# NTSB investigations: Approach

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 98 of 420 · 20,992 cases

## Cases, newest first

- [NTSB CHI01LA184](https://openairdocs.org/ntsb/CHI01LA184.md): Piper PA-32R-300 · Plattsmouth, NE · Accident · Minor injuries · Limited investigation · Final report · Jun 21, 2001 · N5659V · Substantial damage
  > the loss of engine power for undetermined reasons during the approach and the inadvertent stall that occurred during the forced landing. Factors relating to this accident were the low airspeed, the uphill terrain, and the fence.
- [NTSB SEA01LA120](https://openairdocs.org/ntsb/SEA01LA120.md): Cessna 150L · Port Townsend, WA · Accident · No injuries · Limited investigation · Final report · Jun 20, 2001 · N19218 · Substantial damage
  > An improper decision by the pilot to initiate an evasive maneuver toward the ground at low altitude, resulting in a hard landing. A factor was the aircraft's low altitude.
- [NTSB CHI01LA179](https://openairdocs.org/ntsb/CHI01LA179.md): Cessna T310P · St. Cloud, MN · Accident · Serious injuries · Limited investigation · Final report · Jun 20, 2001 · N5883M · Substantial damage
  > the fuel starvation. Fuel management by the pilot was an additional cause. The muddy terrain was a contributing factor.
- [NTSB MIA01LA166](https://openairdocs.org/ntsb/MIA01LA166.md): Air Tractor AT-301 · Finley, TN · Accident · 1 fatal · Limited investigation · Final report · Jun 19, 2001 · N23672 · Destroyed
  > The failure of the pilot to maintain aircraft altitude control while on downwind leg of the landing pattern, resulting in an uncontrolled descent and in-flight collision with the terrain.
- [NTSB LAX01FA212](https://openairdocs.org/ntsb/LAX01FA212.md): Schultz Lancair IV-P · Flagstaff, AZ · Accident · 1 fatal · Field investigation · Final report · Jun 16, 2001 · N424E · Substantial damage
  > the builder's failure to install a fuel compartment vent in the right wing, affecting the total available fuel capacity, and resulting in the loss of engine power due to fuel starvation. A contributing factor was the pilot's intentional flight with a known…
- [NTSB CHI01LA166](https://openairdocs.org/ntsb/CHI01LA166.md): Piper PA-28-181 · Bloomington, IL · Accident · Minor injuries · Limited investigation · Final report · Jun 16, 2001 · N75238 · Substantial damage
  > The pilot's failure to maintain aircraft control during the visual approach for landing.
- [NTSB NYC01LA149](https://openairdocs.org/ntsb/NYC01LA149.md): Cessna 150 · Lincoln, ME · Accident · No injuries · Limited investigation · Final report · Jun 14, 2001 · N1525Q · Substantial damage
  > A loss of engine power for an undetermined reason.
- [NTSB MIA01FA162](https://openairdocs.org/ntsb/MIA01FA162.md): Beech C90 · Fort Lauderdale, FL · Accident · 1 fatal · Field investigation · Final report · Jun 14, 2001 · YV2466P · Destroyed
  > the pilot's failure to properly plan fuel consumption and to perform an en route refueling, resulting in a total loss of engine power due to fuel exhaustion while on downwind leg for landing at eventual destination, causing an emergency descent and collision…
- [NTSB LAX01FA207](https://openairdocs.org/ntsb/LAX01FA207.md): Piper PA-46-350P · Stockton, CA · Accident · No injuries · Field investigation · Final report · Jun 14, 2001 · N70SL · Destroyed
  > a loss of engine power for undetermined reasons. Also causal was the inadequate supervision of the flight by the CFI for allowing a simulated emergency maneuver to continue below an altitude which would not allow for recovery contingencies.
- [NTSB FTW01LA139](https://openairdocs.org/ntsb/FTW01LA139.md): Cessna 210M · Magnolia, TX · Accident · Serious injuries · Limited investigation · Final report · Jun 11, 2001 · N210BK · Substantial damage
  > the pilot's failure to maintain clearance over the wires while on final approach.
- [NTSB MIA01LA158](https://openairdocs.org/ntsb/MIA01LA158.md): Cessna 172M · Miami, FL · Accident · No injuries · Limited investigation · Final report · Jun 8, 2001 · N64429 · Substantial damage
  > The pilot's failure to maintain airspeed during a go-around resulting in the airplane stalling, descending uncontrolled, impacting the runway, and sliding off the runway and nosing over.
- [NTSB MIA01FA151](https://openairdocs.org/ntsb/MIA01FA151.md): Mooney M-20J · Monroe, NC · Accident · 3 fatal · Field investigation · Final report · Jun 6, 2001 · N4780H · Destroyed
  > The pilot in command’s failure to maintain airspeed while maneuvering to avoid objects, resulting in a stall/mush and collision with the terrain during uncontrolled descent. Contributing to the accident was the improper approach to land and his failure to…
- [NTSB ATL01LA065](https://openairdocs.org/ntsb/ATL01LA065.md): Piper PA-25-235 · Blakely, GA · Accident · Serious injuries · Limited investigation · Final report · Jun 5, 2001 · N9890P · Destroyed
  > The pilot's inadequate in-flight decision to go-around after a reported loss of right brake pressure during the landing roll resulted in the in-flight collision with trees.
- [NTSB ATL01LA062](https://openairdocs.org/ntsb/ATL01LA062.md): Cessna 172L · Picayune, MS · Accident · Minor injuries · Limited investigation · Final report · Jun 4, 2001 · N18PF · Substantial damage
  > The pilot's inflight fuel planning /decision that resulted in fuel starvation and a loss of engine power. A factor was the failure of the fuel transfer pump.
- [NTSB ANC01LA065](https://openairdocs.org/ntsb/ANC01LA065.md): Cessna 170B · Sand Point, AK · Accident · No injuries · Limited investigation · Final report · Jun 4, 2001 · N4659C · Substantial damage
  > The pilot's inadequate compensation for wind conditions while on approach, and the inadvertent stall of the airplane while attempting a go-around. A factor associated with the accident was a crosswind.
- [NTSB DEN01LA109](https://openairdocs.org/ntsb/DEN01LA109.md): 2001 Mcgirl Questair Venture · Ogden, UT · Accident · Serious injuries · Limited investigation · Final report · Jun 1, 2001 · N5QV · Destroyed
  > an in-flight fire, which originated from a fuel leak of unknown origin.
- [NTSB ANC01LA061](https://openairdocs.org/ntsb/ANC01LA061.md): Cessna 172 · Wasilla, AK · Accident · No injuries · Limited investigation · Final report · May 31, 2001 · N8054X · Destroyed
  > An undershoot due to the pilot's failure to maintain a proper glide path during a VFR final approach to landing. A factor in the accident was a downdraft.
- [NTSB DEN01LA106](https://openairdocs.org/ntsb/DEN01LA106.md): Enstrom F-28C · Elizabeth, CO · Accident · No injuries · Limited investigation · Final report · May 30, 2001 · N83GT · Substantial damage
  > the loss of engine power during approach for an undetermined reason. A contributing factor was the high density altitude.
- [NTSB SEA01LA105](https://openairdocs.org/ntsb/SEA01LA105.md): Cessna T210M · Portland, OR · Accident · No injuries · Limited investigation · Final report · May 27, 2001 · N761DL · Substantial damage
  > A burst hydraulic line and consequent total loss of hydraulic fluid from the landing gear, which disabled landing gear operation.
- [NTSB LAX01LA193](https://openairdocs.org/ntsb/LAX01LA193.md): Cessna 177RG · Pauma Valley, CA · Accident · Minor injuries · Limited investigation · Final report · May 27, 2001 · N8287G · Substantial damage
  > The pilot's intentional flight into instrument meteorological conditions and failure to maintain clearance from terrain during an approach for landing under visual flight rules.
- [NTSB IAD01LA059](https://openairdocs.org/ntsb/IAD01LA059.md): Piper PA-31-310 · Uniontown, OH · Accident · Serious injuries · Limited investigation · Final report · May 22, 2001 · N35WT · Substantial damage
  > Fuel exhaustion due to the pilot's failure to perform fuel calculations. A factor was the inboard fuel tank probes not being within the manufacturer's resistance limits, which resulted in inaccurate fuel gauges.
- [NTSB LAX01LA188](https://openairdocs.org/ntsb/LAX01LA188.md): Wright Avid Flyer · Show Low, AZ · Accident · No injuries · Limited investigation · Final report · May 20, 2001 · N214DW · Substantial damage
  > the pilot's failure to maintain control of the airplane during a go-around, which resulted in an in-flight collision with terrain and a nose down. A contributing factor was the turbulence.
- [NTSB SEA01LA098](https://openairdocs.org/ntsb/SEA01LA098.md): Cessna 172 · Rogersburg, WA · Accident · No injuries · Limited investigation · Final report · May 19, 2001 · N4053F · Substantial damage
  > The pilot's failure to maintain aircraft control while on final approach for landing. A tailwind was a factor.
- [NTSB NYC01FA127](https://openairdocs.org/ntsb/NYC01FA127.md): Beech C90 · Islip, NY · Accident · Serious injuries · Field investigation · Final report · May 18, 2001 · N270TC · Substantial damage
  > The pilot’s failure to activate the fuel transfer pumps in accordance with the check list, which resulted in fuel exhaustion.
- [NTSB FTW01LA121](https://openairdocs.org/ntsb/FTW01LA121.md): Eurocopter AS-350-B2 · Houston, TX · Accident · Minor injuries · Limited investigation · Final report · May 18, 2001 · N311TV · Substantial damage
  > the failure of the pilot to maintain control of the helicopter following an inadvertent deactivation of the hydraulic system, during final approach. A contributory factor was the unguarded hydraulic cut-off switch.
- [NTSB ATL01LA053](https://openairdocs.org/ntsb/ATL01LA053.md): Cessna P337H · Fort Lauderdale, FL · Accident · Minor injuries · Limited investigation · Final report · May 15, 2001 · N1013V · Substantial damage
  > The pilot's failure to pre-flight adequate fuel for the flight.
- [NTSB FTW01FA117](https://openairdocs.org/ntsb/FTW01FA117.md): Convair BT-13A · Odessa, TX · Accident · 2 fatal · Field investigation · Final report · May 14, 2001 · N66791 · Destroyed
  > the pilot's failure to maintain the minimum required airspeed for flight, which resulted in a loss of control while performing a go-around. A contributing factor to the accident was the gusty tailwind condition.
- [NTSB LAX01LA176](https://openairdocs.org/ntsb/LAX01LA176.md): Leonard Walters Avid Magnum · Lake Shasta, CA · Accident · No injuries · Limited investigation · Final report · May 13, 2001 · N21911 · Substantial damage
  > A loss of control on final approach due to encountering a strong wind gust and downdraft.
- [NTSB FTW01FA116](https://openairdocs.org/ntsb/FTW01FA116.md): Cessna 210K · Leakey, TX · Accident · 4 fatal · Field investigation · Final report · May 13, 2001 · N8246M · Destroyed
  > The pilot's failure to maintain obstacle clearance during a go-around, which resulted in the aircraft impacting a tree.
- [NTSB NYC01LA121](https://openairdocs.org/ntsb/NYC01LA121.md): Schweizer SGS 1-26E · New Milford, CT · Accident · Minor injuries · Limited investigation · Final report · May 12, 2001 · N33907 · Substantial damage
  > the student pilot's improper decision to fly northeast of the airport with winds from the southwest, and his subsequent diverted attention to the glider's proximity to the airport while he searched for thermals, which resulted in an off airport landing.
- [NTSB NYC01LA120](https://openairdocs.org/ntsb/NYC01LA120.md): Piper PA-32RT-300 · Ithaca, NY · Accident · Minor injuries · Limited investigation · Final report · May 12, 2001 · N36127 · Substantial damage
  > The pilot's failure to follow the published instrument approach procedure.
- [NTSB SEA01LA088](https://openairdocs.org/ntsb/SEA01LA088.md): Maule Air M-7-235 · Everett, WA · Accident · No injuries · Limited investigation · Final report · May 11, 2001 · N5669S · Substantial damage
  > A system failure for undetermined reasons while on final approach. The pilot's failure to maintain control of the aircraft was a factor.
- [NTSB SEA01LA087](https://openairdocs.org/ntsb/SEA01LA087.md): Piper PA-34-200 · Corvallis, OR · Accident · Serious injuries · Limited investigation · Final report · May 9, 2001 · N47GM · Destroyed
  > The student instructor's failure to maintain the airplane's minimum control airspeed during a practice single-engine approach, and the flight instructor's failure to direct or accomplish a timely go-around, resulting in loss of aircraft control with…
- [NTSB MIA01LA139](https://openairdocs.org/ntsb/MIA01LA139.md): Cessna 172F · Fort Pierce, FL · Accident · No injuries · Limited investigation · Final report · May 6, 2001 · N8664U · Substantial damage
  > a loss of engine power due to fuel exhaustion which resulted in a forced landing, and subsequent impact with a sign and a ditch.
- [NTSB LAX01LA174](https://openairdocs.org/ntsb/LAX01LA174.md): Schweizer SGS 1-34 · Adelanto, CA · Accident · Serious injuries · Limited investigation · Final report · May 5, 2001 · N7605 · Substantial damage
  > The pilot's stall/mush as a result of his inadequate airspeed and improperly planned final approach.
- [NTSB DEN01FA094](https://openairdocs.org/ntsb/DEN01FA094.md): Cessna 208B · Steamboat Spngs, CO · Accident · 1 fatal · Field investigation · Final report · May 5, 2001 · N948FE · Destroyed
  > an inadvertent stall during an instrument approach, which resulted in a loss of control. Contributing factors were the pilot's attention being diverted by an abnormal indication, conditions conducive to airframe icing, and the pilot's lack of total experience…
- [NTSB FTW01LA133](https://openairdocs.org/ntsb/FTW01LA133.md): Cessna 172M · Patterson, LA · Accident · No injuries · Limited investigation · Final report · May 4, 2001 · N5247R · Substantial damage
  > the pilot's failure to maintain control during the go-around. A contributing factor was the wind gust.
- [NTSB ANC01LA053](https://openairdocs.org/ntsb/ANC01LA053.md): Piper PA-32-300 · Chefornak, AK · Accident · No injuries · Limited investigation · Final report · May 3, 2001 · N4089W · Substantial damage
  > The pilot's inadvertent stall/mush during the final phase of the landing approach. A factor associated with the accident is a crosswind.
- [NTSB CHI01LA127](https://openairdocs.org/ntsb/CHI01LA127.md): Cessna 172M · Eveleth, MN · Accident · No injuries · Limited investigation · Final report · Apr 29, 2001 · N12891 · Substantial damage
  > The pilot's inadequate compensation for the crosswind conditions which resulted in the loss of aircraft control. Factors associated with the accident were the gusty crosswind condition, the pilot's lack of experience, and the trees which were contacted.
- [NTSB DEN01LA092](https://openairdocs.org/ntsb/DEN01LA092.md): Raven S55A · Albuquerque, NM · Accident · Minor injuries · Limited investigation · Final report · Apr 28, 2001 · N40555 · Substantial damage
  > the pilot's failure to maintain a visual lookout during approach. A contributing factor was the power lines.
- [NTSB FTW01FA104](https://openairdocs.org/ntsb/FTW01FA104.md): Cessna 402B · Del Rio, TX · Accident · 1 fatal · Field investigation · Final report · Apr 26, 2001 · N80Q · Destroyed
  > the loss of control due to a jammed trim tab, which resulted from the failure of maintenance personnel to properly secure the trim tab actuator rod when installing a replacement elevator.
- [NTSB DEN01LA091](https://openairdocs.org/ntsb/DEN01LA091.md): Bellanca BL17-30 · Columbus, NM · Accident · No injuries · Limited investigation · Final report · Apr 26, 2001 · N6671V · Substantial damage
  > The impact with terrain following an inadvertent stall/mush by the pilot during a go-around. A contributing factor was a dust devil.
- [NTSB SEA01LA077](https://openairdocs.org/ntsb/SEA01LA077.md): Cessna 172S · Renton, WA · Accident · No injuries · Limited investigation · Final report · Apr 24, 2001 · N435SP · Substantial damage
  > A Canadian goose which crossed the aircraft's flight path and impacted the left wing during the aircraft's final approach.
- [NTSB NYC01LA103](https://openairdocs.org/ntsb/NYC01LA103.md): Cessna 177 · Hampton, NH · Accident · No injuries · Limited investigation · Final report · Apr 22, 2001 · N3117T · Substantial damage
  > The pilot's inadvertent encounter with a downdraft, which resulted in a collision with trees. A factor related to the accident were the downdraft wind conditions.
- [NTSB MIA01LA134](https://openairdocs.org/ntsb/MIA01LA134.md): David G. Holmes Bensen Gyrocopter · Troy, AL · Accident · No injuries · Limited investigation · Final report · Apr 22, 2001 · N218DH · Substantial damage
  > The failure of the pilot to maintain airspeed during the approach resulting in a hard landing. A contributing factor in the accident was the loss of engine power during final approach due to undetermined reasons.
- [NTSB NYC01LA099](https://openairdocs.org/ntsb/NYC01LA099.md): Piper PA-28-161 · Winchester, VA · Accident · No injuries · Limited investigation · Final report · Apr 21, 2001 · N286FT · Substantial damage
  > The pilot's inadequate fuel management, which resulted in fuel starvation.
- [NTSB SEA01LA074](https://openairdocs.org/ntsb/SEA01LA074.md): Aviat A-1B · Hagerman, ID · Accident · No injuries · Limited investigation · Final report · Apr 17, 2001 · N440PS · Substantial damage
  > The pilot's failure to maintain proper runway alignment during an attempted go-around, resulting in an inflight collision with a wind sock. Factors were a short runway/landing area condition, the pilot's excessive airspeed on final approach, and the wind sock.
- [NTSB CHI01FA117](https://openairdocs.org/ntsb/CHI01FA117.md): Beech F35 · Oshkosh, WI · Accident · 1 fatal · Field investigation · Final report · Apr 17, 2001 · N888SM · Destroyed
  > The pilot's failure to maintain adequate airspeed which resulted in a stall. The low altitude was a contributing factor.
- [NTSB NYC01LA098](https://openairdocs.org/ntsb/NYC01LA098.md): Fobes CGS Hawk Plus · West Middlesex, PA · Accident · Minor injuries · Limited investigation · Final report · Apr 8, 2001 · UNREG · Destroyed
  > The partial loss of engine power, for undetermined reasons. Factors included the headwinds on base leg, and the unsuitable terrain for a forced landing.
- [NTSB DEN01FA082](https://openairdocs.org/ntsb/DEN01FA082.md): Sandell Zenith CH 200 · Canon City, CO · Accident · 2 fatal · Field investigation · Final report · Apr 8, 2001 · N49DE · Destroyed
  > the pilot in command inadvertently allowing the airplane to stall/spin. Contributing factors were the pilot's total lack of experience in airplane make/model, and high wind conditions.

Next page: https://openairdocs.org/ntsb-phases/500/cases.md?page=99

## 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 = 500)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/500/cases?page=98

---
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.