# NTSB SEA84LA035: Hughes 269C, N300DS, Almo, ID, January 6, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 6, 1984, 10:45 local (17:45 UTC)
- Place: Almo, ID
- Coordinates: 42.059673, -113.590614 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=42.0597&lon=-113.5906&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 39860
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA84LA035
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/39860/pdf
- Page: https://openairdocs.org/ntsb/SEA84LA035

## Sequence of events

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

- In flight encounter with weather, climb
  - weather condition - fog (contributing factor)
  - flight into known adverse weather - inadvertent, pilot in command (cause)
- Forced landing, maneuvering
- Hard landing, landing - flare/touchdown

## Analysis

THE PLT STATED, HE WAS ATTEMPTING TO DEPART WITH VISIBILITY OF 1/8 TO 1/4 MI IN FOG. SHORTLY AFTER DEPARTURE THE VISIBILITY DROPPED TO APPROXIMATELY 50 TO 100 FT. HE ATTEMPTED A SLOW RUNING LANDING AND LANDED HARD.

## Aircraft

- Registration: [N300DS](https://openairdocs.org/aircraft/N300DS), registered now, S/N 1140379, built 1974 (OpenAirDocs)
- Reported make and model: HUGHES 269C
- Registry model: [Hughes 269C](https://openairdocs.org/model/hughes-269c) (registry code 4470504) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Serial number: 1140379
- Engines: LYCOMING HIO-360-D1A 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Koller Corporation
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, December 17, 1983

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 54; private; airplane ratings: single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 857 total, 776 in this make and model, 780 as pilot in command, 60 in the last 90 days, 5 in the last 24 hours

## Weather

- Conditions: Instrument (IMC), Day
- Wind: calm
- Visibility: 2 statute miles
- Lowest ceiling: 700 ft overcast
- Temperature: 30 °F, dew point 30 °F
- Altimeter: 30.00 inHg
- Observed at: BYI, 4 nm away

## 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 19840106000279A](https://openairdocs.org/incident/19840106000279A), Jan 6, 1984: Hughes 269C, Almo, ID, Substantial damage. Departed in fog. Lost sight of ground and rotors iced up. Made an emergency run on landing. Helicopter rolled over.

## Other investigations on N300DS (1)

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.

- [NTSB DEN81DTM09](https://openairdocs.org/ntsb/DEN81DTM09), Feb 6, 1981: Hughes 269C (N300DS), Moab, UT, substantial damage

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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