# NTSB investigations: Maneuvering

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 109 of 378 · 18,851 cases

## Cases, newest first

- [NTSB MIA00LA227](https://openairdocs.org/ntsb/MIA00LA227.md): Bell 206A-1 · Bennettsville, SC · Accident · Minor injuries · Limited investigation · Final report · Jul 22, 2000 · N136C · Substantial damage
  > The pilot's failure to use proper remedial action to counteract a loss of tail rotor effectiveness resulting in collision with terrain during the subsequent uncontrolled descent.
- [NTSB SEA00LA140](https://openairdocs.org/ntsb/SEA00LA140.md): Cessna 188 · Lone Pine, OR · Accident · Minor injuries · Limited investigation · Final report · Jul 21, 2000 · N731GR · Substantial damage
  > The complete loss of engine power for undetermined reasons. Factors include an irrigation system in the field where the forced landing took place, and the pilot's intentional initiation of a ground loop in order to miss the pipes of the irrigation system.
- [NTSB ANC00LA092](https://openairdocs.org/ntsb/ANC00LA092.md): Cessna 150F · Anchorage, AK · Accident · Serious injuries · Limited investigation · Final report · Jul 20, 2000 · N6296R · Substantial damage
  > The failure of the pilot-in-command (CFI) to adequately supervise the instructional flight. Factors in the accident were an inadvertent spin entry by the student, and the pilot-in-command's failure to utilize adequate altitude for a stall demonstration.
- [NTSB LAX00LA276](https://openairdocs.org/ntsb/LAX00LA276.md): Schweizer 269C · Cave Creek, AZ · Accident · No injuries · Limited investigation · Final report · Jul 19, 2000 · N577TA · Substantial damage
  > The pilot's inadequate in-flight planning/decision to attempt a hover in atmospheric conditions and over terrain that would require maximum helicopter performance, and which would leave no viable alternate actions in the event of difficulties.
- [NTSB FTW00LA214](https://openairdocs.org/ntsb/FTW00LA214.md): Burton/Boyton Celerity · Horseshoe Bend, AR · Accident · 1 fatal · Limited investigation · Final report · Jul 19, 2000 · N5104X · Destroyed
  > The loss of control while maneuvering for an undetermined reason.
- [NTSB FTW00LA212](https://openairdocs.org/ntsb/FTW00LA212.md): Air Tractor AT-401 · Panhandle, TX · Accident · 1 fatal · Limited investigation · Final report · Jul 18, 2000 · N6055W · Destroyed
  > The pilot's failure to maintain airspeed, which resulted in a stall.
- [NTSB DEN00FA136](https://openairdocs.org/ntsb/DEN00FA136.md): Grumman American AA-5 · Moab, UT · Accident · 2 fatal · Field investigation · Final report · Jul 18, 2000 · N7161L · Destroyed
  > The pilot in command exercising poor judgment and exceeding the aircraft's turning capability. Contributing factors were the pilots' attention being diverted, flying into a known blind canyon, high temperature, and high density altitude.
- [NTSB CHI00LA212](https://openairdocs.org/ntsb/CHI00LA212.md): Hess RH-1 Falcon · New Castle, IN · Accident · 1 fatal · Limited investigation · Final report · Jul 18, 2000 · N7242H · Destroyed
  > aircraft control not attained by the pilot.
- [NTSB MIA00LA222](https://openairdocs.org/ntsb/MIA00LA222.md): Bell 47G-2A · Covington, TN · Accident · No injuries · Limited investigation · Final report · Jul 17, 2000 · N818HJ · Substantial damage
  > the pilot allowed the helicopter to get too low while hovering, which resulted in the tail rotor striking the ground, the separation of the blade, and subsequent force landing.
- [NTSB FTW00LA206](https://openairdocs.org/ntsb/FTW00LA206.md): Mbb BK-117-A3 · Allen, TX · Accident · No injuries · Limited investigation · Final report · Jul 16, 2000 · N312LS · Substantial damage
  > the pilot's failure to maintain obstacle clearance while hovering the helicopter. A contributing factor was the dark night light conditions.
- [NTSB CHI00LA204](https://openairdocs.org/ntsb/CHI00LA204.md): Bell 47G-3B-1 · Holstein, NE · Accident · Minor injuries · Limited investigation · Final report · Jul 16, 2000 · N83701 · Substantial damage
  > the settling with power encountered by the pilot. A factor was the sudden windshift.
- [NTSB CHI00FA200](https://openairdocs.org/ntsb/CHI00FA200.md): Beech 35 · Columbus, NE · Accident · 1 fatal · Field investigation · Final report · Jul 15, 2000 · N947V · Destroyed
  > the failure of the pilot to maintain clearance from the power line. Factors were the sunglare and the wire.
- [NTSB MIA00FA217](https://openairdocs.org/ntsb/MIA00FA217.md): Cessna 150M · Holly Springs, MS · Accident · 2 fatal · Field investigation · Final report · Jul 14, 2000 · N9249U · Destroyed
  > The failure of the pilot to maintain control while maneuvering the aircraft due to impairment as a result of use of illegal drugs, and the subsequent collision with the terrain during an uncontrolled descent.
- [NTSB FTW00FA208](https://openairdocs.org/ntsb/FTW00FA208.md): Bellanca 17-30A · Houston, TX · Accident · 2 fatal · Field investigation · Final report · Jul 14, 2000 · N8263R · Destroyed
  > the loss of engine power for an undetermined reason during maneuvering. Contributing factors were the dark night light conditions and the lack of suitable terrain for the forced landing.
- [NTSB SEA00FA133](https://openairdocs.org/ntsb/SEA00FA133.md): Cessna 150E · Ashton, ID · Accident · 3 fatal · Field investigation · Final report · Jul 13, 2000 · N6196T · Destroyed
  > The pilot's failure to maintain clearance from a tree while making a low pass over an outdoor gathering of individuals. Factors include the intentional low pass, a tree located in a shadow generated by the sun's low position at dusk, hilly terrain, and the…
- [NTSB LAX00LA271](https://openairdocs.org/ntsb/LAX00LA271.md): Air Tractor AT-401 · Ripley, CA · Accident · No injuries · Limited investigation · Final report · Jul 13, 2000 · N4508Y · Substantial damage
  > A loss of engine power due to the separation of a connecting rod from the crankshaft.
- [NTSB SEA00LA129](https://openairdocs.org/ntsb/SEA00LA129.md): Kaman K-1200 · Cusick, WA · Accident · Serious injuries · Limited investigation · Final report · Jul 11, 2000 · N311KA · Substantial damage
  > The termination of power to the main rotor system as a result of the malfunction of the free-wheeling sprag clutch assembly, followed by the torsional overload separation of the engine adapter shaft. Factors include trees in the area where the emergency…
- [NTSB NYC00LA191](https://openairdocs.org/ntsb/NYC00LA191.md): Robinson R-22B · Harpswell, ME · Accident · Serious injuries · Limited investigation · Final report · Jul 11, 2000 · N2365S · Substantial damage
  > The pilot-in-command's improper in-flight decision to maneuver at a low airspeed with a left-quartering tailwind which resulted in a loss of tailrotor effectiveness.
- [NTSB LAX00LA261](https://openairdocs.org/ntsb/LAX00LA261.md): Grumman G-164A · Gridley, CA · Accident · No injuries · Limited investigation · Final report · Jul 11, 2000 · N897X · Substantial damage
  > A partial loss of engine power due to the failure of an exhaust valve during an aerial application flight.
- [NTSB CHI00LA210](https://openairdocs.org/ntsb/CHI00LA210.md): Grumman G164 · Mcville, ND · Accident · No injuries · Limited investigation · Final report · Jul 10, 2000 · N10244 · Substantial damage
  > the pilot's failure to maintain clearance with the power lines. A factor associated with the accident was the power line.
- [NTSB CHI00LA191](https://openairdocs.org/ntsb/CHI00LA191.md): Cessna A188B · Washington, KS · Accident · No injuries · Limited investigation · Final report · Jul 10, 2000 · N9557G · Substantial damage
  > the failure of the number-two connecting rod bearing and the unsuitable terrain for landing encountered by the pilot during the forced landing. A factor to the accident was the rough/uneven field.
- [NTSB LAX00LA257](https://openairdocs.org/ntsb/LAX00LA257.md): Interavia E-3 · Watsonville, CA · Accident · Minor injuries · Limited investigation · Final report · Jul 9, 2000 · N4426X · Substantial damage
  > the total loss of engine power due to the pilot's inaccurate fuel consumption calculations, which resulted in fuel exhaustion.
- [NTSB FTW00LA199](https://openairdocs.org/ntsb/FTW00LA199.md): Cessna A188B · Chase, LA · Accident · Minor injuries · Limited investigation · Final report · Jul 9, 2000 · N731DW · Substantial damage
  > The failure of the pilot to maintain clearance with the deer stand. Factors were the chemical covering the windshield and the glare from the setting sun.
- [NTSB FTW00LA200](https://openairdocs.org/ntsb/FTW00LA200.md): Schweizer G-164B · Moscow, TX · Accident · Serious injuries · Limited investigation · Final report · Jul 8, 2000 · N3629T · Substantial damage
  > the failure of the power output reduction gear to the propeller. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB DEN00FA127](https://openairdocs.org/ntsb/DEN00FA127.md): Cessna 195 · Aspen, CO · Accident · 4 fatal · Field investigation · Final report · Jul 8, 2000 · N4377V · Destroyed
  > the pilot's poor in-flight decision to fly up a valley with rapidly rising terrain, which resulted in the airplane colliding with the terrain due to its climb performance being exceeded. A contributing factors was the high, rapidly rising, mountainous terrain.
- [NTSB CHI00FA186](https://openairdocs.org/ntsb/CHI00FA186.md): Bellanca 8KCAB · Capron, IL · Accident · 1 fatal · Field investigation · Final report · Jul 8, 2000 · N8739V · Substantial damage
  > The pilot attempting an aerobatic maneuver at a low altitude and the pilot not maintaining clearance from the terrain. A factor to the accident was the pilot disregarding the federal aviation regulations concerning the minimum altitudes required for aerobatic…
- [NTSB CHI00LA189](https://openairdocs.org/ntsb/CHI00LA189.md): Staudacher S-300D2 · Kenosha, WI · Accident · No injuries · Limited investigation · Final report · Jul 7, 2000 · N112KG · Substantial damage
  > The fatigue failure of the rod end bearing and the separation of the aileron. A factor was the inadequate design change by the aircraft designer.
- [NTSB CHI00LA181](https://openairdocs.org/ntsb/CHI00LA181.md): Pzl-Mielec M-18A · Champion, NE · Accident · No injuries · Limited investigation · Final report · Jul 7, 2000 · N7015K · Substantial damage
  > the undetermined uncontrolled descent.
- [NTSB FTW00LA195](https://openairdocs.org/ntsb/FTW00LA195.md): Ayres S2R-T34 · Anahuac, TX · Accident · Minor injuries · Limited investigation · Final report · Jul 5, 2000 · N2252N · Destroyed
  > The pilot's failure to maintain clearance with the power line. A factor was the lack of suitable terrain for the forced landing.
- [NTSB SEA00LA124](https://openairdocs.org/ntsb/SEA00LA124.md): Bell 47G · Haines, OR · Accident · Minor injuries · Limited investigation · Final report · Jul 4, 2000 · N30DP · Substantial damage
  > The pilot's failure to correctly judge his rate of descent and his failure to initiate his level off soon enough to keep the helicopter from impacting the terrain. Factors include hilly terrain near the edge of the field he was spraying.
- [NTSB MIA00LA202](https://openairdocs.org/ntsb/MIA00LA202.md): Cessna A188B · Inverness, MS · Accident · 1 fatal · Limited investigation · Final report · Jul 4, 2000 · N731SP · Destroyed
  > The failure of the pilot to maintain airspeed while reversing course during an aerial application flight resulting in the aircraft stalling, descending, impacting a tree, and crashing to the ground.
- [NTSB MIA00FA201](https://openairdocs.org/ntsb/MIA00FA201.md): Cessna 152 · Murfreesboro, TN · Accident · 1 fatal · Field investigation · Final report · Jul 4, 2000 · N89043 · Destroyed
  > the flight instructor's failure to maintain an airspeed above the aircraft's stall speed, which resulted in a stall/mush, and an inflight loss of control while maneuvering to return to a landing area during an emergency, resulting in an uncontrolled descent…
- [NTSB NYC00FA183](https://openairdocs.org/ntsb/NYC00FA183.md): Champion 7GCAA · Lakewood, NJ · Accident · 1 fatal · Field investigation · Final report · Jul 3, 2000 · N8384V · Substantial damage
  > The pilot's failure to maintain airspeed, resulting in an inadvertent stall. Factors were the entanglement of the tow rope with the rudder horn, restricted rudder movement, the pilot's lack of total experience in the type of operation, and no stall warning…
- [NTSB LAX00LA246](https://openairdocs.org/ntsb/LAX00LA246.md): Grumman G-164B · King City, CA · Accident · No injuries · Limited investigation · Final report · Jul 3, 2000 · N48456 · Destroyed
  > The loss of engine power for undetermined reasons.
- [NTSB FTW00LA192](https://openairdocs.org/ntsb/FTW00LA192.md): Ayres S2R-G10 · Brownfield, TX · Accident · Minor injuries · Limited investigation · Final report · Jul 3, 2000 · N4061H · Substantial damage
  > The loss of engine power due to the blocked engine intake, which resulted from ingesting birds. Factors were the lack of suitable terrain for the forced landing and the pilot's intentional ground loop in an attempt to avoid a ditch.
- [NTSB DEN00LA122](https://openairdocs.org/ntsb/DEN00LA122.md): Rowley P-40F · Peyton, CO · Accident · 1 fatal · Limited investigation · Final report · Jul 3, 2000 · N42915 · Destroyed
  > the pilot's inadequate decision to turn back (low altitude) towards the runway for a forced landing. A contributing factor was the total loss of engine power due to a reduction gear failure.
- [NTSB NYC00LA179](https://openairdocs.org/ntsb/NYC00LA179.md): Maule MX-7-180 · Woodbine, NJ · Accident · No injuries · Limited investigation · Final report · Jul 1, 2000 · N5661P · Substantial damage
  > The pilot-in-command's failure to initiate a timely go-around.
- [NTSB MIA00LA197](https://openairdocs.org/ntsb/MIA00LA197.md): Cessna A188B · Belzoni, MS · Accident · No injuries · Limited investigation · Final report · Jul 1, 2000 · N53208 · Substantial damage
  > The pilot's failure to refuel prior to departure resulting in loss of engine power due to fuel exhaustion.
- [NTSB IAD00LA054](https://openairdocs.org/ntsb/IAD00LA054.md): Robinson R-22B · East North Port, NY · Accident · Serious injuries · Limited investigation · Final report · Jul 1, 2000 · N94RP · Substantial damage
  > The pilot's failure to maintain adequate rotor RPM and failure to follow published recovery procedures after the low rotor RPM warning horn and caution light activated.
- [NTSB FTW00LA197](https://openairdocs.org/ntsb/FTW00LA197.md): Bushby Midget Mustang · Tulsa, OK · Accident · No injuries · Limited investigation · Final report · Jul 1, 2000 · N6402G · Substantial damage
  > The in-flight separation of the propeller spinner. A factor was the lack of suitable terrain for the precautionary landing.
- [NTSB CHI00LA178](https://openairdocs.org/ntsb/CHI00LA178.md): Weatherly 201C · Tolna, ND · Accident · 1 fatal · Limited investigation · Final report · Jun 30, 2000 · N9228W · Destroyed
  > the wing spar fatigue and wing separation while maneuvering. A factor was that the fatigue was not detected by the mechanic during the last annual inspection.
- [NTSB FTW00LA188](https://openairdocs.org/ntsb/FTW00LA188.md): Cessna 172N · San Antonio, TX · Accident · No injuries · Limited investigation · Final report · Jun 29, 2000 · N4918G · Substantial damage
  > The flight instructor's failure to refuel the airplane, which resulted in fuel exhaustion. Contributing factors were the flight instructor's fatigued condition and diverted attention.
- [NTSB SEA00LA117](https://openairdocs.org/ntsb/SEA00LA117.md): Hughes 369D · Heyburn, ID · Accident · No injuries · Limited investigation · Final report · Jun 28, 2000 · N8653F · Substantial damage
  > Fuel exhaustion and inaccurate fuel management. A false indication on the fuel quantity gage, and an erratic low level fuel warning system were factors.
- [NTSB FTW00LA186](https://openairdocs.org/ntsb/FTW00LA186.md): Rockwell S-2R · Hondo, TX · Accident · No injuries · Limited investigation · Final report · Jun 27, 2000 · N4917X · Substantial damage
  > The fuel exhaustion due to the pilot's failure to refuel the airplane. A factor was the lack of suitable terrain for the forced landing.
- [NTSB DEN00FA118](https://openairdocs.org/ntsb/DEN00FA118.md): Cessna 152 · Karval, CO · Accident · 1 fatal · Field investigation · Final report · Jun 27, 2000 · N46935 · Destroyed
  > the pilot's failure to maintain aircraft control while maneuvering. Contributing factors were the pilot's inadvertent flight into the clouds, and his becoming spatially disorientated.
- [NTSB LAX00LA239](https://openairdocs.org/ntsb/LAX00LA239.md): Bell UH-1B · Arbuckle, CA · Accident · 1 fatal · Limited investigation · Final report · Jun 23, 2000 · N807SB · Destroyed
  > the partial failure of the tail rotor pitch change control rod that resulted in an attempted run-on landing in dark night conditions.
- [NTSB SEA00LA113](https://openairdocs.org/ntsb/SEA00LA113.md): Cessna 172M · Wallace, ID · Accident · No injuries · Limited investigation · Final report · Jun 22, 2000 · N9895V · Substantial damage
  > The pilot's failure to maintain airspeed and his failure to maintain clearance from the trees. Related factors were trees and mountainous terrain.
- [NTSB SEA00LA110](https://openairdocs.org/ntsb/SEA00LA110.md): Hoye Kolb Twinstar MK III · Bigfork, MT · Accident · 2 fatal · Limited investigation · Final report · Jun 21, 2000 · N618HP · Substantial damage
  > The pilot's failure to maintain aircraft control. Inadequate altitude for recovery was a factor.
- [NTSB NYC00LA171](https://openairdocs.org/ntsb/NYC00LA171.md): Schempp-Hirth Ventus 2CM · Warren, VT · Accident · Serious injuries · Limited investigation · Final report · Jun 19, 2000 · N800PF · Substantial damage
  > The pilot's inadequate compensation for crosswind conditions. A factor in the accident was the cross wind.
- [NTSB LAX00LA234](https://openairdocs.org/ntsb/LAX00LA234.md): Beech G35 · Byron, CA · Accident · 1 fatal · Limited investigation · Final report · Jun 19, 2000 · N5801 · Destroyed
  > in-flight loss of control and inadvertent stall.

Next page: https://openairdocs.org/ntsb-phases/450/cases.md?page=110

## 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 = 450)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/450/cases?page=109

---
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.
