# NTSB MIA85IA076: Douglas DC3A, N139PB, Naples, FL, December 28, 1984

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Incident investigation · Final report
- Date: December 27, 1984, 21:15 local (Dec 28, 1984, 02:15 UTC)
- Place: Naples, FL
- Location: 26.1505° N, 81.7953° W: Placed by OpenAirDocs: center of Naples, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=26.1505&lon=-81.7953&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 7 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 31279
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA85IA076
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/31279/pdf
- Page: https://openairdocs.org/ntsb/MIA85IA076

## Sequence of events

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

- Miscellaneous/other, takeoff
  - flight control,gust lock - not removed (cause)
  - aircraft preflight - improper, pilot in command (cause)
  - flt control syst,elevator control - locked

## Analysis

SHORTLY AFTER TAKEOFF, THE AIRCREW NOTED THAT THE ELEVATOR CONTROL WAS LOCKED. THEY DECLARED AN EMERGENCY & LANDED WITHOUT CAUSING DAMAGE TO THE ACFT. AFTER LANDING, THE ELEVATOR EXTERNAL GUST LOCK WAS FOUND STILL INSTALLED.

## Aircraft

- Registration: N139PB (not matched to a registry record)
- Reported make and model: DOUGLAS DC3A
- Category: Airplane
- Serial number: 2239
- Airframe hours: 10653
- Engines: P&W R-1830-92 1200 horsepower reciprocating
- Damage: No damage
- Flight: Part 135
- Operator: Provincetown-Boston Airlines
- Registered owner: Provincetown-Boston Airlines
- Airworthiness certificate: Standard, Transport
- Departed: APF, NAPLES, FL
- Destination: TPA, TAMPA, FL
- Flight plan: IFR
- Airport: Ft Meyers

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 59; airline transport; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: left; flight hours: 15,800 total, 4,350 in this make and model

## Weather

- Conditions: Visual (VMC), Night/dark
- Wind: 60° at 3 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 70 °F, dew point 61 °F
- Altimeter: 30.00 inHg
- Observed at: RSW, 22 nm away

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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