# NTSB SEA82FYM24: Cessna 172P, N7335F, 3nm Se Scappoos, OR, September 15, 1982

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Final report
- Date: September 15, 1982, 13:48 local (20:48 UTC)
- Place: 3nm Se Scappoos, OR
- Coordinates: 45.800529, -122.97055 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.8005&lon=-122.9706&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report September 15, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 69652
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA82FYM24
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/69652/pdf
- Page: https://openairdocs.org/ntsb/SEA82FYM24

## Sequence of events

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

- In flight collision with object, maneuvering
  - object - wire,transmission (contributing factor)
  - visual lookout - not maintained, pilot in command (cause)
  - judgment - poor, pilot in command (cause)
  - proper altitude - not maintained, pilot in command (cause)
  - buzzing - performed, pilot in command (cause)

## Analysis

THE ACFT STRUCK & SEVERED POWER LINES STRUNG BETWEEN TWO 90-FOOT TOWERS LOCATED ABOUT 1500 FEET APART. THE POWER LINES WERE ABOUT 50 TO 60 FEET ABOVE THE WATER AT THE LOWEST POINT OF THE LINE SAG.

## Aircraft

- Registration: [N7335F](https://openairdocs.org/deregistered/N7335F-2023-09-26), registration cancelled 2023-09-26, S/N 17273248, built 1979 (OpenAirDocs)
- Reported make and model: CESSNA 172P
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17273248
- Airframe hours: 1118
- Engines: LYCOMING O-320-H2AD 160 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Operator: Harry W. Martini
- Registered owner: Harry W. Martini
- Departed: TTD, TROUTDALE, OR
- Destination: TTD, TROUTDALE, OR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 32; private; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; flight hours: 254 total, 110 in this make and model, 192 as pilot in command, 2 in the last 90 days, 2 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 15 statute miles
- Temperature: 167 °F
- Altimeter: 30.00 inHg

## 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 19820915046559A](https://openairdocs.org/incident/19820915046559A), Sep 15, 1982: Cessna 172P, Scappoose, OR, Destroyed, 2 fatal. Struck and severed powerline while flying over river at unsafe altitude. Aircraft sank after water 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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