# NTSB investigations, 2011: Taxi

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.

## Latest cases

- [NTSB ANC12CA015](https://openairdocs.org/ntsb/ANC12CA015.md): Piper PA-31-350 · Hughes, AK · Accident · No injuries · Data collection · Final report · Dec 15, 2011 · N9FW · Substantial damage
  > The pilot did not clear the area surrounding the airplane prior to taxi, resulting in the airplane contacting a piece of baggage.
- [NTSB CEN12CA084](https://openairdocs.org/ntsb/CEN12CA084.md): Cessna 550 · Moline, IL · Accident · No injuries · Data collection · Final report · Nov 23, 2011 · N544PS · Substantial damage
  > The pilot's failure to maintain clearance from the parked, unoccupied airplane while taxiing. Contributing to the accident was the guidance provided by the marshaller.
- [NTSB WPR12LA045](https://openairdocs.org/ntsb/WPR12LA045.md): Stinson 108-1 · Boulder City, NV · Accident · No injuries · Limited investigation · Final report · Nov 19, 2011 · N9016K · Substantial damage
  > The pilot's failure to maintain directional control while taxiing with a gusting crosswind.
- [NTSB OPS12WA150](https://openairdocs.org/ntsb/OPS12WA150.md): Embraer EMB-145LR · Toronto, Canada · Incident · No injuries · Foreign investigation · Nov 18, 2011 · N620AE · No damage
  > On November 18, 2011, American Eagle (EGF) flight 4125, an EMB-145, landed on runway 24L at Toronto Lester B. Pearson International Airport (CYYZ) and exited the runway at taxiway D4 with instructions to hold short of runway 24R. EGF4125 subsequently crossed…
- [NTSB ERA12LA066](https://openairdocs.org/ntsb/ERA12LA066.md): Cessna 172S · Fort Lauderdale, FL · Accident · No injuries · Limited investigation · Final report · Nov 3, 2011 · N1855Y · 2 aircraft · Substantial damage
  > The Cessna 172 flight instructor and student pilot's inadequate visual lookout and failure to maintain clearance from the stationary Cessna 182.
- [NTSB CEN12CA017](https://openairdocs.org/ntsb/CEN12CA017.md): Learjet 60 · Lafayette, IN · Accident · No injuries · Data collection · Final report · Oct 12, 2011 · N64MG · Substantial damage
  > The pilot's decision to taxi the airplane across an unpaved area after the nosewheel inadvertently departed the ramp pavement.
- [NTSB WPR12CA003](https://openairdocs.org/ntsb/WPR12CA003.md): Cessna 172P · Agana · Accident · No injuries · Data collection · Final report · Oct 6, 2011 · N9853L · Substantial damage
  > The pilot's failure to avoid the jet blast while taxiing and the ground air traffic controller's failure to advise the pilot of the hazard.
- [NTSB CEN12CA005](https://openairdocs.org/ntsb/CEN12CA005.md): Campbell John Mustang II · Brush, CO · Accident · No injuries · Data collection · Final report · Oct 2, 2011 · N287BM · Substantial damage
  > The pilot’s failure to maintain directional control during taxi, which resulted in a runway excursion.
- [NTSB WPR11LA477](https://openairdocs.org/ntsb/WPR11LA477.md): Starduster II SA-300 · West Jordan, UT · Accident · No injuries · Limited investigation · Final report · Sep 24, 2011 · N23UT · 2 aircraft · Minor damage
  > The pilot of the other airplane's inadequate visual lookout, which resulted in a collision with the standing airplane.
- [NTSB CEN11CA664](https://openairdocs.org/ntsb/CEN11CA664.md): Boeing E75 · Houston, TX · Accident · No injuries · Data collection · Final report · Sep 24, 2011 · N54087 · 2 aircraft · Substantial damage
  > The pilot of the other airplane’s failure to maintain visual contact while taxiing.
- [NTSB WPR11CA456](https://openairdocs.org/ntsb/WPR11CA456.md): Cub Crafters CC11-100 · San Jose, CA · Accident · No injuries · Data collection · Final report · Sep 17, 2011 · N468CB · Substantial damage
  > The pilot's failure to maintain directional control while taxiing due to his distraction by a cockpit warning light.
- [NTSB CEN11CA644](https://openairdocs.org/ntsb/CEN11CA644.md): Cessna 120 · Camden, AR · Accident · No injuries · Data collection · Final report · Sep 12, 2011 · N89954 · Substantial damage
  > The flight instructor's inadvertent braking during taxi.
- [NTSB WPR11LA427](https://openairdocs.org/ntsb/WPR11LA427.md): Stinson V77 · Tillamook, OR · Accident · No injuries · Limited investigation · Final report · Sep 3, 2011 · N9112H · Substantial damage
  > The pilot’s loss of directional control while taxiing in a gusting tailwind.
- [NTSB CEN11CA689](https://openairdocs.org/ntsb/CEN11CA689.md): Piper J3L-65 · Gainesville, TX · Accident · Minor injuries · Data collection · Final report · Sep 3, 2011 · N30950 · Substantial damage
  > The pilot’s failure to maintain directional control during taxi, which resulted in a runway excursion.
- [NTSB ERA11CA486](https://openairdocs.org/ntsb/ERA11CA486.md): Piper PA-44-180 · Gaithersburg, MD · Accident · No injuries · Data collection · Final report · Aug 26, 2011 · N3020M · Substantial damage
  > The pilot's decision to continue taxiing with restricted windshield visibility.
- [NTSB WPR11CA446](https://openairdocs.org/ntsb/WPR11CA446.md): Cessna 182A · Prescott, AZ · Accident · No injuries · Data collection · Final report · Aug 20, 2011 · N3723D · Substantial damage
  > The pilot's failure to maintain directional control while taxiing.
- [NTSB WPR11CA376](https://openairdocs.org/ntsb/WPR11CA376.md): Cessna 172P · San Diego, CA · Accident · No injuries · Data collection · Final report · Aug 14, 2011 · N216AF · Substantial damage
  > The student pilot's failure to maintain clearance from obstacles while taxiing.
- [NTSB CEN11CA523](https://openairdocs.org/ntsb/CEN11CA523.md): Cessna 195 · Oshkosh, WI · Accident · No injuries · Data collection · Final report · Jul 28, 2011 · N195SM · Substantial damage
  > The failure of the left brake which resulted in a ground-loop.
- [NTSB WPR11CA347](https://openairdocs.org/ntsb/WPR11CA347.md): Cessna 182B · Sandy, OR · Accident · No injuries · Data collection · Final report · Jul 24, 2011 · N8426T · Substantial damage
  > The pilot's failure to maintain adequate clearance between the airplane and ground obstacles.
- [NTSB CEN11LA504](https://openairdocs.org/ntsb/CEN11LA504.md): Quasar Acft 214SL · Fort Worth, TX · Accident · No injuries · Limited investigation · Final report · Jul 22, 2011 · N89QL · Substantial damage
  > A fuel leak in the engine compartment, which resulted in an engine fire.
- [NTSB WPR11CA337](https://openairdocs.org/ntsb/WPR11CA337.md): Cessna 172N · Porthill, ID · Accident · No injuries · Data collection · Final report · Jul 17, 2011 · N733BT · Substantial damage
  > The pilot's failure to maintain clearance from a pole.
- [NTSB ERA11CA387](https://openairdocs.org/ntsb/ERA11CA387.md): Cessna 150C · Weirsdale, FL · Accident · No injuries · Data collection · Final report · Jul 2, 2011 · N1953Z · Substantial damage
  > The pilot's failure to maintain adequate clearance from the stopped trailer while taxiing.
- [NTSB WPR11CA294](https://openairdocs.org/ntsb/WPR11CA294.md): Cessna 172N · Olympia, WA · Accident · No injuries · Data collection · Final report · Jun 26, 2011 · N5366J · Substantial damage
  > The pilot's failure to maintain clearance from obstacles.
- [NTSB ERA11LA361](https://openairdocs.org/ntsb/ERA11LA361.md): Beech A60 · Pompano Beach, FL · Accident · No injuries · Limited investigation · Final report · Jun 26, 2011 · N38N · 2 aircraft · Minor damage
  > The pilots of both airplanes did not maintain adequate visual lookout during taxi, which resulted in an on-ground collision.
- [NTSB ERA11LA357](https://openairdocs.org/ntsb/ERA11LA357.md): Cessna 182F · Warrenton, VA · Accident · No injuries · Limited investigation · Final report · Jun 23, 2011 · N3152U · Substantial damage
  > The fatigue failure of the left main landing gear due to inadequate maintenance inspection that did not detect and correct corrosion pitting.
- [NTSB ERA11CA371](https://openairdocs.org/ntsb/ERA11CA371.md): Cessna 172M · North Adams, MA · Accident · No injuries · Data collection · Final report · Jun 19, 2011 · N12477 · Substantial damage
  > The pilot's inadequate visual lookout and subsequent failure to maintain clearance from a light pole while taxiing.
- [NTSB WPR11CA264](https://openairdocs.org/ntsb/WPR11CA264.md): Robinson Helicopter R22 Beta · Prescott, AZ · Accident · No injuries · Data collection · Final report · Jun 18, 2011 · N334DC · Substantial damage
  > The pilot's inadequate compensation for the wind conditions and failure to maintain directional control of the helicopter during taxi, resulting in a loss of tail rotor effectiveness and a subsequent hard landing.
- [NTSB ANC11CA053](https://openairdocs.org/ntsb/ANC11CA053.md): Piper PA-18A · McCarthy, AK · Accident · No injuries · Data collection · Final report · Jun 15, 2011 · N1858A · Substantial damage
  > The pilot's failure to maintain control of the airplane while taxiing in gusty wind conditions.
- [NTSB WPR11CA257](https://openairdocs.org/ntsb/WPR11CA257.md): Mooney M20K · Page, AZ · Accident · No injuries · Data collection · Final report · Jun 12, 2011 · N5765D · Substantial damage
  > The pilot's selection of the wrong taxi route and failure to follow prescribed taxi procedures.
- [NTSB WPR11CA252](https://openairdocs.org/ntsb/WPR11CA252.md): Air Tractor AT-502B · Odessa, WA · Accident · No injuries · Data collection · Final report · Jun 7, 2011 · N6072X · 2 aircraft · Minor damage
  > The pilot's failure to maintain clearance from the other aircraft.
- [NTSB ANC11CA035](https://openairdocs.org/ntsb/ANC11CA035.md): Piper PA-18A · Coldfoot, AK · Accident · No injuries · Data collection · Final report · May 20, 2011 · N9279D · Substantial damage
  > The pilot's failure to maintain control of the airplane while taxiing in gusty wind conditions.
- [NTSB CEN11CA343](https://openairdocs.org/ntsb/CEN11CA343.md): Mooney M20J · Greenfield, IN · Accident · No injuries · Data collection · Final report · May 13, 2011 · N10143 · Substantial damage
  > The pilot's failure to maintain adequate clearance from a communications cart while taxiing.
- [NTSB ERA11CA296](https://openairdocs.org/ntsb/ERA11CA296.md): Boeing 737-732 · Atlanta, GA · Accident · No injuries · Data collection · Final report · May 12, 2011 · N308DE · 2 aircraft · Minor damage
  > The B737-700 pilot did not maintain adequate wing tip clearance while taxiing around the stopped B-737-800.
- [NTSB DCA11FA052](https://openairdocs.org/ntsb/DCA11FA052.md): Boeing 737 · Greenville, MS · Accident · No injuries · Field investigation · Final report · May 6, 2011 · N12221 · Substantial damage
  > The failure of a utility pipe beneath the ramp surface, which caused a localized void in the soil and resulting reduction in the load bearing capability of the ramp.
- [NTSB DCA11WA048](https://openairdocs.org/ntsb/DCA11WA048.md): Boeing 767 323 · Barcelona, Spain · Incident · No injuries · Foreign investigation · Apr 14, 2011 · N366AA · 2 aircraft · Minor damage
  > On 14 April 2011, at about 08:30 local, a Ryanair Boeing 737-800 and an American Airlines Boeing 767-300 collided while taxiing to runway 25L for takeoff at Barcelona Airport, Barcelona, Spain. The collision was not noticed by either flight crew until after…
- [NTSB CEN11CA303](https://openairdocs.org/ntsb/CEN11CA303.md): Bell 206 · Venice, LA · Accident · Minor injuries · Data collection · Final report · Apr 13, 2011 · N887T · Substantial damage
  > The pilot's improper use of the collective and cyclic control during taxi operations, which induced a dynamic rollover.
- [NTSB DCA11LA045](https://openairdocs.org/ntsb/DCA11LA045.md): Airbus A380 · Jamaica, NY · Accident · No injuries · Limited investigation · Final report · Apr 12, 2011 · F-HPJD · 2 aircraft · Substantial damage
  > the A380 flight crew's inability to identify that the wingtip path of their airplane would not maintain safe clearance from the CRJ701. Contributing to the accident was the failure of the CRJ701 flight crew to advise ATC that they were stopped with a portion…
- [NTSB WPR11CA191](https://openairdocs.org/ntsb/WPR11CA191.md): Cessna 172N · Snohomish, WA · Accident · No injuries · Data collection · Final report · Apr 6, 2011 · N492SF · Substantial damage
  > The pilot's failure to maintain clearance from a hangar while taxiing.
- [NTSB ANC11CA018](https://openairdocs.org/ntsb/ANC11CA018.md): Cessna A185F · Aniak, AK · Accident · No injuries · Data collection · Final report · Mar 19, 2011 · N5182H · Substantial damage
  > The inadvertent contact with a rut in the snow while taxiing, resulting in the collapse of the right main landing gear.
- [NTSB WPR11FA158](https://openairdocs.org/ntsb/WPR11FA158.md): Cessna 208B · Bakersfield, CA · Accident · No injuries · Field investigation · Final report · Mar 10, 2011 · N930FE · Substantial damage
  > The malfunction of a master brake cylinder, which resulted in a loss of braking action and subsequent loss of directional control and collision with three vehicles during taxi. Contributing to the accident was the inappropriate design and manufacture of the…
- [NTSB ERA11CA131](https://openairdocs.org/ntsb/ERA11CA131.md): Piper PA-28-161 · Atlanta, GA · Accident · No injuries · Data collection · Final report · Jan 29, 2011 · N9127F · Substantial damage
  > The pilot's wrong turn while taxiing resulting in a collision with a sign.
- [NTSB CEN11LA168](https://openairdocs.org/ntsb/CEN11LA168.md): Ertz Mark G Zodiac 601XL · Burlington, IA · Accident · No injuries · Limited investigation · Final report · Jan 29, 2011 · N200BE · 2 aircraft · Substantial damage
  > The Model 1 pilot's inadequate visual lookout and subsequent failure to see and avoid the Zodiac.
- [NTSB CEN11CA170](https://openairdocs.org/ntsb/CEN11CA170.md): Cessna 182 · Meeker, CO · Accident · No injuries · Data collection · Final report · Jan 29, 2011 · N7199E · Substantial damage
  > The pilot’s loss of directional control while taxiing due to his improper seat position.
- [NTSB ERA11LA124](https://openairdocs.org/ntsb/ERA11LA124.md): Cirrus Design SR22 · Pittsburg, PA · Accident · No injuries · Limited investigation · Final report · Jan 24, 2011 · N690KY · Substantial damage
  > The pilot’s excessive engine rpm and speed during taxi and subsequent braking, which resulted in a wheel brake fire.
- [NTSB WPR11CA085](https://openairdocs.org/ntsb/WPR11CA085.md): Piper PA-28-181 · Wickenburg, AZ · Accident · No injuries · Data collection · Final report · Jan 4, 2011 · N443PA · Substantial damage
  > The student pilot's failure to maintain clearance between the airplane's right wing and the pole.

## 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 year(c."eventDate") = 2011
  AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 250)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/250/cases?year=2011

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