# 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 266 of 718 · 35,885 cases

## Cases, newest first

- [NTSB FTW91FA060](https://openairdocs.org/ntsb/FTW91FA060.md): Cessna 172M · Flippin, AR · Accident · 2 fatal · Field investigation · Final report · Apr 4, 1991 · N4416R · Destroyed
  > The pilot's attempted VFR flight in instrument meteorological conditions and his failure to maintain altitude.
- [NTSB CHI91DCG01](https://openairdocs.org/ntsb/CHI91DCG01.md): Akins Stinger · Blairstown, MO · Accident · 1 fatal · Final report · Apr 4, 1991 · N7XR · Destroyed
  > An inflight breakup after the pilot encountered weather, lost control inflight, & exceeded the design limits of the airplane. A factor was the pilot's decision to fly into known adverse weather.
- [NTSB ANC91LA047](https://openairdocs.org/ntsb/ANC91LA047.md): Cessna 180F · Yukon River, AK · Accident · No injuries · Limited investigation · Final report · Apr 4, 1991 · N2117Z · Substantial damage
  > A carburetor fuel leak due to inadequate annual inspection. Contributing to the accident was the snow covered terrain.
- [NTSB MIA91LA115](https://openairdocs.org/ntsb/MIA91LA115.md): Piper PA-28-181 · Vero Beach, FL · Accident · No injuries · Limited investigation · Final report · Apr 3, 1991 · N8156E · Substantial damage
  > Failure of maintenance personnel to follow directions of a service bulletin during the major overhaul of the engine. This resulted in failure to detect a foreign object under the crankshaft gear. As a result the crankshaft gear became loose and quit turning…
- [NTSB BFO91LA042](https://openairdocs.org/ntsb/BFO91LA042.md): Beech P35 · Gilbertsville, KY · Accident · No injuries · Limited investigation · Final report · Apr 3, 1991 · N1476G · Substantial damage
  > The pilot's failue to ensure the gear was fully extended during a precautionary landing after the loss of electrical power for undetermined reasons.
- [NTSB NYC91FA099](https://openairdocs.org/ntsb/NYC91FA099.md): Piper PA-32-260 · Naples, NY · Accident · 2 fatal · Field investigation · Final report · Apr 2, 1991 · N3667W · Destroyed
  > Flight by the pilot into known icing conditions, which resulted in structural (wing) ice and subsequent loss of aircraft control. The weather condition was a related factor.
- [NTSB LAX91LA172](https://openairdocs.org/ntsb/LAX91LA172.md): Hughes 369C · Papua, Papua New Guinea · Accident · Minor injuries · Limited investigation · Final report · Apr 2, 1991 · N9227F · Destroyed
  > The loss of control of the helicopter due to a restriction of the cyclic control system.
- [NTSB LAX91LA154](https://openairdocs.org/ntsb/LAX91LA154.md): Mooney M-20E · Lee Vining, CA · Accident · 1 fatal · Limited investigation · Final report · Apr 2, 1991 · N1941Y · Destroyed
  > The failure of the pilot to maintain adequate altitude to clear mountainous terrain. Contributing to the accident was pilot fatigue due to a lengthy cross country flight.
- [NTSB FTW91DPG03](https://openairdocs.org/ntsb/FTW91DPG03.md): Grumman G-164A · Earle, AR · Accident · No injuries · Final report · Apr 2, 1991 · N5336 · Substantial damage
  > A power loss for undetrmined reasons. A factor was the muddy/soft terrain in which the forced landing was performed.
- [NTSB ATL91LA075](https://openairdocs.org/ntsb/ATL91LA075.md): Cessna 150M · Pollocksville, NC · Accident · Minor injuries · Limited investigation · Final report · Apr 1, 1991 · N45150 · Substantial damage
  > Failure of the pilot to maintain adequate airspeed, which resulted in a stall/spin.
- [NTSB ANC91LA044](https://openairdocs.org/ntsb/ANC91LA044.md): Aeronca 15AC · Kotzebue, AK · Accident · No injuries · Limited investigation · Final report · Apr 1, 1991 · N1376H · Substantial damage
  > Fuel contamination (water) in both fuel tanks and fuel lines.
- [NTSB ANC91LA049](https://openairdocs.org/ntsb/ANC91LA049.md): Piper PA-18-150 · Alexander Creek, AK · Accident · No injuries · Limited investigation · Final report · Mar 31, 1991 · N1988P · Substantial damage
  > The engine failure resulting from fuel screen contamination. A factor was the lack of suitable terrain for the forced landing.
- [NTSB NYC91LA096](https://openairdocs.org/ntsb/NYC91LA096.md): Cessna 172N · Bar Harbor, ME · Accident · Serious injuries · Limited investigation · Final report · Mar 30, 1991 · N2899E · Substantial damage
  > The engine lost power for an undetermined reason.
- [NTSB LAX91LA150](https://openairdocs.org/ntsb/LAX91LA150.md): Beech A35 · Hilt, CA · Accident · No injuries · Limited investigation · Final report · Mar 30, 1991 · N584B · Substantial damage
  > The application of a sealant instead of a lubricant to the internal 'o' rings seals in the fuel selector by maintenance personnel. Factors contributing to the accident were the pilot's inability to select a fuel source and fuel starvation that resulted in an…
- [NTSB LAX91LA148](https://openairdocs.org/ntsb/LAX91LA148.md): Piper PA-23-250 · Jean, NV · Accident · Minor injuries · Limited investigation · Final report · Mar 30, 1991 · N99255 · Substantial damage
  > Fuel starvation due to the improper fuel management (positioning of the fuel selector) by the pilot, and his improper emergency procedures. The pilot's lack of experience in this make and model of aircraft was a related factor.
- [NTSB ATL91FA073](https://openairdocs.org/ntsb/ATL91FA073.md): Piper PA-24-250 · Franklin, TN · Accident · 1 fatal · Field investigation · Final report · Mar 30, 1991 · N7457P · Destroyed
  > The pilot's failure to select a proper fuel tank for flight, resulting in fuel starvation to the engine, and subsequent engine stoppage. Factors were the pilot's inadequate evaluation of the weather conditions along his route of flight, and his flight into…
- [NTSB SEA91LA074](https://openairdocs.org/ntsb/SEA91LA074.md): Cessna 180 · Friday Harbor, WA · Accident · Minor injuries · Limited investigation · Final report · Mar 29, 1991 · N2601Y · Substantial damage
  > The pilot's failure to maintain a proper climb gradient and rate as a result of his inadequate compensation for wind conditions.
- [NTSB SEA91FA076](https://openairdocs.org/ntsb/SEA91FA076.md): Piper PA-24-250 · Chehalis, WA · Accident · 1 fatal · Field investigation · Final report · Mar 28, 1991 · N6044P · Destroyed
  > A loss of engine power due to an improper overhaul.
- [NTSB LAX91LA149](https://openairdocs.org/ntsb/LAX91LA149.md): Beech V-35-A · Superior, AZ · Accident · Minor injuries · Limited investigation · Final report · Mar 28, 1991 · N9462S · Destroyed
  > Visual flight into instrument meteorological conditions.
- [NTSB DEN91LA055](https://openairdocs.org/ntsb/DEN91LA055.md): Cessna 150J · Watkins, CO · Accident · Serious injuries · Limited investigation · Final report · Mar 28, 1991 · N51100 · Substantial damage
  > Loss of engine power for an undetermined reason, and failure of the pilot to maintain airspeed during the forced landing, which resulted in a stall/mush.
- [NTSB BFO91LA035](https://openairdocs.org/ntsb/BFO91LA035.md): Piper PA-28-151 · Martinsburg, WV · Accident · Serious injuries · Limited investigation · Final report · Mar 27, 1991 · N8738E · Destroyed
  > Fuel exhaustion which resulted in the loss of engine power.
- [NTSB ATL91LA072](https://openairdocs.org/ntsb/ATL91LA072.md): Cessna 182D · Greer, SC · Accident · Serious injuries · Limited investigation · Final report · Mar 27, 1991 · N9884X · Substantial damage
  > The pilot's improper planning/decision, which resulted in fuel exhaustion due to an inadequate supply of fuel.
- [NTSB NYC91LA094](https://openairdocs.org/ntsb/NYC91LA094.md): Cessna T210N · Milleville, NJ · Accident · Minor injuries · Limited investigation · Final report · Mar 25, 1991 · N6237Y · Substantial damage
  > The total loss of engine power caused by mechanical failure, which resulted in the pilot landing the airplane on unsuitable terrain.
- [NTSB MIA91LA109](https://openairdocs.org/ntsb/MIA91LA109.md): Cessna 150M · Crystal River, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 25, 1991 · N704SN · Substantial damage
  > The loss of power because of oil pump failure due to contamination. Unknown maintenance personnel performed a component change without using appropriate publications and procedures and failed to clean contaminants from the engine.
- [NTSB FTW91LA056](https://openairdocs.org/ntsb/FTW91LA056.md): Cessna 150F · Floresville, TX · Accident · Minor injuries · Limited investigation · Final report · Mar 24, 1991 · N383VU · Substantial damage
  > The failure of the engine due to a jammed valve, incorrect maintenance procedures, and the pilot's improper compensation for the existing wind conditions. A factor was the tailwind.
- [NTSB NYC91LA092](https://openairdocs.org/ntsb/NYC91LA092.md): Piper PA-23-160 · Westbrook, ME · Accident · No injuries · Limited investigation · Final report · Mar 23, 1991 · N4155P · Substantial damage
  > Improper emergency procedures by the pilot. Factors related to the accident were: the pilot's lack of experience and flight time in type of airplane, the pilots decision to take an airplane with a known mechanical defect, a leaky accelerator pump seal on the…
- [NTSB CHI91LA115](https://openairdocs.org/ntsb/CHI91LA115.md): Boeing 727-222 · Buffalo, NY · Accident · Serious injuries · Limited investigation · Final report · Mar 23, 1991 · N7449U · No damage
  > A clear air turbulence encounter.
- [NTSB LAX91FA173](https://openairdocs.org/ntsb/LAX91FA173.md): Cessna 182F · Young, AZ · Accident · 4 fatal · Field investigation · Final report · Mar 22, 1991 · N3458U · Destroyed
  > The pilot's inadequate in-flight decision to continue VFR flight into instrument meteorological conditions and the loss of control of the airplane resulting in an inflight collision with terrain.
- [NTSB BFO91LA033](https://openairdocs.org/ntsb/BFO91LA033.md): Cessna 172 · Hagerstown, MD · Accident · No injuries · Limited investigation · Final report · Mar 22, 1991 · N5241D · Substantial damage
  > Worn camshaft lobes which resulted in the loss of engine power.
- [NTSB ATL91FA069](https://openairdocs.org/ntsb/ATL91FA069.md): Piper PA-28R-200 · Ashland, AL · Accident · 4 fatal · Field investigation · Final report · Mar 22, 1991 · N7523C · Destroyed
  > Continued VFR flight by the pilot into instrument meteorological conditions (IMC), and his failure to maintain sufficience altitude/clearance above the wooded terrain. Factors related to the accident were: the adverse weather conditions, high terrain, and the…
- [NTSB NYC91FA095](https://openairdocs.org/ntsb/NYC91FA095.md): Cessna 120 · Simsbury, CT · Accident · 2 fatal · Field investigation · Final report · Mar 21, 1991 · N4117N · Destroyed
  > The pilot's intentional flight into terrain. Contributing to the accident were psychological conditions.
- [NTSB LAX91FA138](https://openairdocs.org/ntsb/LAX91FA138.md): Piper PA-28R-201T · Vacaville, CA · Accident · 2 fatal · Field investigation · Final report · Mar 20, 1991 · N2776M · Destroyed
  > The pilot's continued VFR flight at night under low clouds, and his failure to maintain sufficient altitude over rising terrain. Factors related to the accident were: darkness, the adverse weather and terrain conditions, and the controller's inaccurate…
- [NTSB LAX91LA135](https://openairdocs.org/ntsb/LAX91LA135.md): Mooney M20D · Herlong, CA · Accident · No injuries · Limited investigation · Final report · Mar 18, 1991 · N1921Y · Substantial damage
  > The inadequate preparation of the propeller during overhaul. The installation of an improper pitched propeller and the fatigue failure of the propeller blade emanating from corrosion were factors in the accident.
- [NTSB DEN91LA053](https://openairdocs.org/ntsb/DEN91LA053.md): Rockwell 112B · Nederland, CO · Accident · Serious injuries · Limited investigation · Final report · Mar 18, 1991 · N1241J · Substantial damage
  > Deteriorated ignition harness and ignition lead arcing. Factors were the high density altitude and lack of suitable terrain for the forced landing.
- [NTSB ATL91FA067](https://openairdocs.org/ntsb/ATL91FA067.md): Piper PA-28-201T · Hamilton, NC · Accident · 2 fatal · Field investigation · Final report · Mar 18, 1991 · N2871H · Destroyed
  > The pilot's improper use of equipment which affected the operation of the standby vacuum pump, the pilot's loss of aircraft control after experiencing spatial disorientation, and his exceeding the design stress limits of the aircraft. Factors related to the…
- [NTSB MIA91MA100](https://openairdocs.org/ntsb/MIA91MA100.md): Piper PA-46-310P · Bronson, FL · Accident · 4 fatal · Major investigation · Final report · Mar 17, 1991 · N9112K · Destroyed
  > The pilot's failure to activate the pitot heat before ascending above the freezing level in instrument meteorological conditions (IMC), followed by his improper response to erroneous airspeed indications that resulted from blockage of the pitot tube by…
- [NTSB FTW91DRD03](https://openairdocs.org/ntsb/FTW91DRD03.md): Grumman G-164A · Bonita, LA · Accident · No injuries · Final report · Mar 17, 1991 · N9685 · Substantial damage
  > A power loss due to a cracked cylinder. A factor was the soft terrain in which the forced landing was performed.
- [NTSB LAX91FA132](https://openairdocs.org/ntsb/LAX91FA132.md): Hawker Siddeley DH.125-1A/522 · San Diego, CA · Accident · 10 fatal · Field investigation · Final report · Mar 16, 1991 · N831LC · Destroyed
  > Improper planning/decision by the pilot, the pilot's failure to maintain proper altitude and clearance over mountainous terrain, and the copilot's failure to adequately monitor the progress of the flight. Factors related to the accident were: insufficient…
- [NTSB ATL91LA066](https://openairdocs.org/ntsb/ATL91LA066.md): Benson B8M · Hartselle, AL · Accident · 1 fatal · Limited investigation · Final report · Mar 16, 1991 · N6572K · Substantial damage
  > The improper installation of the main rotor bearing block by the owner/pilot which resulted in the separation of the main rotor system.
- [NTSB MIA91LA099](https://openairdocs.org/ntsb/MIA91LA099.md): Cessna 172N · Panama City, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 14, 1991 · N88FP · Substantial damage
  > Carburetor icing due to improper use of carburetor heat by the pilot, resulting in a forced landing and ditching.
- [NTSB ATL91FA064](https://openairdocs.org/ntsb/ATL91FA064.md): Piper PA-34-220T · Lawrenceville, GA · Accident · Serious injuries · Field investigation · Final report · Mar 14, 1991 · N9191P · Substantial damage
  > The poor inflight planning by the pilot which resulted in fuel exhaustion. Factors related to this accident were the unfavorable winds, the dark night, and the inoperable airport runway lights.
- [NTSB LAX91FA133](https://openairdocs.org/ntsb/LAX91FA133.md): Cessna 320D · Gorman, CA · Accident · 3 fatal · Field investigation · Final report · Mar 13, 1991 · N3302Q · Destroyed
  > VFR flight into instrument meteorological conditions (IMC) by the pilot, and his failure to maintain sufficient altitude/clearance from mountainous terrain. Factors related to the accident were: the terrain and weather conditions.
- [NTSB SEA91LA066](https://openairdocs.org/ntsb/SEA91LA066.md): Hughes 369D · Roseburg, OR · Accident · No injuries · Limited investigation · Final report · Mar 11, 1991 · N1088L · Substantial damage
  > A loss of engine power for undetermined reasons. A factor related to the accident was: the lack of a suitable area for an emergency landing.
- [NTSB ANC91LA034](https://openairdocs.org/ntsb/ANC91LA034.md): Cessna 120 · Atigan Pass, AK · Accident · Minor injuries · Limited investigation · Final report · Mar 11, 1991 · N77316 · Substantial damage
  > The pilot continued to fly VFR into IFR conditions. Related to the accident were: low ceilings, whiteout conditions, and the mountainous terrain.
- [NTSB MIA91LA094](https://openairdocs.org/ntsb/MIA91LA094.md): Cessna 150G · Greenwood, MS · Accident · Minor injuries · Limited investigation · Final report · Mar 9, 1991 · N2949J · Substantial damage
  > Failure of the student pilot to abort the flight when one of the two fuel quantity indicators became inoperative during the first leg of the flight. Also, inaccurate fuel consumption calculations, poor preflight planning, and poor supervision by the CFI who…
- [NTSB LAX91LA127](https://openairdocs.org/ntsb/LAX91LA127.md): Bell 206B · Honolulu, HI · Accident · No injuries · Limited investigation · Final report · Mar 9, 1991 · N2072C · Destroyed
  > Inaccurate fuel consumption calculation by the pilot. A factor was the partial deflation of the emergency flotation equipment.
- [NTSB LAX91FA124](https://openairdocs.org/ntsb/LAX91FA124.md): Piper PA-32R-300 · Palm Springs, CA · Accident · 1 fatal · Field investigation · Final report · Mar 8, 1991 · N711PE · Destroyed
  > Incapacitation of the pilot due to inadequate sleep.
- [NTSB ANC91IA039](https://openairdocs.org/ntsb/ANC91IA039.md): Cessna U206G · Sparrevohn Afs, AK · Incident · No injuries · Incident investigation · Final report · Mar 8, 1991 · N756XE · Minor damage
  > The loss of engine power due to the ice in the fuel strainer/gascalator. Contributing was: the inadequate preflight preparation by the pilot, and unsuitable terrain on which to make the forced landing.
- [NTSB NYC91LA084](https://openairdocs.org/ntsb/NYC91LA084.md): Cessna 210 · East Swanzey, NH · Accident · Minor injuries · Limited investigation · Final report · Mar 7, 1991 · N747IE · Substantial damage
  > The pilot's lack of familiarity with this airplane and his inadequate preflight, which resulted in miscalculations of fuel consumption and subsequent fuel exhaustion. Factors related to this accident were: the leaking of fuel caps, the inaccurate fuel…
- [NTSB SEA91FA061](https://openairdocs.org/ntsb/SEA91FA061.md): Cessna 172M · Bellingham, WA · Accident · 3 fatal · Field investigation · Final report · Mar 6, 1991 · CGJNM · Destroyed
  > VFR flight by the pilot into instrument meteorological conditions (IMC), and his failure to maintain proper altitude and/or cleareance from the mountainous terrain. Factors related to the accident were: darkness and the adverse weather and terrain conditions.

Next page: https://openairdocs.org/ntsb-phases/400/cases.md?page=267

## 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=266

---
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.