# 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 193 of 718 · 35,885 cases

## Cases, newest first

- [NTSB MIA98LA165](https://openairdocs.org/ntsb/MIA98LA165.md): Cessna 172RG · Roberta, GA · Accident · No injuries · Limited investigation · Final report · May 17, 1998 · N6562V · Substantial damage
  > The pilot's inadequate compliance with the emergency procedures for his failure to completely pump the main landing gear into the down and locked position. Contributing to the accident was the reported loss of electrical power for undetermined reasons.
- [NTSB CHI98LA157](https://openairdocs.org/ntsb/CHI98LA157.md): Great Lakes 2T-1A-2 · Tower, MN · Accident · No injuries · Limited investigation · Final report · May 17, 1998 · N3803F · Substantial damage
  > the pilot's inadequate preflight of the airplane's fuel system, and fuel exhaustion, which resulted in a loss of engine power, due to an inadequate supply of fuel.
- [NTSB MIA98LA164](https://openairdocs.org/ntsb/MIA98LA164.md): Cessna 172P · Fort Myers, FL · Accident · No injuries · Limited investigation · Final report · May 16, 1998 · N63012 · Substantial damage
  > The pilot's inadequate inflight decision and her selection of unsuitable terrain to conduct a precautionary landing.
- [NTSB MIA98LA163](https://openairdocs.org/ntsb/MIA98LA163.md): Nanchang CJ-6A · Pageland, SC · Accident · Serious injuries · Limited investigation · Final report · May 16, 1998 · N158T · Substantial damage
  > Was the inadvertent stall of the airplane by the pilot-in-command while attempting to clear trees beneath the airplane during the descent for the forced landing. Contributing to the accident was the partial loss of engine power due to separation of the No.9…
- [NTSB CHI98FA153](https://openairdocs.org/ntsb/CHI98FA153.md): Commander 114-B · Lagrange, WI · Accident · 4 fatal · Field investigation · Final report · May 15, 1998 · N6059C · Destroyed
  > the pilot not maintaining aircraft control during cruise flight and exceeding the airplane's design stress limits. Factors in this accident was the pilot's lack of total experience in the airplane and the clouds.
- [NTSB ANC98FA048](https://openairdocs.org/ntsb/ANC98FA048.md): Cessna 172M · Palmer, AK · Accident · 2 fatal · Field investigation · Final report · May 15, 1998 · N9212H · Substantial damage
  > The pilot's intentional flight into known adverse weather conditions. Contributing factors were the terrain induced turbulence, clouds, the pilot's overconfidence in his abilities, and mountainous terrain conditions.
- [NTSB MIA98LA161](https://openairdocs.org/ntsb/MIA98LA161.md): Revolution MINI-500 · Villa Rica, GA · Accident · No injuries · Limited investigation · Final report · May 13, 1998 · N355RM · Substantial damage
  > The pilot's choice of landing area during a precautionary landing adjacent to the runway. This resulted in an in-flight collision of the left skid with a rock during a cyclic flare, loss of directional control, and subsequent collision of the main rotor blade…
- [NTSB CHI98LA154](https://openairdocs.org/ntsb/CHI98LA154.md): Fokker F-28 MK100 · Ft. Wayne, IN · Accident · Serious injuries · Limited investigation · Final report · May 13, 1998 · N1400H · No damage
  > In-flight encounter with turbulence.
- [NTSB CHI98LA150](https://openairdocs.org/ntsb/CHI98LA150.md): Cessna A185F · Isanti, MN · Accident · No injuries · Limited investigation · Final report · May 13, 1998 · N7140H · Substantial damage
  > the soft terrain condition. A factor was the failure of the crankshaft.
- [NTSB IAD98FA054](https://openairdocs.org/ntsb/IAD98FA054.md): Beech A36 · Davis, WV · Accident · 4 fatal · Field investigation · Final report · May 12, 1998 · N72141 · Destroyed
  > The pilot's spatial disorientation, his subsequent loss of control of the airplane, and his overload of the horizontal stabilizer during a recovery attempt. Factors include the pilot's continued flight into icing conditions, his lack of airspeed control, and…
- [NTSB MIA98LA158](https://openairdocs.org/ntsb/MIA98LA158.md): David McElhannon Avid MK. 4 · Elberton, GA · Accident · No injuries · Limited investigation · Final report · May 11, 1998 · N117DK · Substantial damage
  > A loss of engine power due to a failed combustion assembly, expansion seal.
- [NTSB SEA98TA074](https://openairdocs.org/ntsb/SEA98TA074.md): Bell UH-1H · Naches, WA · Accident · Minor injuries · Final report · May 9, 1998 · N345SC · Substantial damage
  > Loss of engine power for undetermined reasons.
- [NTSB MIA98LA154](https://openairdocs.org/ntsb/MIA98LA154.md): Bell 47G-2 · Fort Walton Bch, FL · Accident · Minor injuries · Limited investigation · Final report · May 9, 1998 · N6714D · Substantial damage
  > The loss of engine power for undetermined reasons.
- [NTSB LAX98LA181](https://openairdocs.org/ntsb/LAX98LA181.md): Piper J3C-65 · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · May 9, 1998 · N7447H · Substantial damage
  > Failure of a weld in the engine's throttle control support assembly due to inadequate maintenance which was the ultimate responsibility of the owner-pilot. Contributing factors were the presence of rough terrain, the lack of a suitable forced landing site,…
- [NTSB MIA98LA159](https://openairdocs.org/ntsb/MIA98LA159.md): Piper PA-28-140 · Luvurne, AL · Accident · No injuries · Limited investigation · Final report · May 8, 1998 · N8218N · Substantial damage
  > The loss of engine power due to a leaking engine oil seal, resulting in a forced landing, and subsequent impact with the ground. A factor in this accident was improper maintenance and checks after rebuilding and reinstalling the airplane's engine.
- [NTSB IAD98LA055](https://openairdocs.org/ntsb/IAD98LA055.md): Cessna 177B · Prattsville, OH · Accident · No injuries · Limited investigation · Final report · May 8, 1998 · N904DS · Substantial damage
  > the pilot's inadequate preflight inspection and the inadequate fuel consumption calculations, which resulted in fuel exhaustion, loss of engine power, and a forced landing. Uneven terrain in the forced landing area was a related factor.
- [NTSB FTW98IA208](https://openairdocs.org/ntsb/FTW98IA208.md): Boeing 727-25C · Colorado Sprngs, CO · Incident · No injuries · Incident investigation · Final report · May 8, 1998 · N116FE · Minor damage
  > An inadvertent inflight collision with a flock of large birds.
- [NTSB DCA98MA045](https://openairdocs.org/ntsb/DCA98MA045.md): Douglas DC-9-32 · Calhoun, GA · Accident · Serious injuries · Major investigation · Final report · May 7, 1998 · N948VV · Substantial damage
  > The failure of the flight crew to maintain adequate separation from hazardous meteorological conditions. Factors contributing to the accident were: (1) the failure of AirTran Airlines to provide adequate crewmember training and guidance regarding hazardous…
- [NTSB MIA98LA150](https://openairdocs.org/ntsb/MIA98LA150.md): Piper PA-22-150 · Woodstock, GA · Accident · No injuries · Limited investigation · Final report · May 6, 1998 · N3900P · Substantial damage
  > The pilot's failure to establish a positive climb to outclimb obstacle (tree) and his decision to execute a takeoff with a tailwind.
- [NTSB IAD98LA051](https://openairdocs.org/ntsb/IAD98LA051.md): Cessna P210N · Chesterfield, VA · Accident · Serious injuries · Limited investigation · Final report · May 6, 1998 · N4543K · Destroyed
  > The pilot's inadequate in-flight planning/decision which led to fuel exhaustion and subsequent loss of engine power.
- [NTSB LAX98FA154](https://openairdocs.org/ntsb/LAX98FA154.md): Mooney M20K · Bakersfield, CA · Accident · 1 fatal · Field investigation · Final report · May 5, 1998 · N231BY · Destroyed
  > The pilot's operation of the airplane at a speed well in excess of it's designed never exceed speed that resulted in elevator flutter and in-flight failure of the airplane. Turbulence and icing conditions were factors in the accident.
- [NTSB LAX98FA153](https://openairdocs.org/ntsb/LAX98FA153.md): Beech G33 · Crestline, CA · Accident · 1 fatal · Field investigation · Final report · May 5, 1998 · N9471Q · Destroyed
  > the pilot's intentional flight into known instrument weather conditions while operating VFR.
- [NTSB CHI98LA139](https://openairdocs.org/ntsb/CHI98LA139.md): Piper PA-28R-200 · East Hannibal, IL · Accident · No injuries · Limited investigation · Final report · May 3, 1998 · N75306 · Substantial damage
  > the pilot's inadequate preflight planning/preparation, and his improper in-flight planning/decision. A factor was fuel exhaustion.
- [NTSB CHI98LA138](https://openairdocs.org/ntsb/CHI98LA138.md): Cessna 150H · Benton, KS · Accident · No injuries · Limited investigation · Final report · May 3, 1998 · N6977S · Substantial damage
  > the pilot's failure to assure an adequate fuel supply to complete the flight by refueling the airplane en route resulting in fuel exhaustion. A factor was the hedgerow which was contacted during the landing and the dark night conditions.
- [NTSB ATL98LA073](https://openairdocs.org/ntsb/ATL98LA073.md): Quad City Ultralight Challenger II · Savannah, GA · Accident · 1 fatal · Limited investigation · Final report · May 3, 1998 · UNREG · Destroyed
  > In flight collision with terrain for undetermined reasons. A contributing factor was the pilot's lack of familiarity with the aircraft.
- [NTSB LAX98LA151](https://openairdocs.org/ntsb/LAX98LA151.md): Luscombe 8E · Auburn, CA · Accident · No injuries · Limited investigation · Final report · May 2, 1998 · N2435K · Substantial damage
  > The pilot's improper use of carburetor heat and the rough/uneven (furrowed) terrain. A contributing factor was carburetor icing conditions.
- [NTSB ATL98LA070](https://openairdocs.org/ntsb/ATL98LA070.md): Bellanca BL-17-30A · Brewton, AL · Accident · No injuries · Limited investigation · Final report · May 1, 1998 · N6645V · Substantial damage
  > Improper maintenance procedures used to overhaul the engine, which led to the crankshaft failure. Contributing to the severity of the accident was the fence.
- [NTSB ATL98LA069](https://openairdocs.org/ntsb/ATL98LA069.md): Piper PA-32-300 · Panama City, FL · Accident · Minor injuries · Limited investigation · Final report · May 1, 1998 · N4121W · Substantial damage
  > The engine crankshaft fracturing, leading to total powerplant failure. Contributing to the severity of the accident was a utility pole.
- [NTSB NYC98LA104](https://openairdocs.org/ntsb/NYC98LA104.md): Hispano Aviacion HA200B Saeta · Xenia, OH · Accident · 2 fatal · Limited investigation · Final report · Apr 29, 1998 · N9108Q · Destroyed
  > The pilot's failure to maintain altitude clearance with trees after an improper decision to perform low level aerobatics.
- [NTSB IAD98LA050](https://openairdocs.org/ntsb/IAD98LA050.md): McClead Varieze · Middlebury, CT · Accident · Minor injuries · Limited investigation · Final report · Apr 29, 1998 · N728RJ · Destroyed
  > the pilot's inadequate preflight when he did not secure the right wing fuel tank cap which led to fuel exhaustion.
- [NTSB CHI98IA136](https://openairdocs.org/ntsb/CHI98IA136.md): Robinson R22 Beta · Franklin, WI · Incident · No injuries · Incident investigation · Final report · Apr 27, 1998 · N8331F · Minor damage
  > The mechanic's failure to follow the manufacturer's maintenance rebuilding instructions.
- [NTSB FTW98FA393](https://openairdocs.org/ntsb/FTW98FA393.md): Cessna T310R · Pie Town, NM · Accident · 1 fatal · Field investigation · Final report · Apr 26, 1998 · N467DL · Destroyed
  > The pilot's continuing VFR flight into instrument meteorological conditions. Contributing factors were weather conditions, that included clouds, and mountainous terrain.
- [NTSB NYC98LA098](https://openairdocs.org/ntsb/NYC98LA098.md): Masak Scimitar · Hardscrabble, VA · Accident · No injuries · Limited investigation · Final report · Apr 25, 1998 · N102PX · Substantial damage
  > The pilots encounter with an unexpected downdraft.
- [NTSB ANC98LA041](https://openairdocs.org/ntsb/ANC98LA041.md): Cessna 170B · Kenai, AK · Accident · No injuries · Limited investigation · Final report · Apr 25, 1998 · N2692D · Substantial damage
  > A failure of the number six cylinder rod bearing and connecting rod cap for undetermined reasons. Factors in the accident were snow covered terrain that was unsuitable for a forced landing.
- [NTSB ANC98LA040](https://openairdocs.org/ntsb/ANC98LA040.md): Cessna 207A · Scammon Bay, AK · Accident · Minor injuries · Limited investigation · Final report · Apr 22, 1998 · N7438U · Substantial damage
  > The pilot's continued VFR flight into instrument meteorological conditions. Factors in the accident were low ceilings, and whiteout conditions.
- [NTSB SEA98LA065](https://openairdocs.org/ntsb/SEA98LA065.md): Kaman K-1200 · La Grande, OR · Accident · No injuries · Limited investigation · Final report · Apr 21, 1998 · N224GM · Substantial damage
  > The pilot's inadvertent shutdown of the engine with the FUEL/OIL shutoff switch. Contributing to the accident were: the manufacturer's inadequate location and design of the FUEL/OIL shutoff switch; the FAA's inadequate determination of the type design's…
- [NTSB MIA98LA140](https://openairdocs.org/ntsb/MIA98LA140.md): Piper PA-46-310P · Beaufort, SC · Accident · No injuries · Limited investigation · Final report · Apr 20, 1998 · N77DE · Substantial damage
  > The partial loss of engine power for undetermined reasons.
- [NTSB DCA98IA035](https://openairdocs.org/ntsb/DCA98IA035.md): Airbus Industrie A300-600 · Atlantic Ocean (Atlantic Ocean) · Incident · No injuries · Incident investigation · Final report · Apr 20, 1998 · N33069
  > Malfunction of the primary navigation system for undetermined reasons.
- [NTSB NYC98LA096](https://openairdocs.org/ntsb/NYC98LA096.md): Beech C-50 · Ford, VA · Accident · No injuries · Limited investigation · Final report · Apr 19, 1998 · N377B · Substantial damage
  > A loss of engine power simultaneously on both engines as reported by the pilot, for undetermined reasons.
- [NTSB FTW98FA186](https://openairdocs.org/ntsb/FTW98FA186.md): Foster/Hilsman Q2 · Siloam Springs, AR · Accident · 2 fatal · Field investigation · Final report · Apr 19, 1998 · N996DT · Destroyed
  > The pilot's failure to maintain aircraft control during the forced landing. Factors were the failure of the #4 cylinder head which resulted in a partial loss of engine power and the co-owners/builders' failure to perform a condition inspection of the…
- [NTSB CHI98LA129](https://openairdocs.org/ntsb/CHI98LA129.md): Good Velocity · Romulus, MI · Accident · 1 fatal · Limited investigation · Final report · Apr 19, 1998 · N234Q · Destroyed
  > improper planning/decision by the pilot, by using the airplane in an illegal activity and allowing the fuel to be exhausted before landing. Factors relating to this accident were: the pilot being under pressure to reach his destination with his illegal cargo,…
- [NTSB NYC98FA094](https://openairdocs.org/ntsb/NYC98FA094.md): Boeing 747-200 · Atlantic Ocean (Atlantic Ocean) · Accident · Serious injuries · Field investigation · Final report · Apr 18, 1998 · N623FF · Minor damage
  > The injured passengers failure to follow the directions to fasten their seat belts, prior to an encounter with clear air turbulence.
- [NTSB ATL98LA062](https://openairdocs.org/ntsb/ATL98LA062.md): Stewart 51 S-51D · Vero Beach, FL · Accident · No injuries · Limited investigation · Final report · Apr 18, 1998 · N51S · Substantial damage
  > The maintenance personnel failure to remove a plastic plug from the oil tank breather that resulted in the rupture of the engine oil tank. Factors were, a tailwind during the emergency landing, and a ditch on the departure end of the runway.
- [NTSB FTW98FA185](https://openairdocs.org/ntsb/FTW98FA185.md): Young Glasair III · St. Martinville, LA · Accident · 2 fatal · Field investigation · Final report · Apr 17, 1998 · N238BC · Destroyed
  > The pilot's failure to maintain control of the aircraft as a result of VFR flight into instrument meteorological conditions and flight into known adverse weather conditions. Contributing factors were turbulence, clouds, dark night and lack of an instrument…
- [NTSB CHI98LA128](https://openairdocs.org/ntsb/CHI98LA128.md): Jaeger Sonerai II-L · Bicknell, IN · Accident · Minor injuries · Limited investigation · Final report · Apr 17, 1998 · N247RJ · Destroyed
  > The pilot misjudged his altitude and airspeed during an emergency landing attempt. Factors associated with this accident were a manufacturing defect in the magneto drive coupling and a total failure of the ignition system.
- [NTSB NYC98GA093](https://openairdocs.org/ntsb/NYC98GA093.md): McDonnell Douglas 500E · Columbus, OH · Accident · No injuries · Final report · Apr 13, 1998 · N551CP · Substantial damage
  > loss of engine power for undetermined reason(s). Related factors were: lack of suitable terrain for an emergency landing; and high obstructions in the forced landing area.
- [NTSB FTW98LA182](https://openairdocs.org/ntsb/FTW98LA182.md): Froberg Rotorway Executive · Sand Springs, OK · Accident · No injuries · Limited investigation · Final report · Apr 13, 1998 · N71RF · Destroyed
  > The failure of the owner/pilot to complete maintenance on the helicopter.
- [NTSB CHI98LA125](https://openairdocs.org/ntsb/CHI98LA125.md): Beech B35 · Bentonville, AR · Accident · No injuries · Limited investigation · Final report · Apr 13, 1998 · N5246C · Substantial damage
  > the damage to the empennage was due to flutter.
- [NTSB CHI98LA120](https://openairdocs.org/ntsb/CHI98LA120.md): Rodgers Raven · Brandt, SD · Accident · 2 fatal · Limited investigation · Final report · Apr 11, 1998 · N17JR · Destroyed
  > The pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall. A factor contributing to this accident was the pilot's lack of experience in the airplane.
- [NTSB FTW98LA177](https://openairdocs.org/ntsb/FTW98LA177.md): Cessna 182E · Las Cruces, NM · Accident · Minor injuries · Limited investigation · Final report · Apr 8, 1998 · N3086Y · Substantial damage
  > the pilot's improper use of (or failure to use) carburetor heat, which resulted in carburetor ice, loss of engine power, and a forced landing. Related factors were: the carburetor icing (weather) conditions, and the lack of suitable terrain for a forced…

Next page: https://openairdocs.org/ntsb-phases/400/cases.md?page=194

## 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=193

---
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.