# NTSB ANC83FA114: de Havilland DHC-2, N67682, Iliamna, AK, July 5, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Field investigation · Final report
- Date: July 5, 1983, 12:20 local (20:20 UTC)
- Place: Iliamna, AK
- Coordinates: 59.850635, -154.55931 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=59.8506&lon=-154.5593&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4035
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC83FA114
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4035/pdf
- Page: https://openairdocs.org/ntsb/ANC83FA114

## Sequence of events

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

- Undershoot, landing - flare/touchdown
  - weather condition - downdraft (contributing factor)
  - compensation for wind conditions - inadequate, pilot in command (cause)
  - distance - misjudged, pilot in command (cause)
  - clearance - not maintained, pilot in command (cause)
- Complete gear collapsed, landing - flare/touchdown
  - landing gear,main gear - overload (contributing factor)
  - landing gear,nose gear - overload (contributing factor)

## Analysis

THE ACFT LANDED SHORT OF THE RWY AND COLLAPSED THE LANDING GEAR. THE PLT SAID THE ACFT ENCOUNTERED A DOWNDRAFT ON SHORT FINAL APPROACH AND THE APPLICATION OF POWER DID NOT PREVENT THE ACFT FROM CONTACTING A 15 INCH BERM ON THE APPROACH END.HE STATED THAT THE MAIN GEAR AND TAIL GEAR SHEARED OFF AND THE ACFT SLID TO A STOP ON ITS BELLY.

## Aircraft

- Registration: [N67682](https://openairdocs.org/aircraft/N67682), registered now, S/N 671, built 1954 (OpenAirDocs)
- Reported make and model: de Havilland DHC-2
- Registry model: [Dehavilland DHC-2-L-20](https://openairdocs.org/model/dehavilland-dhc-2-l-20) (registry code 2800109) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 617
- Airframe hours: 11584
- Engines: P&W R-985 450 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 135
- Operator: International Air Transport
- Registered owner: William E. Bolling
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, May 22, 1983, 1 hours before
- Departed: MRI, ANCHORAGE, AK
- Flight plan: Company VFR
- Airport: runway 21, 1,300 × 65 ft, gravel

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 42; commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane, helicopter; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 9,000 total, 403 in this make and model, 8,700 as pilot in command, 150 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 230° at 4 knots, gusting 8
- Visibility: 80 statute miles
- Lowest ceiling: none
- Temperature: 63 °F
- Altimeter: 29.00 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 19830705039009A](https://openairdocs.org/incident/19830705039009A), Jul 5, 1983: Dhav L20, Iliamna, AK, Substantial damage. Struck a berm short of the runway on short final. Impact severed the landing gear.

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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