# 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 151 of 718 · 35,885 cases

## Cases, newest first

- [NTSB ATL03LA059](https://openairdocs.org/ntsb/ATL03LA059.md): Aeronca 7AC · Gordo, AL · Accident · No injuries · Limited investigation · Final report · Mar 7, 2003 · N1648E · Substantial damage
  > Fatigue failure of the crankshaft.
- [NTSB FTW03LA106](https://openairdocs.org/ntsb/FTW03LA106.md): Eurocopter AS350B2 · Venice, LA · Accident · Minor injuries · Limited investigation · Final report · Mar 6, 2003 · N945PT · Destroyed
  > The pilot's inability to maintain directional control following a loss of tail rotor drive. A contributing factor was the fog.
- [NTSB FTW03LA104](https://openairdocs.org/ntsb/FTW03LA104.md): Bell 206L-3 · Kingsland, TX · Accident · No injuries · Limited investigation · Final report · Mar 6, 2003 · N793CA · Substantial damage
  > The loss of tail rotor drive as a result of a blanket coming in contract with the tailrotor blades, after the aft cargo door was left unsecured. Contributing factors were the lack of suitable terrain for the forced landing, and the failure of the medical…
- [NTSB CHI03FA078](https://openairdocs.org/ntsb/CHI03FA078.md): Beech A36 · Sparta, IL · Accident · 2 fatal · Field investigation · Final report · Mar 6, 2003 · N7253Z · Substantial damage
  > The pilot's inadequate in-flight planning/decision by his flight into known icing conditions which resulted in airframe icing and degraded aircraft performance until the onset of a stall.
- [NTSB MIA03FA071](https://openairdocs.org/ntsb/MIA03FA071.md): Piper PA-28R-201T · Cedar Key, FL · Accident · 2 fatal · Field investigation · Final report · Mar 4, 2003 · N6369C · Destroyed
  > The pilot's inadequate in-flight planning/decision by his continued VFR flight into instrument meteorological condition after receiving an in-flight weather advisory. Also causal was his failure to maintain aircraft control, which resulted in flight that…
- [NTSB NYC03FA061](https://openairdocs.org/ntsb/NYC03FA061.md): Piper PA-32-300 · Monterey, MA · Accident · 4 fatal · Field investigation · Final report · Mar 3, 2003 · N4072R · Substantial damage
  > The pilot's improper decision to attempt a visual flight rules (VFR) flight in marginal VFR weather conditions over mountainous terrain, which resulted in an in-flight collision with trees. Factors in this accident were clouds and night light conditions.
- [NTSB LAX03LA104](https://openairdocs.org/ntsb/LAX03LA104.md): Towner Kit Fox 4 · Glendale, AZ · Accident · No injuries · Limited investigation · Final report · Mar 3, 2003 · N95FT · Substantial damage
  > the propeller's separation in-flight as a result of a bird strike.
- [NTSB ATL03LA051](https://openairdocs.org/ntsb/ATL03LA051.md): Aerospatiale ATR-72-212 · Atlanta, GA · Accident · Serious injuries · Limited investigation · Final report · Mar 1, 2003 · N642AS · No damage
  > The flight's encounter with severe turbulence that resulted in serious injury to a flight attendant.
- [NTSB ATL03LA050](https://openairdocs.org/ntsb/ATL03LA050.md): Cessna 152 · Greenwood, SC · Accident · Minor injuries · Limited investigation · Final report · Mar 1, 2003 · N67524 · Substantial damage
  > The pilot's continued visual flight into instrument meteorological conditions and loss of aircraft control, which resulted in an in-flight collision with the ground.
- [NTSB NYC03FA058](https://openairdocs.org/ntsb/NYC03FA058.md): Cessna 182G · Renfrew, PA · Accident · 1 fatal · Field investigation · Final report · Feb 28, 2003 · N3404S · Substantial damage
  > The pilot's failure to maintain control of the airplane while maneuvering to land. Factors in the accident were the pilot's decision to fly into forecasted\known icing conditions, and the accumulation of structural ice.
- [NTSB LAX03LA101](https://openairdocs.org/ntsb/LAX03LA101.md): Creitz, Robert D RV-3 · Deer Valley, AZ · Accident · No injuries · Limited investigation · Final report · Feb 28, 2003 · N87BC · Substantial damage
  > The pilot's improper use of carburetor heat, which resulted in carburetor icing and loss of engine power.
- [NTSB ATL03FA049](https://openairdocs.org/ntsb/ATL03FA049.md): Piper PA-32-300 · Sylvania, GA · Accident · 1 fatal · Field investigation · Final report · Feb 26, 2003 · N54406 · Destroyed
  > The pilot's decision to conduct VFR flight into instrument meteorological conditions, and his failure to maintain obstacle clearance. Related factors were the guy wire and the fog.
- [NTSB MIA03LA067](https://openairdocs.org/ntsb/MIA03LA067.md): Boeing 777-223 · Miami, FL · Accident · Serious injuries · Limited investigation · Final report · Feb 25, 2003 · N790AN · No damage
  > The flight crew's inadvertent encounter with turbulence while attempting to maneuver through an area of convective activity during descent.
- [NTSB MIA03FA066](https://openairdocs.org/ntsb/MIA03FA066.md): Cessna 172P · Osteen, FL · Accident · 1 fatal · Field investigation · Final report · Feb 25, 2003 · N97890 · Destroyed
  > The intentional suicidal act by the pilot-in-command resulting in the in-flight collision with trees then the ground.
- [NTSB LAX03LA096](https://openairdocs.org/ntsb/LAX03LA096.md): Cessna 310 · Palmdale, CA · Accident · No injuries · Limited investigation · Final report · Feb 24, 2003 · N5202A · Substantial damage
  > The pilot's failure to maintain an adequate terrain/obstacle clearance altitude. Factors in the accident were the low ceilings and the dusk light illumination.
- [NTSB LAX03LA092](https://openairdocs.org/ntsb/LAX03LA092.md): Everett BD-10 · Dana Point, CA · Accident · 1 fatal · Limited investigation · Final report · Feb 22, 2003 · N7FF · Destroyed
  > in-flight breakup of the experimental airplane for undetermined reasons.
- [NTSB MIA03LA069](https://openairdocs.org/ntsb/MIA03LA069.md): Beech A45 · Merritt Island, FL · Accident · No injuries · Limited investigation · Final report · Feb 21, 2003 · N34MR · Substantial damage
  > The separation of both propeller blades in-flight for undetermined reasons and the failure of the pilot to attain the proper touchdown during the forced landing resulting in overrun during landing and subsequent collapse of the nose landing gear. A…
- [NTSB MIA03LA064](https://openairdocs.org/ntsb/MIA03LA064.md): Cessna 402B · Marathon, FL · Accident · Minor injuries · Limited investigation · Final report · Feb 20, 2003 · N554AE · Substantial damage
  > The loss of engine power to both engines for undetermined reasons.
- [NTSB NYC03LA048](https://openairdocs.org/ntsb/NYC03LA048.md): Cessna 172SP · Flemington, NJ · Accident · No injuries · Limited investigation · Final report · Feb 19, 2003 · N197ME · Substantial damage
  > The manufacturer's improper assembly of the accessory drive section of the engine.
- [NTSB FTW03LA099](https://openairdocs.org/ntsb/FTW03LA099.md): Robinson R22 Beta II · Kent, TX · Accident · Minor injuries · Limited investigation · Final report · Feb 18, 2003 · N54TR · Substantial damage
  > The loss of main rotor drive due to a drive belt separation resulting in a forced landing. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB MIA03LA061](https://openairdocs.org/ntsb/MIA03LA061.md): Piper PA-23-250 · Miami, FL · Accident · 4 fatal · Limited investigation · Final report · Feb 17, 2003 · N54835 · Destroyed
  > The non instrument-rated pilot-in-command's improper inflight planning/decision, and continued VFR flight into instrument meteorological conditions, which resulted in a loss of control during descent, and impact with water.
- [NTSB FTW03FA097](https://openairdocs.org/ntsb/FTW03FA097.md): Bell 407 · Mi 700 · Accident · 2 fatal · Field investigation · Final report · Feb 16, 2003 · N407HH · Destroyed
  > The catastrophic failure of the engine resulting from 1st stage turbine wheel blade failure due to type 1 hot corrosion (sulfidation). Contributing factors were the pilot's failure to brief the passengers on emergency safety equipment (life raft), the pilot's…
- [NTSB CHI03FA071](https://openairdocs.org/ntsb/CHI03FA071.md): Cessna 172N · Wellington, KS · Accident · 1 fatal · Field investigation · Final report · Feb 15, 2003 · N5898E · Destroyed
  > Spatial disorientation experienced by the pilot and his subsequent failure to maintain control of the aircraft. Contributing factors were the pilot's failure to obtain an updated preflight weather briefing prior to the return flight, his attempted flight into…
- [NTSB CHI03IA069](https://openairdocs.org/ntsb/CHI03IA069.md): Piper PA-31-350 · Goodland, KS · Incident · No injuries · Incident investigation · Final report · Feb 13, 2003 · N9247L · Minor damage
  > The partial loss of engine power to both engines for undetermined reasons, and the pilot's improper in-flight decision to not land at the nearest available airport.
- [NTSB ATL03LA045](https://openairdocs.org/ntsb/ATL03LA045.md): Cessna P210N · Bolivar, TN · Accident · Minor injuries · Limited investigation · Final report · Feb 13, 2003 · N6ZZ · Destroyed
  > The loss of engine power for undetermined reasons. A factor was trees.
- [NTSB LAX03LA087](https://openairdocs.org/ntsb/LAX03LA087.md): Cessna 182A · The Gap, AZ · Accident · Minor injuries · Limited investigation · Final report · Feb 10, 2003 · N5029D · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB MIA03FA054](https://openairdocs.org/ntsb/MIA03FA054.md): Cessna 170A · Davie, FL · Accident · Serious injuries · Field investigation · Final report · Feb 9, 2003 · N9701A · Substantial damage
  > The pilot's improper preflight planning and his inadequate in-flight planning decision which resulted in loss of engine power due to fuel exhaustion and collision with wires and a road during the subsequent forced landing.
- [NTSB SEA03FA038](https://openairdocs.org/ntsb/SEA03FA038.md): Beech A23 · Fort Klamath, OR · Accident · No injuries · Field investigation · Final report · Feb 8, 2003 · N2392W · Substantial damage
  > The separation of the rod end cap from the connecting rod for an undetermined reason during the descent for landing. The ditch was a factor.
- [NTSB FTW03FA093](https://openairdocs.org/ntsb/FTW03FA093.md): Cessna T210N · Mission, TX · Accident · 3 fatal · Field investigation · Final report · Feb 5, 2003 · N4945Y · Destroyed
  > The pilot's failure to maintain aircraft control, which resulted in his exceeding the airplane's design limitation. Contributing factors were the pilot's decision to fly the airplane with known deficiencies with the attitude indicator, and the failure of the…
- [NTSB CHI03IA066](https://openairdocs.org/ntsb/CHI03IA066.md): Bombardier BD 100-1A10 · Wichita, KS · Incident · No injuries · Incident investigation · Final report · Feb 5, 2003 · C-GJCV · No damage
  > The uninterrupted current overload of the cabin outlet system static inverter leading to ignition and sustained fire. The cause of the initiating overload condition could not be determined. Contributing factors were the lack of adequate current overload…
- [NTSB FTW03LA092](https://openairdocs.org/ntsb/FTW03LA092.md): Mooney M20J · New Orleans, LA · Accident · Minor injuries · Limited investigation · Final report · Feb 3, 2003 · N658FT · Substantial damage
  > The loss of engine power as a result of the separation of the magneto assembly due to inadequate maintenance by unknown personnel. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW03LA091](https://openairdocs.org/ntsb/FTW03LA091.md): Gilbertson Zodiac CH601HDS · Grandfield, OK · Accident · No injuries · Limited investigation · Final report · Feb 1, 2003 · N474BG · Substantial damage
  > The loss of engine power for an undetermined reason. Contributing factors were the lack of suitable terrain for the forced landing and the unfavorable wind.
- [NTSB CHI03LA063](https://openairdocs.org/ntsb/CHI03LA063.md): Beech A36 · Grand Rapids, MI · Accident · No injuries · Limited investigation · Final report · Feb 1, 2003 · N5677X · Substantial damage
  > The pilot's failure to maintain aircraft control which resulted in the overload of the aircraft. Spatial disorientation, an inoperative turn coordinator, and the pilot's misinterpretation of the flight instruments were contributing factors.
- [NTSB ATL03LA038](https://openairdocs.org/ntsb/ATL03LA038.md): Beech 200 · Jackson, MS · Accident · No injuries · Limited investigation · Final report · Jan 31, 2003 · N208F · Substantial damage
  > The failure of the landing gear system for undetermined reasons.
- [NTSB NYC03LA044](https://openairdocs.org/ntsb/NYC03LA044.md): Luscombe 8F · Newport, ME · Accident · Serious injuries · Limited investigation · Final report · Jan 26, 2003 · N1484B · Substantial damage
  > The fatigue failure of a the cylinder wall.
- [NTSB NYC03FA043](https://openairdocs.org/ntsb/NYC03FA043.md): Beech V35B · Delaware City, DE · Accident · 2 fatal · Field investigation · Final report · Jan 26, 2003 · N6432X · Substantial damage
  > The mechanic's improper engine overhaul. A factor was the night condition.
- [NTSB LAX03LA075](https://openairdocs.org/ntsb/LAX03LA075.md): Cessna T210L · El Monte, CA · Accident · No injuries · Limited investigation · Final report · Jan 25, 2003 · N732DK · Substantial damage
  > the alternator switch contact failure, which resulted in a complete electrical failure.
- [NTSB LAX03FA077](https://openairdocs.org/ntsb/LAX03FA077.md): Cessna 172N · Kalaupapa, HI · Accident · 1 fatal · Field investigation · Final report · Jan 25, 2003 · N911FC · Destroyed
  > the student pilot's inadvertent VFR flight into IMC, which resulted in his in-flight collision with mountainous terrain while maneuvering. A contributing factor was the low ceiling weather condition.
- [NTSB LAX03FA074](https://openairdocs.org/ntsb/LAX03FA074.md): Beech 95 · Rancho Cucamong, CA · Accident · 1 fatal · Field investigation · Final report · Jan 25, 2003 · N2733Y · Destroyed
  > The fracture and separation of a propeller blade during cruise flight due to fatigue and corrosion pits in the blade pilot bore, and an improper overhaul of the separated propeller by repair station personnel. Factors contributing to the accident were the…
- [NTSB DEN03MA035](https://openairdocs.org/ntsb/DEN03MA035.md): Piper PA-31T · Denver, CO · Accident · 5 fatal · Major investigation · Final report · Jan 25, 2003 · N360LL · 2 aircraft · Destroyed
  > Both pilots' inadequate visual lookout. A contributing factor was the Cheyenne pilot operating the airplane with a known transponder deficiency.
- [NTSB MIA03LA047](https://openairdocs.org/ntsb/MIA03LA047.md): Fairchild Hiller FH-1100 · Fort Myers, FL · Accident · Minor injuries · Limited investigation · Final report · Jan 24, 2003 · N543FH · Substantial damage
  > The pilot's inadequate preflight/preparation and his in-flight planning/decision which resulted in fuel exhaustion and the loss of engine power.
- [NTSB DEN03FA038](https://openairdocs.org/ntsb/DEN03FA038.md): Piper PA-28R-200 · La Sal, UT · Accident · 4 fatal · Field investigation · Final report · Jan 24, 2003 · N106AW · Destroyed
  > the loss of engine power (total) due to fuel starvation, the pilot not following procedures/directives (fuel management procedures), and the pilot's inadequate preflight planning/preparation for the flight. Contributing factors were the pilot's inadequately…
- [NTSB CHI03LA059](https://openairdocs.org/ntsb/CHI03LA059.md): Cessna 210 · Clarence, IA · Accident · No injuries · Limited investigation · Final report · Jan 24, 2003 · N6572X · Substantial damage
  > A failure of the crankshaft for undetermined reasons. Factors associated with the accident were the rough terrain on which the forced landing was made and the night conditions.
- [NTSB FTW03LA088](https://openairdocs.org/ntsb/FTW03LA088.md): Bell 206L-1 · Oak Grove, LA · Accident · No injuries · Limited investigation · Final report · Jan 21, 2003 · N5740L · Substantial damage
  > The pilot's continued flight into adverse weather conditions, and his improper landing flare resulting in a hard landing. A contributing factors was the fog.
- [NTSB FTW03TA087](https://openairdocs.org/ntsb/FTW03TA087.md): Beech T-34B · Hammond, LA · Accident · Serious injuries · Final report · Jan 19, 2003 · N20684 · Destroyed
  > The pilot's inadequate inflight planning/decision resulting in fuel exhaustion and the loss of engine power. A contributing factor was the night light conditions.
- [NTSB CHI03LA058](https://openairdocs.org/ntsb/CHI03LA058.md): Cessna 175 · Grand Island, NE · Accident · No injuries · Limited investigation · Final report · Jan 19, 2003 · N6663E · Substantial damage
  > The loss of engine power due to fuel contamination and the pilot's inadequate preflight inspection.
- [NTSB ATL03LA036](https://openairdocs.org/ntsb/ATL03LA036.md): Beech 65 · Fitzgerald, GA · Accident · No injuries · Limited investigation · Final report · Jan 18, 2003 · N115HF · Substantial damage
  > The pilot's mismanagement of the fuel supply that resulted in fuel starvation and the loss of engine power in both engines. A factor was a tree.
- [NTSB SEA03LA029](https://openairdocs.org/ntsb/SEA03LA029.md): Dassault Falcon 900EX · (Pacific Ocean) · Accident · Serious injuries · Limited investigation · Final report · Jan 16, 2003 · N11WM · No damage
  > The aircraft's encounter with moderate turbulence in cruise.
- [NTSB SEA03FA026](https://openairdocs.org/ntsb/SEA03FA026.md): Cessna 172K · Gig Harbor, WA · Accident · No injuries · Field investigation · Final report · Jan 14, 2003 · N1909V · Substantial damage
  > The loss of engine power in the climb due to the fracture of the number seven engine crankshaft cheek due to the propagation of a fatigue crack initiation point. Factors include a vehicle pulling onto the road that the pilot selected for his forced emergency…
- [NTSB NYC03IA042](https://openairdocs.org/ntsb/NYC03IA042.md): McDonnell Douglas MD-11-C · Jamaica, NY · Incident · No injuries · Incident investigation · Final report · Jan 14, 2003 · I-DUPA · No damage
  > A leak of potable water onto the lateral (aileron) flight control cables, and flap extension cables, which subsequently froze them in place. An additional cause was the improper procedures used by mechanics for floorboard removal which stretched the rubber…

Next page: https://openairdocs.org/ntsb-phases/400/cases.md?page=152

## 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=151

---
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.