# NTSB investigations, 1986, 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 DEN86LA255](https://openairdocs.org/ntsb/DEN86LA255.md): Beech B58 · Fargo, ND · Accident · No injuries · Limited investigation · Final report · Sep 19, 1986 · N9025V · Substantial damage
  > The pilot stated that during the landing roll he inadertently retracted the landing gear along with the flaps.
- [NTSB DEN86LA202](https://openairdocs.org/ntsb/DEN86LA202.md): Piper PA-38-112 · Minot, ND · Accident · No injuries · Limited investigation · Final report · Jul 19, 1986 · N2355A · Substantial damage
  > According to the plt, the flt proceeded normally until he arrived at an airstrip sw of Minot for a landing. Several low approaches were made before he elected to land. He said that after the touchdown and during his landing roll, the acft swerved and went…
- [NTSB DEN86LA196](https://openairdocs.org/ntsb/DEN86LA196.md): Beech 95-B55 · Fargo, ND · Accident · No injuries · Limited investigation · Final report · Jul 13, 1986 · N67297 · Substantial damage
  > The plt said that he activated the landing gear retraction switch during the landing roll. The gear retracted causing the acft to settle on the rwy.
- [NTSB DEN86LA084](https://openairdocs.org/ntsb/DEN86LA084.md): Cessna 150L · Watford City, ND · Accident · No injuries · Limited investigation · Final report · Feb 27, 1986 · N16210 · Substantial damage
  > The acft made a hard landing on rwy 30 at Watford City muni arpt, ND, and was substantially damaged. The student plt said the accident occurred on the third touch-and-go. The plt said he used only 10 degrees of flaps. He noted some turbulence and an increase…
- [NTSB DEN86LA064](https://openairdocs.org/ntsb/DEN86LA064.md): Cessna 172P · Fargo, ND · Accident · No injuries · Limited investigation · Final report · Jan 13, 1986 · N51238 · Substantial damage
  > The acft contacted a snowbank following a loss of directional control during landing. This was the plt's first landing on his second solo flt. Previous to this landing, the student had been practicing landing on rwy 17 with his CFI.
- [NTSB DEN86LA063](https://openairdocs.org/ntsb/DEN86LA063.md): Cessna 150H · West Fargo, ND · Accident · No injuries · Limited investigation · Final report · Jan 4, 1986 · N23148 · Substantial damage
  > According to the student plt, he was practicing touch and go landings, when the acft veered off the side of the rwy and contacted a snow bank. The plt indicated he had a total flt time of apx 23 hrs, including 1.5 hrs solo. This was his third solo flt.

## 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") = 1986
  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=1986

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