# NTSB SEA82DYK10: Beech S35, N7932K, Mckenzie Bridge, OR, July 24, 1982

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Final report
- Date: July 24, 1982, 14:15 local (21:15 UTC)
- Place: Mckenzie Bridge, OR
- Location: 44.1751° N, 122.1639° W: Placed by OpenAirDocs: center of McKenzie Bridge, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.1751&lon=-122.1639&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report July 24, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 71627
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA82DYK10
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/71627/pdf
- Page: https://openairdocs.org/ntsb/SEA82DYK10

## Sequence of events

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

- In flight collision with object, takeoff - initial climb
  - weather condition - high density altitude (contributing factor)
  - weather condition - tailwind (contributing factor)
  - airport facilities,runway/landing area condition - uphill (contributing factor)
  - wrong runway - selected, pilot in command (cause)
  - object - tree(s) (contributing factor)

## Analysis

THE AIRCRAFT WAS LANDED AT THE MCKENZIE BRIDGE STATE AIRPORT WHERE TWO PASSENGERS DEPLANED. THE AIRPORT HAD A 2600 FT TURF RUNWAY WITH AN UPSLOPE GRADIENT OF 3.4% TOWARD THE EAST. THE AIRPORT/FACILITY DIRECTORY STATED, "UNATTENDED. LAND TO E, TAKEOFF TO W. CAUTION - OWNER ADVISES CONTACT WITH STATE AERONAUTICS DIV. (503-378-4880) PRIOR TO USE." A SIGN AT THE EAST END STATED "WARNING - TAKEOFF AT THIS END ONLY", WHILE A SIGN AT THE WEST END STATE, "WARNING - TAKEOFF NOT RECOMMENDED FROM THIS END." THE ELEVATION WAS 1620 FT. AT A RANGER STATION (1.5 MI WEST) THE TEMPERATURE WAS 87 DEG AND THE WIND WAS FROM THE SOUTHWEST AT 6 MPH. A FOREST SERVICE OFFICIAL ESTIMATED THE WIND WAS MPH HIGHER AT THE AIRPORT. DURING TAKEOFF ON RUNWAY 06, THE AIRCRAFT COLLIDED WITH TREES ABOUT 15 YARDS FROM THE DEPARTURE END, ABOUT 20 FT AGL. IT CAME TO REST AND BURNED ABOUT 30 YARDS FROM THE RUNWAY. NO PREIMPACT MALFUNCTION OR FAILURE WAS FOUND DURING AN ON-SITE INVESTIGATION OR A SUBSEQUENT ENGINE TEARDOWN.

## Aircraft

- Registration: [N7932K](https://openairdocs.org/deregistered/N7932K-2014-11-19), registration cancelled 2014-11-19, S/N D-7423, built 1964 (OpenAirDocs)
- Reported make and model: BEECH S35
- Registry model: [Beech S35](https://openairdocs.org/model/beech-s35) (registry code 1151532) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: D7423
- Airframe hours: 3293
- Engines: CONTINENTAL IO-520 280 horsepower reciprocating
- Damage: Destroyed
- Fire: On-Ground
- Flight: Personal, Part 91
- Operator: John P. Herrick
- Registered owner: John P. Herrick
- Departed: MCKENZIE BRIDGE, OR
- Destination: KELSO, WA
- Airport: Mckenzie Bridge State, runway 6, 2,620 × 90 ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 51; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; flight hours: 520 total, 20 in this make and model, 510 as pilot in command, 10 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 195° at 6 knots
- Temperature: 189 °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 19820724031659A](https://openairdocs.org/incident/19820724031659A), Jul 24, 1982: Beech S35, Mckenzie Bridge, OR, Destroyed, 1 fatal. Attempted takeoff uphill, downwind. Stalled, rolled into trees on climbout. Sign warning no takeoff was ignored.

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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