# NTSB SEA83LA014: Piper PA-24-180, N6936P, Cascade Locks, OR, October 31, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: October 31, 1982, 15:37 local (23:37 UTC)
- Place: Cascade Locks, OR
- Coordinates: 45.579746, -122.019836 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.5797&lon=-122.0198&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 31, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 70155
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA83LA014
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/70155/pdf
- Page: https://openairdocs.org/ntsb/SEA83LA014

## Analysis

PLT WAS MAKING A PRECAUTIONARY LANDING AFTER ENCOUNTERING FOG ENROUTE. TWO APPROACHES TO RWY 24 WERE ABORTED DUE TO GUSTING WINDS. A DOWNWIND APPROACH WAS THEN MADE TO RWY 06. WHEN THE ACFT DESCENDED BELOW THE HEIGHT OF SURROUNDING TREES THE PREVAILING TAILWIND WAS BLANKED OUT & THE ACFT LANDED SHORT IN A FULL STALL.

## Sequence of events

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

- Undershoot, approach - vfr pattern - final approach
  - weather condition - fog
  - wrong runway - selected, pilot in command
  - weather condition - gusts (contributing factor)
  - weather condition - tailwind (contributing factor)
  - airspeed - misjudged, pilot in command (cause)
  - altitude - misjudged, pilot in command (cause)
  - distance - misjudged, pilot in command (cause)
- Complete gear collapsed, approach - vfr pattern - final approach
  - landing gear,main gear - failure,total
  - landing gear,main gear - overload
  - landing gear,nose gear - failure,total
  - landing gear,nose gear - overload

## Aircraft

- Registration: [N6936P](https://openairdocs.org/deregistered/N6936P-2012-11-05), registration cancelled 2012-11-05, S/N 24-2070, built 1960 (OpenAirDocs)
- Reported make and model: PIPER PA-24-180
- Registry model: [Piper PA-24-180](https://openairdocs.org/model/piper-pa-24-180) (registry code 7102403) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 242070
- Airframe hours: 2800
- Engines: LYCOMING O-360-A1A 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: William G. Brown
- Registered owner: William G. Brown
- Departed: PSC, PASCO, WA
- Destination: HBO, HILLSBORO, OR
- Flight plan: VFR
- Airport: CZK, Stevenson State, runway 6, 1,800 × 30 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 38; student; medical: class 3, valid medical--no waivers/lim.; flight hours: 44 total, 41 in this make and model, 16 as pilot in command, 25 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 230° at 10 knots
- Visibility: 12 statute miles
- Lowest ceiling: 5,000 ft broken
- Temperature: 127 °F
- Observed at: CZK

## 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 19821031056019A](https://openairdocs.org/incident/19821031056019A), Oct 31, 1982: Piper PA24, Cascade Locks, OR, Substantial damage. Elected to land at a nearby airport due to a fog bank. Encountered windshear below trees. Stalled short of runway.

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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