# NTSB investigations, 1985, ND: Landing

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 DEN86LA035](https://openairdocs.org/ntsb/DEN86LA035.md): Stinson 108-1 · Beulah, ND · Accident · No injuries · Limited investigation · Final report · Nov 30, 1985 · N8143K · Substantial damage
  > During a landing at dusk on a snow covered rwy, the acft encountered deep snow and nosed over onto its back. The plt stated that after touchdown, he realized that there was aprx one ft of snow on the rwy and was unable to make a go-around.
- [NTSB DEN85LTG09](https://openairdocs.org/ntsb/DEN85LTG09.md): Piper PA-30/A · Bowman, ND · Accident · No injuries · Final report · Aug 17, 1985 · N7126Y · Substantial damage
  > The acft was landed gear up. The plt was aware of the condition at one point in the traffic pattern. A check by retarding the throttle(s) on final produced no warning horn so the plt assumed that the gear was down. After the gear up landing, the circuit…
- [NTSB DEN85LTG05](https://openairdocs.org/ntsb/DEN85LTG05.md): Grumman G164A · Colfax, ND · Accident · No injuries · Final report · Aug 2, 1985 · N5364 · Substantial damage
  > The plt noticed the spray pump was stuck in the off position shortly after takeoff for the aerial application flt. The decision was made to land on a private strip and during landing on the soft fld, the acft contacted high vegetation and nosed down.
- [NTSB DEN85LA191](https://openairdocs.org/ntsb/DEN85LA191.md): Cessna 172 · Sykeston, ND · Accident · No injuries · Limited investigation · Final report · Jul 19, 1985 · N739GA · Substantial damage
  > The plt said he made a normal landing on an aerial application airstrip. During the rollout the plt spotted an unmarked mail box. The plt said he swerved to avoid colliding with the mail box. The acft went off the side of the strip and into a field. The plt…
- [NTSB DEN85LA168](https://openairdocs.org/ntsb/DEN85LA168.md): Hughes 269C · Grand Forks, ND · Accident · No injuries · Limited investigation · Final report · Jun 18, 1985 · N5203V · Destroyed
  > On June 18, 1985, a student plt and his instructor were on alocal tng flt. Prior to completing the mission, the instructor had his student execute a 180 degree autorotation. During the maneuver, the main rotor RPM was allowed to decay into the critical range…
- [NTSB DEN85FA113](https://openairdocs.org/ntsb/DEN85FA113.md): Swearingen SA-227-AC · Williston, ND · Accident · No injuries · Field investigation · Final report · Apr 7, 1985 · N3005J · Substantial damage
  > The flt crew stated after the accident that the flt was uneventful from rap to ins. The first officer was flying the acft when the accident occurred. According to the flt crew all checklist items had been performed prior to the landing. The acft made gnd…
- [NTSB DEN85LA115](https://openairdocs.org/ntsb/DEN85LA115.md): Cessna 150M · Beulah, ND · Accident · No injuries · Limited investigation · Final report · Apr 6, 1985 · N66387 · Substantial damage
  > The pilot reported that he encountered turbulence and gusty winds on landing approach to runway 28. He said his speed was fast to compensate for these conditions but that he did not use a crosswind landing technique because the winds had calmed down. The…
- [NTSB DEN85LA101](https://openairdocs.org/ntsb/DEN85LA101.md): Piper PA 18-150 · Grand Forks, ND · Accident · No injuries · Limited investigation · Final report · Mar 21, 1985 · N2582S · Substantial damage
  > On March 21, 1985, a Piper pa 18 ground looped on landing rollout at gran Forks, ND. The instructor stated the aircraft accident occurred when he was checking out another flight instructor in the tailwheel airplane. During the landing roll out the airplane…

## 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") = 1985
  AND c."eventStateOrRegion" = 'ND' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 550)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/550/cases?state=ND&year=1985

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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.