# 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 96 of 718 · 35,885 cases

## Cases, newest first

- [NTSB ERA11LA344](https://openairdocs.org/ntsb/ERA11LA344.md): Beech A100 · Gray, TN · Accident · No injuries · Limited investigation · Final report · Jun 15, 2011 · N15L · Substantial damage
  > An encounter with convectively-induced turbulence and icing, which resulted in an in-flight upset and a loss of airplane control.
- [NTSB CEN11LA385](https://openairdocs.org/ntsb/CEN11LA385.md): Wiley C W RV-6A · Colgate, OK · Accident · No injuries · Limited investigation · Final report · Jun 13, 2011 · N80WW · Substantial damage
  > The loss of engine power for undetermined reasons.
- [NTSB CEN11LA384](https://openairdocs.org/ntsb/CEN11LA384.md): Fisher Lancair · Azle, TX · Accident · Serious injuries · Limited investigation · Final report · Jun 12, 2011 · N6ZY · Substantial damage
  > The pilot’s inadequate in-flight fuel management, which resulted in a loss of engine power due to fuel starvation.
- [NTSB WPR11FA256](https://openairdocs.org/ntsb/WPR11FA256.md): Bellanca 17-31ATC · Ukiah, OR · Accident · 3 fatal · Field investigation · Final report · Jun 11, 2011 · N79BF · Substantial damage
  > The non-instrument-rated pilot's decision to conduct a visual flight rules flight over mountainous terrain into a region covered by clouds, which likely resulted in spatial disorientation and subsequent loss of airplane control.
- [NTSB ERA11FA334](https://openairdocs.org/ntsb/ERA11FA334.md): Piper PA-24-250 · Westbrook, CT · Accident · 1 fatal · Field investigation · Final report · Jun 10, 2011 · N8233P · Substantial damage
  > A total loss of engine power during approach due to inadequate torque on the No. 3 cylinder hold-down nuts.
- [NTSB CEN11CA387](https://openairdocs.org/ntsb/CEN11CA387.md): Beech B200 · Waukegan, IL · Accident · No injuries · Data collection · Final report · Jun 10, 2011 · N23WS · Substantial damage
  > The lightning strike during an en route descent.
- [NTSB WPR11LA254](https://openairdocs.org/ntsb/WPR11LA254.md): Cessna 177 · Santa Clarita, CA · Accident · No injuries · Limited investigation · Final report · Jun 9, 2011 · N2301Y · Substantial damage
  > The pilot's inadequate preflight verification of the fuel quantity and his inadequate fuel consumption calculations, which resulted in fuel exhaustion.
- [NTSB CEN11LA381](https://openairdocs.org/ntsb/CEN11LA381.md): Bellanca 17-30A · Canton, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 8, 2011 · N93650 · Substantial damage
  > The loss of fuel pressure for undetermined reasons, which resulted in a loss of engine power.
- [NTSB ERA11CA327](https://openairdocs.org/ntsb/ERA11CA327.md): Bombardier CL600-2D24 · Florence, SC · Accident · Serious injuries · Data collection · Final report · Jun 6, 2011 · N929LR · No damage
  > The inadvertent in-flight encounter with turbulence, resulting in an injury to a cabin attendant.
- [NTSB WPR11FA241](https://openairdocs.org/ntsb/WPR11FA241.md): Cessna R172K · Cold Springs, NV · Accident · 3 fatal · Field investigation · Final report · May 29, 2011 · N9831V · Substantial damage
  > The pilot's continued visual flight rules flight into instrument meteorological conditions, which resulted in a controlled collision with terrain.
- [NTSB ERA11IA320](https://openairdocs.org/ntsb/ERA11IA320.md): Robinson Helicopter R22 Mariner · Redding, CT · Incident · No injuries · Incident investigation · Final report · May 29, 2011 · N8313E · No damage
  > The pilot's inadequate helicopter preflight inspection and the mechanic’s inadequate annual inspection, both of which failed to detect a worn bolt in the tail rotor teeter hinge prior to its fracture due to fatigue.
- [NTSB CEN11LA388](https://openairdocs.org/ntsb/CEN11LA388.md): Cessna 172 · Ironton, OH · Accident · Minor injuries · Limited investigation · Final report · May 28, 2011 · N5663R · Substantial damage
  > The total loss of engine power for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11FA239](https://openairdocs.org/ntsb/WPR11FA239.md): Brantly B-2B · Weaverville, CA · Accident · 1 fatal · Field investigation · Final report · May 27, 2011 · N222DW · Substantial damage
  > The student pilot's decision to fly in windy conditions that exceeded his capabilities, which resulted in his subsequent loss of helicopter control. Contributing to the accident was his lack of flight experience in the accident helicopter.
- [NTSB ERA11LA330](https://openairdocs.org/ntsb/ERA11LA330.md): Beech C90 · Camden, SC · Accident · No injuries · Limited investigation · Final report · May 27, 2011 · N291CC · Substantial damage
  > The pilot's in-flight decision to continue toward his destination, through known significant weather, when safer alternatives were available.
- [NTSB ERA11FA312](https://openairdocs.org/ntsb/ERA11FA312.md): Beech 58 · Murphy, NC · Accident · 4 fatal · Field investigation · Final report · May 25, 2011 · N77AR · Substantial damage
  > An in-flight fire that mostly likely occurred in the right front cockpit area behind the instrument panel and below the glare shield; the origin of the fire could not be determined because of the extensive fire damage.
- [NTSB DCA11CA060](https://openairdocs.org/ntsb/DCA11CA060.md): Boeing 757 · Boone, NC · Accident · Serious injuries · Data collection · Final report · May 23, 2011 · N623DL · No damage
  > Inadvertant encounter with convective turbulence while in cruise. Contributing to the severity of the accident was the unrestrained status of the passenger, contrary to the lighted seat belt sign.
- [NTSB WPR11LA233](https://openairdocs.org/ntsb/WPR11LA233.md): Palmer RV6A · Cody, WY · Accident · Serious injuries · Limited investigation · Final report · May 21, 2011 · N52VC · Substantial damage
  > The pilot’s failure to maintain sufficient altitude to avoid rising terrain. Contributing to the accident was the pilot’s visual illusion and disorientation due to the flat light conditions.
- [NTSB ENG11IA032](https://openairdocs.org/ntsb/ENG11IA032.md): Dehavilland DHC-6-300 · Peach Springs, AZ · Incident · No injuries · Incident investigation · Final report · May 21, 2011 · N178GC · No damage
  > A quality control failure in the Sungear, Inc. manufacturing and quality control process allowed sungears with surface finishes of the root fillet radius of the spline that did not conform to the drawing specifications to be released. The surface finish…
- [NTSB DCA11WA062](https://openairdocs.org/ntsb/DCA11WA062.md): Boeing B737 · Dublin, Ireland · Incident · No injuries · Foreign investigation · May 20, 2011 · EI-DLI · No damage
  > On May 20, 2011 at 2110 UTC, a Boeing 737-800, Irish registration EI-DLI, operated by Ryanair, experienced a depressurization when enroute from Liverpool England, to Dublin Ireland. There were no injuries to the 6 crew and 60 passengers, and the airplane was…
- [NTSB CEN11FA347](https://openairdocs.org/ntsb/CEN11FA347.md): Beech F33A · Taos, NM · Accident · 1 fatal · Field investigation · Final report · May 20, 2011 · N1533Y · Substantial damage
  > The pilot’s continued visual flight into instrument meteorological conditions, which resulted in loss of situational awareness, and a possible encounter with icing conditions.
- [NTSB WPR11FA230](https://openairdocs.org/ntsb/WPR11FA230.md): Cameron Lancair Legacy · Pioneer, CA · Accident · 1 fatal · Field investigation · Final report · May 18, 2011 · N121J · Substantial damage
  > The pilot’s continued flight into instrument meteorological conditions at an insufficient altitude to clear terrain.
- [NTSB WPR11FA228](https://openairdocs.org/ntsb/WPR11FA228.md): Bellanca 17-30A · Rock Springs, WY · Accident · 2 fatal · Field investigation · Final report · May 18, 2011 · N93577 · Substantial damage
  > The pilot’s decision to continue flight into an area of known adverse weather, which resulted in an accumulation of structural ice that led to a loss of control and in-flight breakup. Also causal was the pilot’s inadequate preflight weather planning.
- [NTSB DCA11CA070](https://openairdocs.org/ntsb/DCA11CA070.md): De Havilland DHC8 · Baltimore, MD · Accident · Serious injuries · Data collection · Final report · May 16, 2011 · N351NG · No damage
  > an inadvertent encounter with clear air turbulence.
- [NTSB WPR11LA220](https://openairdocs.org/ntsb/WPR11LA220.md): MD Helicopter 369D · Columbia, CA · Accident · No injuries · Limited investigation · Final report · May 13, 2011 · N124AL · Substantial damage
  > The loss of power transmission to the main rotor for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation of the helicopter.
- [NTSB ERA11FA299](https://openairdocs.org/ntsb/ERA11FA299.md): Piper PA-22-150 · Benezette, PA · Accident · 1 fatal · Field investigation · Final report · May 13, 2011 · N7603D · Substantial damage
  > The pilot's loss of airplane control for reasons that could not be determined from the available evidence.
- [NTSB ERA11LA292](https://openairdocs.org/ntsb/ERA11LA292.md): Flight Design Ctls · Troy, SC · Accident · No injuries · Limited investigation · Final report · May 10, 2011 · N78BZ · Substantial damage
  > The pilots’ failure to ensure that the airplane had enough fuel to complete the planned flight, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB CEN11FA340](https://openairdocs.org/ntsb/CEN11FA340.md): Mooney M20R · Ravenna, OH · Accident · Serious injuries · Field investigation · Final report · May 10, 2011 · N9149R · Substantial damage
  > The pilot's improper fuel management, which resulted in a loss of engine power due to fuel starvation.
- [NTSB ERA11FA291](https://openairdocs.org/ntsb/ERA11FA291.md): Piper PA-28-180 · New Hampton, NY · Accident · 2 fatal · Field investigation · Final report · May 9, 2011 · N5275L · 2 aircraft · Substantial damage
  > The PA24 pilot’s failure to maintain adequate clearance from the PA28, resulting in an in-flight collision. Contributing to the accident was the PA24 pilot's decision to overtake the PA28.
- [NTSB DCA11FA053](https://openairdocs.org/ntsb/DCA11FA053.md): Airbus A319 · Chillicothe, MO · Accident · Serious injuries · Field investigation · Final report · May 9, 2011 · N801UA · No damage
  > An inadvertent encounter with unforecast convective turbulence.
- [NTSB CEN11LA327](https://openairdocs.org/ntsb/CEN11LA327.md): Piper PA 46-350P · Chico, TX · Accident · No injuries · Limited investigation · Final report · May 8, 2011 · N80JB · Substantial damage
  > The mechanic's improper installation of the turbocharger's exhaust balance system, which resulted in an in-flight fire.
- [NTSB ERA11FA287](https://openairdocs.org/ntsb/ERA11FA287.md): Czech Sport Piper Sport · Spring Hill, FL · Accident · 1 fatal · Field investigation · Final report · May 7, 2011 · N420PS · Substantial damage
  > The pilot's inadvertent application of control inputs that resulted in rapid, right-rolling, negative g-forces during night cruise flight and his subsequent ejection from the airplane. Contributing to the accident was the pilot's decision to fly at night in…
- [NTSB ERA11CA288](https://openairdocs.org/ntsb/ERA11CA288.md): Schleicher ASW-27 · Athens, TN · Accident · Minor injuries · Data collection · Final report · May 7, 2011 · N27LX · Substantial damage
  > The pilot's inadequate visual lookout resulting in a collision with power lines while making an off-airport landing.
- [NTSB ERA11FA285](https://openairdocs.org/ntsb/ERA11FA285.md): Hebert Peter J Lancair Legacy · Richlands, NC · Accident · 2 fatal · Field investigation · Final report · May 6, 2011 · N23PH · Substantial damage
  > The pilot's improper in-flight fuel management, which resulted in a loss of engine power due to fuel starvation.
- [NTSB CEN11LA323](https://openairdocs.org/ntsb/CEN11LA323.md): Air Tractor AT-402A · Arriba, CO · Accident · Serious injuries · Limited investigation · Final report · May 5, 2011 · N5192F · Substantial damage
  > The pilot’s controlled flight into terrain for undetermined reasons.
- [NTSB CEN11CA322](https://openairdocs.org/ntsb/CEN11CA322.md): Cessna 172K · Farmersville, TX · Accident · No injuries · Data collection · Final report · May 5, 2011 · N46400 · Substantial damage
  > A loss of engine power due to fuel starvation as a result of the pilot's improper fuel management.
- [NTSB ERA11LA282](https://openairdocs.org/ntsb/ERA11LA282.md): Pfouts Alfred L Senior Aero SPT D260 · Palm Coast, FL · Accident · No injuries · Limited investigation · Final report · May 4, 2011 · N705AP · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB CEN11FA319](https://openairdocs.org/ntsb/CEN11FA319.md): Thomas Europa · Shreveport, LA · Accident · 1 fatal · Field investigation · Final report · May 4, 2011 · N914KM · Substantial damage
  > The loss of aircraft control and subsequent impact with terrain for undetermined reasons.
- [NTSB CEN11FA312](https://openairdocs.org/ntsb/CEN11FA312.md): Combs Earl W Kitfox Speedster · Elephant Butte, NM · Accident · 1 fatal · Field investigation · Final report · May 1, 2011 · N89MM · Destroyed
  > The pilot's loss of control of the airplane for reasons that could not be determined because postaccident examination of the airplane did not reveal any anomalies that would have precluded normal operation.
- [NTSB ANC11WA028](https://openairdocs.org/ntsb/ANC11WA028.md): Cessna 195A · Campbell River, Canada · Accident · 1 fatal · Foreign investigation · Apr 28, 2011 · N41X · Destroyed
- [NTSB CEN11CA321](https://openairdocs.org/ntsb/CEN11CA321.md): Chang RV-10 · Minford, OH · Accident · No injuries · Data collection · Final report · Apr 27, 2011 · N718PF · Substantial damage
  > A loose fuel line fitting, which caused a fuel leak and subsequent in-flight fire.
- [NTSB ERA11WA276](https://openairdocs.org/ntsb/ERA11WA276.md): Robinson R22 · Sulmona, Italy · Accident · 2 fatal · Foreign investigation · Apr 26, 2011 · I-ETEC · Destroyed
  > On April 26, 2011, at 1743 coordinated universal time (1843 local time), a Robinson R22, Italian registration I-ETEC, was destroyed when it impacted power lines near Sulmona, L'Aquila, Italy. The pilot and the observer were fatally injured. The flight, which…
- [NTSB CEN11LA307](https://openairdocs.org/ntsb/CEN11LA307.md): Cessna 320 · Lake Heron, NM · Accident · 1 fatal · Limited investigation · Final report · Apr 24, 2011 · N320AZ · Substantial damage
  > The pilot’s controlled flight into terrain while conducting a flight at low altitude in instrument meteorological conditions.
- [NTSB CEN11LA305](https://openairdocs.org/ntsb/CEN11LA305.md): D & D Rotorway Exec · Massillon, OH · Accident · Minor injuries · Limited investigation · Final report · Apr 23, 2011 · N614S · Substantial damage
  > The excessive wear on the secondary shaft, from the inner bearing race, which resulted in the transmission clutch disengagement and a loss of power to the rotor system.
- [NTSB ERA11CA247](https://openairdocs.org/ntsb/ERA11CA247.md): Boeing 757-2B7 · Cheltenham, MD · Accident · Serious injuries · Data collection · Final report · Apr 17, 2011 · N200UU · No damage
  > The in-flight encounter with turbulence, resulting in an injury to a cabin attendant.
- [NTSB CEN11CA376](https://openairdocs.org/ntsb/CEN11CA376.md): Piper PA-28-161 · San Angelo, TX · Accident · No injuries · Data collection · Final report · Apr 17, 2011 · N2120J · Substantial damage
  > The pilot's improper fuel management, which resulted in a loss of engine power due to fuel starvation.
- [NTSB CEN11FA292](https://openairdocs.org/ntsb/CEN11FA292.md): Piper PA-22/20 · New Orleans, LA · Accident · Minor injuries · Field investigation · Final report · Apr 16, 2011 · N3621Z · Substantial damage
  > The pilot’s inadequate in-flight fuel management, which resulted in fuel starvation and a total loss of engine power.
- [NTSB ANC11LA027](https://openairdocs.org/ntsb/ANC11LA027.md): Piper PA-32-301 · Cold Bay, AK · Accident · No injuries · Limited investigation · Final report · Apr 15, 2011 · N81052 · Substantial damage
  > An in-flight encounter with unforecast turbulence, which resulted in structural damage to the stabilator.
- [NTSB WPR11LA199](https://openairdocs.org/ntsb/WPR11LA199.md): Zenith CH-750 · Winchester, CA · Accident · Minor injuries · Limited investigation · Final report · Apr 14, 2011 · N632DR · Substantial damage
  > A total loss of engine power during descent for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11LA203](https://openairdocs.org/ntsb/WPR11LA203.md): Boeing 777-223 · Pacific Ocean · Accident · Serious injuries · Limited investigation · Final report · Apr 11, 2011 · N766AN · No damage
  > An inadvertent encounter with convective-induced turbulence upon entering cumulonimbus clouds.
- [NTSB ERA11LA242](https://openairdocs.org/ntsb/ERA11LA242.md): Wsk-Mielec AN-2 · Loxley, AL · Accident · No injuries · Limited investigation · Final report · Apr 11, 2011 · N122AN · Substantial damage
  > A loss of engine power due to internal failure.

Next page: https://openairdocs.org/ntsb-phases/400/cases.md?page=97

## 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=96

---
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.