NTSB investigations: Beech G18S

6 cases on aircraft the registry lists as Beech G18S, where the first occurrence was “Loss of control - on ground/water”. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19822026

NTSB investigations: Beech G18S per year, 1982–2026: 6 cases
1982	1
1983	1
1984	1
1985	1
1986	1
1988	1

Where

Open the map

Latest cases

Query with SQL

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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1151010') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 260)) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1151010')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 260))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1151010')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 260))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB ATL88LA099Accident · No injuriesLimited investigationFinal reportBeech 18S · Morganton, NCPIC aborted first takeoff attempt due to crosswind induced directional control difficulties. During second takeoff attempt, gusty crosswind lifted left wing & acft became airborne. PIC forced acft back onto rwy, lost directional control and veered off rwy…Feb 24, 1988 · N1480K · Substantial damage NTSB MKC86LA074Accident · No injuriesLimited investigationFinal reportBeech G18S · Cedar Rapids, IAThe pilot was aware that he would have a strong crosswind on landing. He was landing on runway 13 with winds from 180 degrees at 20 knots, gusting to 30 knots. The pilot stated that while the airplane was rolling down the runway, the right wing was lifted by…Mar 25, 1986 · N528 · Substantial damage NTSB CHI86LA054Accident · No injuriesLimited investigationFinal reportBeech G18S · Minneapolis, MNThe aircraft collided with a snowbank while goundlooping after landing at the completion of a cargo flight from chicago ill. The winds were calm. The pilot stated that he needed to take timely and sufficient action.Dec 29, 1985 · N100VE · Substantial damage NTSB CHI85LA026Accident · No injuriesLimited investigationFinal reportBeech G-18S · Belleville, MIAfter reaching 75 KTS on takeoff roll, the acft ground looped to the left, shearing the main landing gear in side overload. Plt stated left gear seemed to be dragging. Investigation revealed no evidence of pre-existing brake/wheel malfunction or failure.Oct 24, 1984 · N3281T · Substantial damage NTSB NYC83LA059Accident · No injuriesLimited investigationFinal reportBeech G18S · Wilkes-Barre, PAThe plt lost directional control & collided with a drainage ditch causing the main gear to collapse.Feb 2, 1983 · N9900R · Substantial damage NTSB CHI82DA316Accident · No injuriesFinal reportBeech G18S · Chicago, ILDuring takeoff on runway 13R, the aircraft swerved to the left just as it obtained tailwheel lift-off speed. The aircraft then struck a dirt bank and was damaged. Both the pilot and the aircraft operator stated that the left main tire lost pressure, but they…Aug 31, 1982 · N38RM · Substantial damage