# NTSB SEA82DA038: Cessna 340, N340RA, Idaho Falls, ID, March 17, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: March 16, 1982, 18:20 local (Mar 17, 1982, 01:20 UTC)
- Place: Idaho Falls, ID
- Coordinates: 43.500717, -111.88919 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=43.5007&lon=-111.8892&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 16, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 71139
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA82DA038
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/71139/pdf
- Page: https://openairdocs.org/ntsb/SEA82DA038

## Sequence of events

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

- In flight encounter with weather, missed approach (ifr)
  - weather condition - low ceiling (contributing factor)
  - weather condition - fog (contributing factor)
  - weather condition - snow (contributing factor)
  - weather condition - icing conditions (contributing factor)
- Hard landing, landing - flare/touchdown
  - wing - ice (contributing factor)
  - airspeed - inadequate, pilot in command (cause)

## Analysis

THE PILOT REPORTED THAT DURING AN ILS APPROACH, HE BROKE OUT AT ABOUT 500 FT AGL.  HE STATED THAT HE DID NOT PROPERLY ARREST THE SINK RATE AND STRUCK THE RUNWAY.  HE ALSO STATED THAT THERE PROBABLY WAS SOME ICE UNDER THE WINGS THAT HAD ACCUMULATED DURING CLIMB-OUT OR DURING A MISSED APPROACH THAT WAS MADE ON A PREVIOUS APPROACH. THE TEMPERATURE AT IDAHO FALLS WAS 33 DEGREES.

## Aircraft

- Registration: [N340RA](https://openairdocs.org/deregistered/N340RA-2013-04-16), registration cancelled 2013-04-16, S/N 3400002, built 1972 (OpenAirDocs)
- Reported make and model: CESSNA 340
- Registry model: [Cessna 340](https://openairdocs.org/model/cessna-340) (registry code 2076404) (OpenAirDocs)
- Registry engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 3400002
- Airframe hours: 2532
- Engines: CONTINENTAL TSIO-520 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Linus Bowman
- Registered owner: Linus Bowman
- Departed: SLC, SALT LAKE CITY, UT
- Destination: M07, SEARCY, AR
- Flight plan: IFR
- Airport: IDA, Fanning, runway 20, 9,001 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 51; private; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; flight hours: 727 total, 335 in this make and model, 566 as pilot in command, 11 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Instrument (IMC), Day
- Wind: 190° at 11 knots
- Temperature: 91 °F
- Altimeter: 29.00 inHg
- Observed at: IDA

## 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 19820316004109A](https://openairdocs.org/incident/19820316004109A), Mar 16, 1982: Cessna 340CESSNA, Idaho Falls, ID, Substantial damage. Failed to arrest sink rate on landing after an ILS approach. Impact broken wing spars. Icing on airframe.

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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