# NTSB SEA83LA109: I.C.A. Brasov IS-29D, N91419, Ephrata, WA, May 26, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: May 26, 1983, 16:30 local (23:30 UTC)
- Place: Ephrata, WA
- Coordinates: 47.269657, -119.589836 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=47.2697&lon=-119.5898&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 39700
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA83LA109
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/39700/pdf
- Page: https://openairdocs.org/ntsb/SEA83LA109

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Dragged wing,rotor,pod,float or tail/skid, landing - flare/touchdown
  - weather condition (contributing factor)
  - precautionary landing - performed, pilot in command (contributing factor)
  - weather condition - unfavorable wind (cause)
- Loss of control - on ground/water, landing - flare/touchdown
  - directional control - not possible, pilot in command (contributing factor)
  - ground loop/swerve - uncontrolled, pilot in command (contributing factor)

## Analysis

THE PLT REPORTED THAT HE WAS FORCED TO LAND AFTER THERMAL ACTIVITY SUBSIDED AND HE WAS UNABLE TO FIND AN AREA OF LIFT. HE ELECTED TO LAND IN THE LAST CULTIVATED FIELD BEFORE REACHING AN AREA OF SAGE BRUSH. REPORTEDLY, A DUST DEVIL WAS ENCOUNTERED DURING TOUCHDOWN. SUBSEQUENTLY, THE LEFT WING CONTACTED THE GROUND & THE GLIDER TURNED ABOUT 110 DEG. THE RIGHT WING & FUSELAGE WERE DAMAGED WHEN THE GLIDER SKIDDED.

## Aircraft

- Registration: [N91419](https://openairdocs.org/deregistered/N91419-1991-06-25), registration cancelled 1991-06-25, S/N 62 (OpenAirDocs)
- Reported make and model: I.C.A. BRASOV IS-29D
- Registry model: [I.C.A.-Brasov IS-29D](https://openairdocs.org/model/i-c-a-brasov-is-29d) (registry code 4490104) (OpenAirDocs)
- Category: Glider
- Serial number: 62
- Airframe hours: 355
- Engines: NONE unknown
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Leroy A. Dunston
- Airworthiness certificate: Standard, Utility
- Last inspection: Annual, May 21, 1982, 25 hours before
- Destination: 80WA, QUINCY, WA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 65; private; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: unknown; seat: front; flight hours: 6,455 total, 201 in this make and model, 6,455 as pilot in command, 17 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 150° at 12 knots
- Visibility: 30 statute miles
- Lowest ceiling: none
- Temperature: 84 °F, dew point 39 °F
- Observed at: EPH, 7 nm away

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19830526021889A](https://openairdocs.org/incident/19830526021889A), May 26, 1983: Brasov IS29D2, Ephrata, WA, Substantial damage. Ran out of thermals. Dust devil lifted a wing on off airport landing in a plowed field. Glider ground looped.

## Other investigations on N91419 (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA88LA118](https://openairdocs.org/ntsb/SEA88LA118), Jun 26, 1988: I.C.A. Brasov IS-29D (N91419), Athol, ID, destroyed, 1 fatal

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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