# 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 54 of 420 · 20,992 cases

## Cases, newest first

- [NTSB WPR11LA317](https://openairdocs.org/ntsb/WPR11LA317.md): Schweizer SGS 2-32 · Bigfork, MT · Accident · 1 fatal · Limited investigation · Final report · Jul 8, 2011 · N591CC · Substantial damage
  > The pilot’s failure to maintain adequate airspeed and his excessive control inputs during a simulated rope break while taking off, which resulted in an accelerated aerodynamic stall.
- [NTSB WPR11LA315](https://openairdocs.org/ntsb/WPR11LA315.md): Beech V35B · Oljato, UT · Accident · No injuries · Limited investigation · Final report · Jul 7, 2011 · N1735W · Substantial damage
  > The pilot’s failure to follow the airplane manufacturer’s mixture setting guidance while landing in high density altitude conditions.
- [NTSB CEN11FA434](https://openairdocs.org/ntsb/CEN11FA434.md): Schaffer Gary W Lancair · Yukon, OK · Accident · 1 fatal · Field investigation · Final report · Jun 30, 2011 · N358MA · Substantial damage
  > The pilot's use of an excessive bank angle while in the airport traffic pattern, which resulted in an accelerated stall. Contributing to the accident were the pilot’s lack of experience in the airplane and the pilot’s distracted attention to the rough running…
- [NTSB CEN11FA431](https://openairdocs.org/ntsb/CEN11FA431.md): Bosonetto Thorp T-18 · Howell, MI · Accident · 2 fatal · Field investigation · Final report · Jun 29, 2011 · N8AL · Substantial damage
  > The pilot's failure to maintain airplane control and airspeed during final approach, which resulted in an aerodynamic stall/spin at a low altitude.
- [NTSB ERA11FA369](https://openairdocs.org/ntsb/ERA11FA369.md): Cessna 172M · Poughkeepsie, NY · Accident · 2 fatal · Field investigation · Final report · Jun 28, 2011 · N61579 · Substantial damage
  > The pilot’s loss of airplane control due to impairment or incapacitation as a result of coronary artery disease in combination with atrial fibrillation. Contributing to the accident was the pilot's failure to report his paroxysmal atrial fibrillation to the…
- [NTSB OPS11IA686](https://openairdocs.org/ntsb/OPS11IA686.md): Mcdonnell Douglas DC-9-83(MD-83) · Apache Junction, AZ · Incident · No injuries · Incident investigation · Final report · Jun 27, 2011 · N416NV · No damage
  > The failure of the pilots of both airplanes to see and avoid each other and to maneuver as advised by the air traffic controller in time to prevent the conflict that resulted in the reported near midair collision.
- [NTSB ERA11FA360](https://openairdocs.org/ntsb/ERA11FA360.md): Clabaugh Robert R Barracuda · Andalusia, AL · Accident · 1 fatal · Field investigation · Final report · Jun 26, 2011 · N289DH · Substantial damage
  > The pilot did not maintain airspeed while maneuvering on approach for landing, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's lack of experience in the make and model airplane.
- [NTSB ERA11CA365](https://openairdocs.org/ntsb/ERA11CA365.md): Piper PA-32-300 · Bridgeport, CT · Accident · Serious injuries · Data collection · Final report · Jun 26, 2011 · N600DK · Substantial damage
  > The pilot's failure to maintain clearance from a blast fence on final approach to land.
- [NTSB ERA11CA363](https://openairdocs.org/ntsb/ERA11CA363.md): Cessna 150L · Winter Haven, FL · Accident · Minor injuries · Data collection · Final report · Jun 26, 2011 · N18735 · Substantial damage
  > The certified flight instructor's failure to maintain control during the attempted go-around, which resulted in an aerodynamic stall.
- [NTSB CEN11LA457](https://openairdocs.org/ntsb/CEN11LA457.md): Beech B36TC · Akron, CO · Accident · Minor injuries · Limited investigation · Final report · Jun 23, 2011 · N93PP · Substantial damage
  > The mixture control cable disconnected from the cable housing attach clamp, which resutlted in the pilot's inability to add power when needed.
- [NTSB WPR11CA271](https://openairdocs.org/ntsb/WPR11CA271.md): Luscombe 8F · McCall, ID · Accident · No injuries · Data collection · Final report · Jun 21, 2011 · N1459B · Substantial damage
  > The pilot's failure to maintain adequate airspeed that resulted in a stall/mush. Contributing to the accident was the pilot's failure to maintain an adequate spacing from the aircraft ahead of him.
- [NTSB ERA11CA355](https://openairdocs.org/ntsb/ERA11CA355.md): Dotson William P Sngl Seat Hawk Arrow · Carthage, NC · Accident · No injuries · Data collection · Final report · Jun 20, 2011 · N4209F · Substantial damage
  > A partial loss of engine power due to the pilot’s improper installation of the engine’s No. 1 cylinder spark plugs.
- [NTSB ERA11CA366](https://openairdocs.org/ntsb/ERA11CA366.md): Champion 7FC · Wellsville, PA · Accident · No injuries · Data collection · Final report · Jun 18, 2011 · N7583E · Substantial damage
  > The pilot's failure to maintain adequate airspeed on final approach which resulted in an aerodynamic stall.
- [NTSB ERA11CA353](https://openairdocs.org/ntsb/ERA11CA353.md): Head Balloons AX8-88 · Summerdale, AL · Accident · No injuries · Data collection · Final report · Jun 18, 2011 · N8190V · Substantial damage
  > The balloon pilot's failure to maintain proper altitude/clearance from a tree line during the landing approach.
- [NTSB CEN11CA411](https://openairdocs.org/ntsb/CEN11CA411.md): Worley Dennis Sonex · Gardner, KS · Accident · No injuries · Data collection · Final report · Jun 18, 2011 · N563 · Substantial damage
  > The pilot's failure to maintain a proper glide path during the visual approach.
- [NTSB ERA11CA347](https://openairdocs.org/ntsb/ERA11CA347.md): Cessna 172N · Belle Glades, FL · Accident · No injuries · Data collection · Final report · Jun 15, 2011 · N4954G · Substantial damage
  > The pilot’s failure to maintain airplane control during the landing approach.
- [NTSB OPS11IA653](https://openairdocs.org/ntsb/OPS11IA653.md): Beech 1900C · Fairbanks, AK · Incident · No injuries · Incident investigation · Final report · Jun 14, 2011 · N121WV · 2 aircraft · No damage
  > Inadequate air traffic control actions that failed to establish and maintain required separation between the two airplanes. Contributing to the incident was inexperience on the part of the local controller, inadequate oversight by the tower…
- [NTSB CEN11CA410](https://openairdocs.org/ntsb/CEN11CA410.md): Taft, Malcolm J SR Glastar · Canon City, CO · Accident · No injuries · Data collection · Final report · Jun 6, 2011 · N238W · Substantial damage
  > A loss of engine power due to an overheated engine as a result of a malfunction of the modified engine cooling system, necessitating a forced landing on unsuitable terrain.
- [NTSB WPR11FA248](https://openairdocs.org/ntsb/WPR11FA248.md): Piper PA-24-250 · Astoria, OR · Accident · 1 fatal · Field investigation · Final report · Jun 5, 2011 · N511FS · Substantial damage
  > The student pilot’s failure to maintain adequate airspeed while maneuvering for landing, which resulted in a stall/spin. Contributing to the accident were the pilot's distraction and anxiety from a reported failure of the airplane's electrical system.
- [NTSB WPR11LA246](https://openairdocs.org/ntsb/WPR11LA246.md): Scottish Series 100 MDL 101 · Chandler, AZ · Accident · No injuries · Limited investigation · Final report · Jun 3, 2011 · N101MY · Substantial damage
  > A loss of engine power during cruise flight for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11LA245](https://openairdocs.org/ntsb/WPR11LA245.md): Piper PA-46-310P · Lake Havasu, AZ · Accident · No injuries · Limited investigation · Final report · Jun 2, 2011 · N712MK · Substantial damage
  > The failure of the low pressure switch in the normal landing gear system, which prevented normal operation of that system, and the misrigging of the emergency extension gear release valve, which prevented the system from being depressurized to allow for the…
- [NTSB WPR11FA242](https://openairdocs.org/ntsb/WPR11FA242.md): Cessna 172R · Wendover, UT · Accident · 4 fatal · Field investigation · Final report · Jun 1, 2011 · N475ER · Substantial damage
  > The pilot did not maintain adequate airspeed during the downwind turn resulting in an aerodynamic stall, in-flight loss of control, and spin. Contributing to the accident was the pilot’s inadequate preflight planning and exceedance of the approved weight and…
- [NTSB ERA11CA323](https://openairdocs.org/ntsb/ERA11CA323.md): Schweizer SGS 2-33A · Wurstboro, NY · Accident · No injuries · Data collection · Final report · Jun 1, 2011 · N2656H · Substantial damage
  > The flying pilot's failure to maintain aircraft control and the flight instructor's inadequate supervision while landing with a gusting wind. Contributing to the accident was the lack of communication between the flight instructor and pilot under evaluation…
- [NTSB ERA11CA319](https://openairdocs.org/ntsb/ERA11CA319.md): Aero AT SP Zoo AT-4 LSA · Concord, NH · Accident · Serious injuries · Data collection · Final report · May 31, 2011 · N709PR · Substantial damage
  > The student pilot's loss of aircraft control during a go-around maneuver following a bounced landing.
- [NTSB CEN11FA359](https://openairdocs.org/ntsb/CEN11FA359.md): Eurocopter AS 350 B2 · Fort Worth, TX · Accident · Minor injuries · Field investigation · Final report · May 29, 2011 · N747CH · Substantial damage
  > The pilot’s loss of control due to his not maintaining adequate airspeed and altitude during a simulated hydraulic flight control failure. Contributing to the accident was the flight instructor’s inadequate supervision and delayed remedial response.
- [NTSB CEN11FA358](https://openairdocs.org/ntsb/CEN11FA358.md): Rockwell 112 · Bryan, TX · Accident · 2 fatal · Field investigation · Final report · May 29, 2011 · N1041J · Substantial damage
  > The pilot's inadequate fuel planning, which resulted in a loss of engine power due to fuel exhaustion, and his improper control inputs following the loss of engine power, which resulted in an aerodynamic stall and subsequent loss of control. Contributing to…
- [NTSB ERA11CA309](https://openairdocs.org/ntsb/ERA11CA309.md): Beech A23 · Greene, NY · Accident · Minor injuries · Data collection · Final report · May 21, 2011 · N3548R · Substantial damage
  > The pilot's decision to continue a visual approach with low visibility and in heavy rain and his subsequent failure to maintain clearance from trees.
- [NTSB CEN11LA345](https://openairdocs.org/ntsb/CEN11LA345.md): Socata TBM-850 · Salem, OH · Accident · Serious injuries · Limited investigation · Final report · May 19, 2011 · N1UL · Substantial damage
  > The pilot's failure to maintain a stabilized glide path which resulted in the airplane touching down short of the runway.
- [NTSB ANC11TA031](https://openairdocs.org/ntsb/ANC11TA031.md): Beech B200 · Atqasuk, AK · Accident · Minor injuries · Final report · May 16, 2011 · N786SR · Substantial damage
  > The pilot did not maintain sufficient airspeed during an instrument approach in icing conditions, which resulted in an aerodynamic stall and loss of control. Contributing to the accident were the pilot’s fatigue, the operator’s decision to initiate the flight…
- [NTSB ERA11LA301](https://openairdocs.org/ntsb/ERA11LA301.md): Leigh S-6 Coyote II · New Kent, VA · Accident · No injuries · Limited investigation · Final report · May 15, 2011 · N929RL · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB ERA11LA300](https://openairdocs.org/ntsb/ERA11LA300.md): Carothers Zenith CH701 · Tidioute, PA · Accident · Serious injuries · Limited investigation · Final report · May 13, 2011 · N433UB · Substantial damage
  > The pilot's impairment due to alcohol and failure to maintain altitude on approach to landing, resulting in an in-flight collision with a tree.
- [NTSB CEN11CA362](https://openairdocs.org/ntsb/CEN11CA362.md): Beech B24R · Dowagiac, MI · Accident · No injuries · Data collection · Final report · May 11, 2011 · N9321S · Substantial damage
  > The flight instructor's failure to maintain an appropriate glide path and airspeed during the landing approach, which resulted in an aerodynamic stall.
- [NTSB ANC11CA029](https://openairdocs.org/ntsb/ANC11CA029.md): Piper PA-18-125 · Cordova, AK · Accident · Serious injuries · Data collection · Final report · May 6, 2011 · N1129A · Substantial damage
  > The pilot's loss of aircraft control during final approach in gusty wind conditions, resulting in a hard landing.
- [NTSB WPR11IA213](https://openairdocs.org/ntsb/WPR11IA213.md): Cessna 421B · Truckee, CA · Incident · No injuries · Incident investigation · Final report · May 2, 2011 · N270CS · No damage
  > Fatigue failure of the right flap extend cable during the landing approach.
- [NTSB WPR11LA210](https://openairdocs.org/ntsb/WPR11LA210.md): Cessna 150H · College Place, WA · Accident · No injuries · Limited investigation · Final report · Apr 24, 2011 · N23295 · Substantial damage
  > The pilot’s delayed use of carburetor heat while operating the airplane in atmospheric conditions conducive to carburetor icing, which resulted in a total loss of engine power due to carburetor icing during final approach.
- [NTSB ERA11CA267](https://openairdocs.org/ntsb/ERA11CA267.md): Cessna 182A · Galax, VA · Accident · Minor injuries · Data collection · Final report · Apr 24, 2011 · N4920D · Substantial damage
  > The pilot's inadequate compensation for the wind while on approach for landing.
- [NTSB ERA11FA258](https://openairdocs.org/ntsb/ERA11FA258.md): Cessna 210D · Altavista, VA · Accident · 1 fatal · Field investigation · Final report · Apr 23, 2011 · N3963Y · Substantial damage
  > The pilot’s loss of airplane control due to spatial disorientation. Contributing to the accident was the pilot’s lack of experience in actual night instrument conditions.
- [NTSB CEN11FA302](https://openairdocs.org/ntsb/CEN11FA302.md): Beech 58 · Topeka, KS · Accident · 4 fatal · Field investigation · Final report · Apr 22, 2011 · N580EA · Destroyed
  > The pilot failed to maintain control of the airplane while maneuvering in instrument meteorological conditions. Contributing to the accident was the pilot’s minimal experience flying in actual instrument conditions.
- [NTSB OPS11IA499](https://openairdocs.org/ntsb/OPS11IA499.md): Boeing 737 · Camp Springs, MD · Incident · No injuries · Incident investigation · Final report · Apr 18, 2011 · 2 aircraft · No damage
  > The misapplication of wake turbulence and instrument flight rules (IFR) separation criteria by air traffic controllers.
- [NTSB CEN11CA293](https://openairdocs.org/ntsb/CEN11CA293.md): Cessna 172 · Greenville, TX · Accident · No injuries · Data collection · Final report · Apr 16, 2011 · N6933A · Substantial damage
  > The pilot's delayed action in performing a go-around maneuver, which resulted in an impact with trees.
- [NTSB ERA11CA243](https://openairdocs.org/ntsb/ERA11CA243.md): Piper PA-28-180 · Latrobe, PA · Accident · No injuries · Data collection · Final report · Apr 14, 2011 · N5325L · Substantial damage
  > Maintenance personnel’s failure to properly secure the throttle cable to the fuel servo.
- [NTSB CEN11CA290](https://openairdocs.org/ntsb/CEN11CA290.md): Cessna 182H · Park Falls, WI · Accident · No injuries · Data collection · Final report · Apr 14, 2011 · N8364S · Substantial damage
  > The student pilot's failure to maintain aircraft control during an aborted landing.
- [NTSB OPS11IA476](https://openairdocs.org/ntsb/OPS11IA476.md): Beech 400 · Midland, TX · Incident · No injuries · Incident investigation · Final report · Apr 13, 2011 · Military · 2 aircraft · No damage
  > Inadequate planning and control instructions issued to the pilots involved by the trainee controller operating the local control position and inadequate supervision by the instructor responsible for the position.
- [NTSB CEN11IA280](https://openairdocs.org/ntsb/CEN11IA280.md): Beech 90B · Chickasha, OK · Incident · No injuries · Incident investigation · Final report · Apr 11, 2011 · N37OU · Minor damage
  > The mechanic's improper installation of the aileron.
- [NTSB ERA11LA239](https://openairdocs.org/ntsb/ERA11LA239.md): Beech BE99 · Cedartown, GA · Accident · No injuries · Limited investigation · Final report · Apr 10, 2011 · N899AE · Substantial damage
  > The failure of the left main landing gear bearings and supports due to inadequate lubrication by unknown maintenance personnel.
- [NTSB ERA11FA233](https://openairdocs.org/ntsb/ERA11FA233.md): Cessna 402B · Biddeford, ME · Accident · 1 fatal · Field investigation · Final report · Apr 10, 2011 · N402RC · Substantial damage
  > The pilot did not maintain minimum controllable airspeed while on final approach with a partial loss of power in the right engine, which resulted in a loss of control. Contributing to the accident was the partial loss of engine power in the right engine due…
- [NTSB ERA11FA232](https://openairdocs.org/ntsb/ERA11FA232.md): Cessna 310R · McComb, MS · Accident · 3 fatal · Field investigation · Final report · Apr 10, 2011 · N100TK · Substantial damage
  > The pilot's impairment due to alcohol ingestion and his failure to maintain airplane control during an approach at night in instrument meteorological conditions.
- [NTSB ERA11CA236](https://openairdocs.org/ntsb/ERA11CA236.md): Cessna 172N · Millville, NJ · Accident · No injuries · Data collection · Final report · Apr 10, 2011 · N6338F · Substantial damage
  > The pilot’s improper recovery from a bounced landing which resulted in a loss of aircraft control during the go-around.
- [NTSB WPR11FA192](https://openairdocs.org/ntsb/WPR11FA192.md): Beech 35-B33 · Camarillo, CA · Accident · Serious injuries · Field investigation · Final report · Apr 9, 2011 · N460SR · Substantial damage
  > The loss of engine power during the landing approach for undetermined reasons.
- [NTSB WPR11CA189](https://openairdocs.org/ntsb/WPR11CA189.md): Robinson Helicopter R22 Beta · Salt Lake City, UT · Accident · Minor injuries · Data collection · Final report · Apr 6, 2011 · N268SH · Substantial damage
  > The student pilot's inadvertent action of pulling out the engine's mixture control lever to idle cutoff that resulted in a complete loss of engine power.

Next page: https://openairdocs.org/ntsb-phases/500/cases.md?page=55

## 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=54

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