# NTSB investigations, MT: 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.

Page 1 of 2 · 68 cases

## Latest cases

- [NTSB WPR27LA002](https://openairdocs.org/ntsb/WPR27LA002.md): Cessna P210N · Stevensville, MT · Accident · No injuries · Class 4 · Limited · Investigation open · Oct 4, 2026 · N94PS · Substantial damage
- [NTSB WPR18LA118](https://openairdocs.org/ntsb/WPR18LA118.md): Diamond Aircraft Ind DA 42 NG · Bozeman, MT · Accident · No injuries · Class 3 · Limited · Final report · Apr 4, 2018 · N621ZC · 2 aircraft · Substantial damage
  > The student pilot and flight instructor's failure to see and avoid the stationary airplane during taxi, which resulted in a ground collision.
- [NTSB WPR14CA082](https://openairdocs.org/ntsb/WPR14CA082.md): Cubcrafters CC11-160 · Roberts, MT · Accident · No injuries · Data collection · Final report · Dec 29, 2013 · N924JS · Substantial damage
  > The pilot's selection of unsuitable terrain during taxi, which resulted in a loss of directional control.
- [NTSB WPR13CA427](https://openairdocs.org/ntsb/WPR13CA427.md): Aviat A-1C-200 · Dell, MT · Accident · No injuries · Data collection · Final report · Sep 27, 2013 · N53WY · Substantial damage
  > The pilot's failure to maintain directional control while taxiing in gusting wind conditions.
- [NTSB WPR13CA412](https://openairdocs.org/ntsb/WPR13CA412.md): Piper PA 11 · Bozeman, MT · Accident · Minor injuries · Data collection · Final report · Sep 16, 2013 · N4988M · Substantial damage
  > The pilot's failure to maintain aircraft control and inadequate compensation for the high gusty wind conditions during taxi.
- [NTSB WPR10LA476](https://openairdocs.org/ntsb/WPR10LA476.md): Cessna 310R · Great Falls, MT · Accident · No injuries · Limited investigation · Final report · Sep 28, 2010 · N455TB · Substantial damage
  > The uncommanded retraction of the right main landing gear during taxi due to the failure of the landing gear extension system to move the right main gear upper side link into the locked position for undetermined reasons.
- [NTSB SEA06CA098](https://openairdocs.org/ntsb/SEA06CA098.md): Cessna 172N · Billings, MT · Accident · No injuries · Data collection · Final report · Apr 30, 2006 · N739AJ · Substantial damage
  > The pilot's failure to maintain clearance from a sign while taxiing to parking.
- [NTSB SEA06CA073](https://openairdocs.org/ntsb/SEA06CA073.md): Cessna 170B · Havre, MT · Accident · No injuries · Data collection · Final report · Apr 10, 2006 · N2831C · Substantial damage
  > The pilot's improper starting procedures in attempting to hand-prop the airplane's engine. Contributing factors were the discharged battery, the failure of the right parking brake and the hangar which the aircraft collided with.
- [NTSB SEA99LA147](https://openairdocs.org/ntsb/SEA99LA147.md): Cessna 180A · Belgrade, MT · Accident · No injuries · Limited investigation · Final report · Aug 21, 1999 · N5359D · Substantial damage
  > Clearance from objects was not maintained during taxiing. Factors include the pilot's inadequate visual lookout.
- [NTSB SEA98LA195](https://openairdocs.org/ntsb/SEA98LA195.md): Evarts Kitfox IV 1200 · Sula, MT · Accident · No injuries · Limited investigation · Final report · Sep 26, 1998 · N992WY · Substantial damage
  > An excessive brake application by the pilot. Factors included a narrow landing area, the pilot's failure to maintain directional control during a 180-degree taxi turn, and a tailwind.
- [NTSB SEA94LA218](https://openairdocs.org/ntsb/SEA94LA218.md): Beech 99 · Helena, MT · Accident · No injuries · Limited investigation · Final report · Aug 20, 1994 · N14MV · Substantial damage
  > Landing gear locking mechanism overload and improper rigging.
- [NTSB SEA93LA128](https://openairdocs.org/ntsb/SEA93LA128.md): Beech A23-24 · Havre, MT · Accident · No injuries · Limited investigation · Final report · Jun 4, 1993 · N4741J · Substantial damage
  > The pilot in command misjudged his clearance from a ditch, and his use of improper remedial action.
- [NTSB SEA92IA164](https://openairdocs.org/ntsb/SEA92IA164.md): Smith Vari EZE · Terry, MT · Incident · 1 fatal · Incident investigation · Final report · Jul 27, 1992 · UNREG · Destroyed
  > The pilot in command's exceeding liftoff speed during a taxi test.
- [NTSB DEN90LA018](https://openairdocs.org/ntsb/DEN90LA018.md): Cessna U206B · Billings, MT · Accident · No injuries · Limited investigation · Final report · Nov 7, 1989 · N3481L · Substantial damage
  > Improper planning/decision by the pilot while taxiing during unfavorable wind conditions.
- [NTSB DEN89LA121](https://openairdocs.org/ntsb/DEN89LA121.md): Cessna 182J · Miles City, MT · Accident · Minor injuries · Limited investigation · Final report · May 19, 1989 · N2774F · Substantial damage
  > The pilot's improper decision to land and attempt to taxi at an airport where strong winds would not permit safe ground handling of the aircraft.
- [NTSB DEN89LA094](https://openairdocs.org/ntsb/DEN89LA094.md): Piper PA-18-150 · Great Falls, MT · Accident · No injuries · Limited investigation · Final report · Mar 25, 1989 · N4273Z · Substantial damage
  > The failure of the pilot in compensate adequately for wind conditions, and landing despite having been alerted to wind conditions.
- [NTSB DEN87LA205](https://openairdocs.org/ntsb/DEN87LA205.md): Cessna 172C · Cut Bank, MT · Accident · No injuries · Limited investigation · Final report · Aug 1, 1987 · N9748T · Substantial damage
  > The plt stated that she radioed the Cut Bank fss and was told that the wind was 060 degrees at 41 knots. She then landed the acft uneventfully. However, while turning 90 degrees off the rwy onto a taxiway, the acft nosed over.
- [NTSB DEN87LA067](https://openairdocs.org/ntsb/DEN87LA067.md): Piper PA-31-350 · Missoula, MT · Accident · No injuries · Limited investigation · Final report · Mar 19, 1987 · N3529W · 2 aircraft · Minor damage
  > The plt of the Piper navajo was taxiing to the active rwy for an IFR departure, directed his attention to the departure procedure chart in the cockpit, and collided with the tail of a swearingen acft holding short of the rwy awaiting takeoff clearance.
- [NTSB DEN86LA134](https://openairdocs.org/ntsb/DEN86LA134.md): Cessna 172H · Great Falls, MT · Accident · No injuries · Limited investigation · Final report · May 14, 1986 · N3749R · Substantial damage
  > The plt reported that after landing on rwy 24 he was back taxiing on rwy 06 when he encountered strong, gusty surface winds. He said he stopped and was looking for a place to tie down when a strong gust flipped the acft onto its back. Surface wind at the time…
- [NTSB DEN85LA085](https://openairdocs.org/ntsb/DEN85LA085.md): Piper PA-18 · Polson, MT · Accident · No injuries · Limited investigation · Final report · Feb 25, 1985 · N8676C · Substantial damage
  > The plt stated a 35 kt gust of wind from the north lifted the tail of the acft to the left. The acft veered right, contacted a snow bank and nosed over. The plt was taxiing on rwy 18 after landing when the accident occurred.
- [NTSB DEN83LA201](https://openairdocs.org/ntsb/DEN83LA201.md): Cessna 180 · Busby, MT · Accident · No injuries · Limited investigation · Final report · Aug 26, 1983 · N4596B · Substantial damage
  > According to the pilot he was making a downwind landing to avoid taxiing over rough ground any farther than necessary. After touchdown he travelled about 150 yards up the runway when a gust of wind picked up the tail and he lost control ending in a ground…
- [NTSB SEA80FTA01](https://openairdocs.org/ntsb/SEA80FTA01.md): Cessna 150 · Billings, MT · Accident · No injuries · Closed · Oct 19, 1979 · N45361 · Substantial damage
- [NTSB SEA79DTI09](https://openairdocs.org/ntsb/SEA79DTI09.md): Piper PA-22 · Turner, MT · Accident · No injuries · Closed · Mar 11, 1979 · N8690C · Substantial damage
- [NTSB SEA78DTA16](https://openairdocs.org/ntsb/SEA78DTA16.md): Cessna 150 · Miles City, MT · Accident · No injuries · Closed · Jul 15, 1978 · N19313 · Substantial damage
- [NTSB SEA78FTI11](https://openairdocs.org/ntsb/SEA78FTI11.md): Cessna 206 · Helena, MT · Accident · No injuries · Closed · Apr 11, 1978 · N206AM · Substantial damage
- [NTSB SEA77FTA04](https://openairdocs.org/ntsb/SEA77FTA04-144539.md): Piper PA-22 · Glendive, MT · Accident · No injuries · Closed · Nov 7, 1977 · N8152D · Substantial damage
- [NTSB SEA77FTI21](https://openairdocs.org/ntsb/SEA77FTI21.md): Cessna 150G · Helena, MT · Accident · No injuries · Closed · Aug 8, 1977 · N3752J · Substantial damage
- [NTSB SEA77FTI11](https://openairdocs.org/ntsb/SEA77FTI11.md): Bell 47G3B1 · Polson, MT · Accident · Serious injuries · Closed · Apr 17, 1977 · N12437 · Substantial damage
- [NTSB SEA76FTA03](https://openairdocs.org/ntsb/SEA76FTA03.md): Cessna 172 · Red Lodge, MT · Accident · No injuries · Closed · Aug 24, 1975 · N4138F · Substantial damage
- [NTSB SEA75DTI36](https://openairdocs.org/ntsb/SEA75DTI36.md): Cessna 182 · Livingston, MT · Accident · No injuries · Closed · Jun 25, 1975 · N6294A · Substantial damage
- [NTSB SEA75DTI09](https://openairdocs.org/ntsb/SEA75DTI09.md): Taylorcraft BC12-D · Kalispell, MT · Accident · No injuries · Closed · Sep 2, 1974 · N44286 · Substantial damage
- [NTSB SEA75FTA01](https://openairdocs.org/ntsb/SEA75FTA01.md): Piper PA-18 · Malta, MT · Accident · No injuries · Closed · Jul 5, 1974 · N2625A · Substantial damage
- [NTSB SEA74FTI20](https://openairdocs.org/ntsb/SEA74FTI20.md): Cessna 172B · Livingston, MT · Accident · No injuries · Closed · Mar 30, 1974 · N7972X · Substantial damage
- [NTSB SEA73FTI16](https://openairdocs.org/ntsb/SEA73FTI16.md): Cessna 175B · Great Falls, MT · Accident · No injuries · Closed · Nov 30, 1972 · N8170T · Substantial damage
- [NTSB SEA72FTA15](https://openairdocs.org/ntsb/SEA72FTA15.md): Cessna 150J · Ashland, MT · Accident · No injuries · Closed · Mar 16, 1972 · N5625G · Substantial damage
- [NTSB SEA72DTI12](https://openairdocs.org/ntsb/SEA72DTI12.md): Cessna 172G · Loma, MT · Accident · No injuries · Closed · Dec 27, 1971 · N3636L · Substantial damage
- [NTSB SEA71FDA12](https://openairdocs.org/ntsb/SEA71FDA12.md): Cessna 150 · Billings, MT · Accident · No injuries · Closed · Jan 20, 1971 · N50618 · Substantial damage
- [NTSB SEA71DDG20](https://openairdocs.org/ntsb/SEA71DDG20.md): Cessna 182 · Dutton, MT · Accident · No injuries · Closed · Dec 17, 1970 · N71654 · Substantial damage
- [NTSB SEA70DDA01](https://openairdocs.org/ntsb/SEA70DDA01.md): Cessna 180E · Ashland, MT · Accident · No injuries · Closed · Jan 5, 1970 · N8680X · Substantial damage
- [NTSB SEA69F0094](https://openairdocs.org/ntsb/SEA69F0094.md): Cessna 175 · Hamilton, MT · Accident · No injuries · Closed · Aug 17, 1968 · N7968T · Substantial damage
- [NTSB SEA68D0306](https://openairdocs.org/ntsb/SEA68D0306.md): Cessna 206 · Livingston, MT · Accident · No injuries · Closed · Apr 14, 1968 · N5210U · Substantial damage
- [NTSB SEA68D0275](https://openairdocs.org/ntsb/SEA68D0275.md): Piper PA-22 · Miles City, MT · Accident · No injuries · Closed · Apr 11, 1968 · N2538P · Substantial damage
- [NTSB SEA68D0259](https://openairdocs.org/ntsb/SEA68D0259.md): Cessna 182 · Fishtail, MT · Accident · No injuries · Closed · Mar 17, 1968 · N3909D · Substantial damage
- [NTSB SEA68D0213](https://openairdocs.org/ntsb/SEA68D0213.md): Piper PA-22 · Great Falls, MT · Accident · No injuries · Closed · Oct 3, 1967 · N3455A · Substantial damage
- [NTSB SEA68D0127](https://openairdocs.org/ntsb/SEA68D0127.md): Cessna 180 · Babb, MT · Accident · No injuries · Closed · Sep 5, 1967 · N6494X · Substantial damage
- [NTSB SEA68D0110](https://openairdocs.org/ntsb/SEA68D0110.md): N.American AT-6G · Chester, MT · Accident · No injuries · Closed · May 19, 1967 · N3746G · Substantial damage
- [NTSB SEA67D0325](https://openairdocs.org/ntsb/SEA67D0325.md): Cessna 172 · Cut Bank, MT · Accident · No injuries · Closed · Apr 3, 1967 · N6830X · Substantial damage
- [NTSB SEA67F0255](https://openairdocs.org/ntsb/SEA67F0255.md): Cessna 182 · Helena, MT · Accident · No injuries · Closed · Jan 31, 1967 · N9384X · Substantial damage
- [NTSB SEA67D0165](https://openairdocs.org/ntsb/SEA67D0165.md): Cessna 172 · Chinook, MT · Accident · No injuries · Closed · Oct 16, 1966 · N7327T · Substantial damage
- [NTSB SEA67D0144](https://openairdocs.org/ntsb/SEA67D0144.md): Piper PA-18 · Dillon, MT · Accident · No injuries · Closed · Sep 16, 1966 · N3952Z · Substantial damage

Next page: https://openairdocs.org/ntsb-phases/250/cases.md?state=MT&page=2

## 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."eventStateOrRegion" = 'MT' AND c."eventCountry" = 'USA'
  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?state=MT

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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.