# NTSB FTW87DPJ01: Snow AT-301, N7309D, Hennessey, OK, November 1, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: November 1, 1986, 09:30 local (15:30 UTC)
- Place: Hennessey, OK
- Coordinates: 36.099224, -97.889884 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.0992&lon=-97.8899&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 22173
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW87DPJ01
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/22173/pdf
- Page: https://openairdocs.org/ntsb/FTW87DPJ01

## Sequence of events

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

- In flight collision with object, takeoff - initial climb
  - clearance - not maintained, pilot in command (cause)
  - preflight planning/preparation - inadequate, pilot in command (cause)
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)
- Forced landing, descent - emergency
- In flight collision with terrain/water, landing - flare/touchdown

## Analysis

THE ACFT COLLIDED WITH A STREET SIGN DURING TAKEOFF. UNABLT TO MAINTAIN FLIGHT, THE PLT LANDED THE ACFT IN A FIELD COLLAPSING THE RIGHT LANDING GEAR.

## Aircraft

- Registration: [N7309D](https://openairdocs.org/aircraft/N7309D), registered now, S/N 301-0642, built 1986 (OpenAirDocs)
- Reported make and model: SNOW AT-301
- Registry model: [Air Tractor AT-301](https://openairdocs.org/model/air-tractor-at-301) (registry code 0390103) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 301-0642
- Airframe hours: 139
- Engines: P&W R-1340 600 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Dal Pribyl
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, January 30, 1986
- Airport: OK63

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 58; commercial; airplane ratings: single-engine land, multi-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: center; flight hours: 26,576 total, 2,066 in this make and model, 24,500 as pilot in command, 60 in the last 90 days, 6 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 360° at 12 knots
- Visibility: 11 statute miles
- Temperature: 55 °F

## 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 19861101053379A](https://openairdocs.org/incident/19861101053379A), Nov 1, 1986: Airtrc AT301, Hennessey, OK, Substantial damage. Aircraft struck a sign on takeoff from a road. Pilot elected an emergency landing in a nearby field.

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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