# NTSB ANC83IA111: Douglas DC-7C, N284, King Salmon, AK, July 2, 1983

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Incident investigation · Final report
- Date: July 2, 1983, 15:00 local (23:00 UTC)
- Place: King Salmon, AK
- Coordinates: 58.750484, -156.540588 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=58.7505&lon=-156.5406&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4090
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC83IA111
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4090/pdf
- Page: https://openairdocs.org/ntsb/ANC83IA111

## Sequence of events

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

- Overrun, takeoff - roll/run
  - preflight planning/preparation - inadequate, pilot in command (contributing factor)
  - aircraft weight and balance - improper, pilot in command (cause)

## Analysis

ACFT OVERRAN THE END OF THE RWY WHEN TAKEOFF WAS ABORTED AFTER FAILURE TO ROTATE. NO MECHANICAL DIFFICULTIES WERE NOTED.THE RWY WAS DRY AND ADEQUATE. THE CG WAS AT OR NEAR THE FORWARD LIMIT.

## Aircraft

- Registration: [N284](https://openairdocs.org/deregistered/N284-1989-06-13), registration cancelled 1989-06-13, S/N 45203 (OpenAirDocs)
- Reported make and model: DOUGLAS DC-7C
- Registry model: [Douglas DC-7C](https://openairdocs.org/model/douglas-dc-7c) (registry code 3021806) (OpenAirDocs)
- Category: Airplane
- Serial number: 45203
- Airframe hours: 32247
- Engines: P&W 3350 reciprocating
- Damage: Minor damage
- Flight: Business, Part 91 subpart F
- Registered owner: T & G Aviation
- Airworthiness certificate: Standard, Transport
- Last inspection: 100 hour, June 20, 1983, 68 hours before
- Destination: ENA, KENAI, AK
- Flight plan: IFR
- Airport: AKN, King Salmon, runway 29, 8,500 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 49; airline transport; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 13,300 total, 1,500 in this make and model, 13,300 as pilot in command, 30 in the last 90 days, 15 in the last 30 days, 8 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 10 knots
- Visibility: 30 statute miles
- Lowest ceiling: 5,500 ft broken
- Temperature: 64 °F, dew point 45 °F
- Altimeter: 29.00 inHg
- Observed at: AKN

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Incident 19830702038569I](https://openairdocs.org/incident/19830702038569I), Jul 2, 1983: Doug DC7C, King Salmon, AK, Minor damage. Unable to rotate. Aborted. Overran end of runway. Found cargo not properly secured allowing cargo to shift forward.

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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