# NTSB investigations, 1984, 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 DEN85LA051](https://openairdocs.org/ntsb/DEN85LA051.md): Cessna 152 · Fargo, ND · Accident · No injuries · Limited investigation · Final report · Dec 29, 1984 · N48738 · Substantial damage
  > According to the solo student plt, the landing was made in a snow filled ditch aprx 5 ft right of the rwy. The nose gear collapsed and the acft nosed over. The plt and his CFI stated that rwy markings were inadequate.
- [NTSB DEN85LA030](https://openairdocs.org/ntsb/DEN85LA030.md): Luscombe 8E · Oaks, ND · Accident · No injuries · Limited investigation · Final report · Nov 22, 1984 · N2759K · Substantial damage
  > Plt stated that immediately after touchdown, the right wheel seemed to drag. Right drift was initially corrected by use of opposite aileron to reduce weight on right wheel and rudder for directional control. However, as the acft slowed weight settled on the…
- [NTSB DEN84LA296](https://openairdocs.org/ntsb/DEN84LA296.md): Piper PA-24-260 · Carrington, ND · Accident · No injuries · Limited investigation · Final report · Sep 20, 1984 · N8579P · Substantial damage
  > According to the plt, the landing gear were extended on base leg but he did not recall seeing the green light indicating a down and locked configuration. As the acft touched down some resistance was felt by the plt as all 3 gear collapsed and the acft settled…
- [NTSB DEN84LA255](https://openairdocs.org/ntsb/DEN84LA255.md): Cessna 188A · Jamestown, ND · Accident · No injuries · Limited investigation · Final report · Aug 8, 1984 · N5634J · Substantial damage
  > Plt stated, 'landing at dusk into sun. Landed into hill. Hard landing knocking feet (right) off rudder. Airplane groundlooped to left, hit ditch and flipped on its top.' Plt also stated fatigue from flying 4 hours on the day of the accident was a contributing…
- [NTSB DEN84LA218](https://openairdocs.org/ntsb/DEN84LA218.md): Piper PA-24-250 · Dickinson, ND · Accident · No injuries · Limited investigation · Final report · Jul 11, 1984 · N7099P · Substantial damage
  > The pilot stated that he received landing information for the Dickinson muni airport. He continued to state, 'set plane up for landing, checked plane over everything was set up, started to land, prop hit rwy, the next thing I was sliding down rwy.' The…
- [NTSB DEN84LA149](https://openairdocs.org/ntsb/DEN84LA149.md): Cessna 172N · Kindred, ND · Accident · No injuries · Limited investigation · Final report · May 14, 1984 · N738FA · Substantial damage
  > The pilot stated that he made a normal landing approach to runway 15. During touchdown a gust of wind hit the airplane. The pilot said he was caught off guard and before he could regain control, the airplane went off the right side of the runway, struck a…
- [NTSB DEN84LA136](https://openairdocs.org/ntsb/DEN84LA136.md): Balloon Works Firefly 7B · Fargo, ND · Accident · Serious injuries · Limited investigation · Final report · Apr 23, 1984 · N3604U · No damage
  > During a Balloon landing which the plt described as normal, a pax banged her knee & broke her knee cap.

## 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") = 1984
  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=1984

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