# NTSB SEA82DA096: Bensen B-8M, N5919, Kennewick, WA, June 27, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: June 27, 1982, 12:20 local (19:20 UTC)
- Place: Kennewick, WA
- Coordinates: 46.210956, -119.159225 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=46.2110&lon=-119.1592&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 27, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 71252
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA82DA096
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/71252/pdf
- Page: https://openairdocs.org/ntsb/SEA82DA096

## Sequence of events

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

- Loss of control - in flight, maneuvering
  - stall - inadvertent, pilot in command (cause)
- Hard landing, landing - flare/touchdown

## Analysis

THE PILOT STATED THAT HE WAS DEMONSTRATING THE GYROCOPTER'S VERTICAL DECENT CAPABILITY AT AN EAA FLY-IN. HE FLEW THE AIRCRAFT INTO THE WIND AT APPROXIMATELY 200 FEET, REDUCED POWER AND FAILED TO RECOVER FROM THE SINK RATE.

## Aircraft

- Registration: [N5919](https://openairdocs.org/deregistered/N5919-2018-01-25), registration cancelled 2018-01-25, S/N U47252, built 1977 (OpenAirDocs)
- Reported make and model: BENSEN B-8M
- Registry model: [Bensen B-8](https://openairdocs.org/model/bensen-b-8) (registry code 13005ZX) (OpenAirDocs)
- Registry engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Serial number: 431250
- Airframe hours: 193
- Engines: MCCULLOCH 4318E 72 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Andrew L. Slinkard
- Registered owner: Andrew L. Slinkard
- Departed: S98, KENNEWICK, WA
- Destination: S98, KENNEWICK, WA
- Airport: S98, Kennewick, runway 2, 3,500 × 0 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 43; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; flight hours: 664 total, 110 in this make and model, 550 as pilot in command, 30 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 12 knots
- Visibility: 30 statute miles
- Temperature: 158 °F

## 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 19820627025039A](https://openairdocs.org/incident/19820627025039A), Jun 27, 1982: Amtrbx BENSENB8M, Kennewick, WA, Substantial damage. Turned downwind in a rapid descent demonstration. Unable to load rotors for flare. Bounced, rolled over on impact.

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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