NTSB investigations: Schweizer SGS 2-33A

6 cases on aircraft the registry lists as Schweizer SGS 2-33A, where the first occurrence was “On ground/water collision with object”. 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.

Cases per year

19912026
NTSB investigations: Schweizer SGS 2-33A per year, 1991–2026: 6 cases
19911
19922
19941
19981
19991

Latest cases

Query with SQL
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 ('8051606')
      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\" = 310))
  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.

NTSB NYC00LA035Accident · No injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Waynesville, OHThe flight instructor's delay in remedial action.Nov 20, 1999 · N17883 · Substantial damageNTSB SEA98LA094Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · North Plains, ORThe pilot's failure to maintain directional control and his failure to maintain clearance from a pole. Contributing factors were rain and an overcast which resulted in less than optimal conditions to detect the pole.Jun 11, 1998 · N65918 · Substantial damageNTSB SEA94LA078Accident · No injuriesLimited investigationFinal reportSchweizer 2-33A · Heber City, UTThe flight instructor's delayed/inadequate remedial action. Factors include the student pilot's failure to maintain directional control, and unfavorable/variable, gusty winds during the takeoff roll.Mar 8, 1994 · N5790S · Substantial damageNTSB SEA93LA005Accident · No injuriesLimited investigationFinal reportSchweizer SSG 2-33A · Heber City, UTThe proper alignment was not maintained by the pilot. A factor relating to the accident was the sign located beside the runway.Oct 1, 1992 · N2763H · Substantial damageNTSB NYC92LA098Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-32 · New Milford, CTInadequate visual lookout by the pilot which resulted in the glider striking a vehicle parked next to the runway.Jun 3, 1992 · N2724H · Substantial damageNTSB LAX91LA165Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Hemet, CAThe failure of the PIC to select a proper touch down point. Contributing to the accident was the lack of recent familiarity with the geographic layout of the landing area.Apr 8, 1991 · N2032T · Substantial damage