203](https://openairdocs.org/ntsb/LAX89FA203.md): Bell 206B · Camp Verde, AZ · Accident · 1 fatal · Field investigation · Final report · May 25, 1989 · N49608 · Destroyed
  > Failure of the pilot to maintain adequate altitude to clear obstructions in his flight path and visually detect obstructions in order to avert a collision.
- [NTSB LAX89FA211](https://openairdocs.org/ntsb/LAX89FA211.md): Piper PA-28-181 · Dinsmore, CA · Accident · 4 fatal · Field investigation · Final report · May 24, 1989 · N4527F · Destroyed
  > The pilot's intentional VFR flight into instrument meteorological conditions, and his failure to maintain adequate terrain clearance. Contributing factors to the accident were: the pilot's failure to obtain weather information, his overconfidence in his…
- [NTSB FTW89LA098](https://openairdocs.org/ntsb/FTW89LA098.md): Piper PA-28R-200 · Edmond, OK · Accident · No injuries · Limited investigation · Final report · May 24, 1989 · N3940X · Substantial damage
  > Improper maintenance performed by the company mechanic who failed to tighten the oil sump plug, and also failed to safety it.
- [NTSB MIA89LA152](https://openairdocs.org/ntsb/MIA89LA152.md): Cessna 172M · Okeechobee, FL · Accident · Minor injuries · Limited investigation · Final report · May 23, 1989 · N9139H · Substantial damage
  > The pilot's poor preflight preparation when he failed to recheck weather conditions after he delayed takeoff because of thunderstroms. Also, the pilot's poor inflight decision to land off-airport rather than return to the departure airport.
- [NTSB LAX89LA202](https://openairdocs.org/ntsb/LAX89LA202.md): Ayres S2R · Atlantic Ocean (Atlantic Ocean) · Accident · 1 fatal · Limited investigation · Final report · May 23, 1989 · N5548X · Destroyed
  > The pilot's continued flight from VMC to IMC, with icing conditions, from which recovery was not successful.
- [NTSB CHI89DEP05](https://openairdocs.org/ntsb/CHI89DEP05.md): Piper PA-25-235 · Suring, WI · Accident · Minor injuries · Final report · May 22, 1989 · N4395Y · Substantial damage
  > Improper planning/decision by the pilot, which resulted in fuel exhaustion and loss of engine power due to an inadequate supply of fuel. Factors related to th accident were: the lack of suitable terrain and trees in the emergency landing area.
- [NTSB CHI89DEP04](https://openairdocs.org/ntsb/CHI89DEP04.md): Hiller UH-12E · Waterford, WI · Accident · No injuries · Final report · May 22, 1989 · N3829 · Substantial damage
  > The pilot's inability to maintain control during an autorotational landing attempt following the failure of the main rotor drive train torsional coupling.
- [NTSB NYC89FA135](https://openairdocs.org/ntsb/NYC89FA135.md): Cessna 172M · Bradford, VT · Accident · 2 fatal · Field investigation · Final report · May 21, 1989 · N1272U · 2 aircraft · Minor damage
  > Failure of the rated pilots in both aircraft to see and avoid a midair collison.
- [NTSB LAX89LA200](https://openairdocs.org/ntsb/LAX89LA200.md): Cessna 150L · Bakersfield, CA · Accident · Minor injuries · Limited investigation · Final report · May 21, 1989 · N18515 · Substantial damage
  > The loss of engine power due to fuel exhaustion. The pilot did not adequately plan for the flight in that he did not calculate the fuel consumption accurately, failed to provide for adequate fuel reserves, and also failed to land at airports short of his…
- [NTSB CHI89LA094](https://openairdocs.org/ntsb/CHI89LA094.md): Piper PA-28-161 · Houghton, MI · Accident · No injuries · Limited investigation · Final report · May 21, 1989 · N8267Z · Substantial damage
  > Improper planning/decision by the pilot, which resulted in fuel exhaustion from lack of fuel. Factors related to the accident were: obstructions (road sign & guard rail) in the emergency landing area.
- [NTSB ATL89FA149](https://openairdocs.org/ntsb/ATL89FA149.md): Beech S35 · Russellville, KY · Accident · 1 fatal · Field investigation · Final report · May 20, 1989 · N6863Q · Substantial damage
  > Improper planning/decision by the pilot, his continued flight into an area of known adverse weather, and his failure to maintain control of the aircraft. Contibuting factors were: the dark night, the adverse weather conditions, and the pilot's overconfidence…
- [NTSB FTW89DRA05](https://openairdocs.org/ntsb/FTW89DRA05.md): Boeing A75 · East Bernard, TX · Accident · Minor injuries · Final report · May 19, 1989 · N1722B · Destroyed
  > Water in fuel from improper servicing of the aircraft and improper preflight by the pilot. The tailwind & soft/wet terrain were contributing factors.
- [NTSB MIA89LA148](https://openairdocs.org/ntsb/MIA89LA148.md): Piper PA-32R-300 · Gainesville, FL · Accident · Minor injuries · Limited investigation · Final report · May 16, 1989 · N43797 · Substantial damage
  > Pilot's inability to properly flare due to a high sink rate as a result of insufficient airspeed which resulted in a hard landing short of and off of the runway.
- [NTSB MKC89FA110](https://openairdocs.org/ntsb/MKC89FA110.md): Piper PA-24-250 · Winslow, AR · Accident · 2 fatal · Field investigation · Final report · May 15, 1989 · N8199P · Destroyed
  > The pilot flying into adverse weather conditions which resulted in the in-flight separation of a portion of the right wing. Contributing to the accident was the pilot's lack of total experience.
- [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 CHI89LA087](https://openairdocs.org/ntsb/CHI89LA087.md): Piper PA-24-250 · Waunakee, WI · Accident · No injuries · Limited investigation · Final report · May 14, 1989 · N7465P · Substantial damage
  > Slippage of a bearing, which resulted in blockage of the lubrication system, and subsequent failure of a connecting rod.
- [NTSB SEA89LA085](https://openairdocs.org/ntsb/SEA89LA085.md): Beech A24R · Ely, NV · Accident · Serious injuries · Limited investigation · Final report · May 13, 1989 · N8049R · Substantial damage
  > The pilot's improper decision to continue flight into IMC. Contributing to the accident were snow, obscuration and mountainous terrain.

Next page: https://openairdocs.org/ntsb-phases/400/cases.md?page=287

## 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."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?page=286

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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.