# NTSB investigations: Let BLANIK L-13, FL

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 MIA05LA077](https://openairdocs.org/ntsb/MIA05LA077.md): Let Blanik L-13 · DeLand, FL · Accident · Serious injuries · Limited investigation · Final report · Mar 13, 2005 · N14420 · Substantial damage
  > The failure of the pilot to maintain sufficient airspeed during landing, resulting in an inadvertent stall, undershoot and collision with the ground.
- [NTSB MIA00LA165](https://openairdocs.org/ntsb/MIA00LA165.md): Let L-13 · Pensacola, FL · Accident · No injuries · Limited investigation · Final report · May 22, 2000 · N90867 · Substantial damage
  > The student's failure to maintain the proper landing pattern altitude resulting in an undershoot during landing and collision with a fence. A factor in the accident was the pilot's failure to realize the spoilers were still deployed during the undershoot.
- [NTSB MIA99LA051](https://openairdocs.org/ntsb/MIA99LA051.md): Cessna 172M · Okeechobee, FL · Accident · No injuries · Limited investigation · Final report · Dec 19, 1998 · N9295H · 2 aircraft · Substantial damage
  > The inadequate visual lookout of the pilot of the Cessna airplane and of the pilot of the glider resulting in the midair collision.
- [NTSB MIA97LA046](https://openairdocs.org/ntsb/MIA97LA046.md): Let Blanik L-13 · Mulberry, FL · Accident · No injuries · Limited investigation · Final report · Dec 22, 1996 · N48052 · Substantial damage
  > The pilot's failure to check that the spoiler handle was locked in the retracted position prior to takeoff.
- [NTSB MIA92LA122](https://openairdocs.org/ntsb/MIA92LA122.md): Let L-13 · Boynton Beach, FL · Accident · Minor injuries · Limited investigation · Final report · May 4, 1992 · N99946 · Substantial damage
  > Premature extension of the spoilers by the pilot during approach to land. Contributing to the accident was his lack of total experience in the type of aircraft and in-flight encounter with a downdraft.
- [NTSB MIA87LA199](https://openairdocs.org/ntsb/MIA87LA199.md): Let L-13 · Plymouth, FL · Accident · No injuries · Limited investigation · Final report · May 31, 1987 · N99946 · Substantial damage
  > The plt misread the altimeter by 1000 ft when the flt entered the initial point of the traffic pattern. He then began circling to dissipate alt & realized that the acft was low. He then proceeded downwind, turned base then final & landed hard buckling the…
- [NTSB MIA87LA108](https://openairdocs.org/ntsb/MIA87LA108.md): Let L-13 · Brooksville, FL · Accident · No injuries · Limited investigation · Final report · Mar 14, 1987 · N68PE · Substantial damage
  > On final apch, with full flaps extended, the glider began to float down the rwy. The plt then retracted them, after which, it descended, collided with a fence, & came to rest in a field.
- [NTSB MIA86LA166](https://openairdocs.org/ntsb/MIA86LA166.md): Let L-13 · Pensacola, FL · Accident · Minor injuries · Limited investigation · Final report · May 26, 1986 · N11TR · Substantial damage
  > The pvt glider plt with a total of 47 hours of flt time departed his local field with one passenger. At about 2000 ft AGL he disengaged the aero tow and proceeded to glide for about one hour. The plt stated that when he started back to his local airport and…
- [NTSB MIA86LA070](https://openairdocs.org/ntsb/MIA86LA070.md): Let L-13 · Brooksville, FL · Accident · No injuries · Limited investigation · Final report · Feb 2, 1986 · N26TS · Substantial damage
  > The pilot stated that he encountered sinking air & was unable to make the arpt. He also stated that he was operating east of the arpt & that a seabreeze wind from the west existed at the time of the accident. The effective glide ratio of a glider is reduced…
- [NTSB MIA85LA030](https://openairdocs.org/ntsb/MIA85LA030.md): Let L-13 · Homestead, FL · Accident · No injuries · Limited investigation · Final report · Nov 10, 1984 · N8208 · Substantial damage
  > According to the plt, a downdraft was encountered on base leg causing the acft to descend and decelerate. Unable to reach the rwy the glider landed in an orchard.
- [NTSB MIA79FLD54](https://openairdocs.org/ntsb/MIA79FLD54.md): Blanik L-13 · Clearwater, FL · Accident · No injuries · Closed · Mar 30, 1979 · N83AS · Substantial damage
- [NTSB MIA78FA008](https://openairdocs.org/ntsb/MIA78FA008.md): Let-Np-K L-13 · Pensacola, FL · Accident · 2 fatal · Closed · Oct 27, 1977 · N779 · Destroyed
- [NTSB MIA77DLD88](https://openairdocs.org/ntsb/MIA77DLD88.md): Let-Np-K L-13 · Land O Lakes, FL · Accident · No injuries · Closed · Sep 19, 1976 · N14WG · Substantial damage
- [NTSB MIA75DKT14](https://openairdocs.org/ntsb/MIA75DKT14.md): Let-Np-K L-13 · Boca Raton, FL · Accident · Serious injuries · Closed · Sep 15, 1974 · N15CB · Substantial damage

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```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."eventStateOrRegion" = 'FL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1360306'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1360306&state=FL

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