# NTSB DEN91FA067: Beech A-36, N1093B, Hartley, TX, May 6, 1991

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: May 6, 1991, 06:45 local (11:45 UTC)
- Place: Hartley, TX
- Coordinates: 36.059379, -102.509147 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.0594&lon=-102.5091&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report March 24, 1993
- Report: Approved by Office Director
- NTSB case key (mKey): 18021
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN91FA067
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/18021/pdf
- Page: https://openairdocs.org/ntsb/DEN91FA067

## Probable cause

UNDETERMINED.

## Sequence of events

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

- Loss of control - in flight, climb - to cruise
  - reason for occurrence undetermined
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

AT APPROXIMATELY 0630 CDT, ON A VFR MORNING, THE PILOT TOOK OFF IN HIS OWN AIRCRAFT SOUTHEAST BOUND.   NO FLIGHT PLAN WAS ON FILE AND THERE WAS NO RADIO CONTACT WITH THE PILOT. ACCORDING TO RADAR 'SKIN PAINT,' THE AIRCRAFT REACHED 6200 FEET AND THEN DISAPPEARED OFF OF RADAR.  THE AIRCRAFT WAS FOUND SEVERAL HOURS LATER.  IT HAD IMPACTED THE GROUND IN A NEAR VERTICAL ATTITUDE AT A HIGH RATE OF SPEED.  THE INVESTIGATION REVEALED NO INFORMATION/EVIDENCE LEADING TO A PROBABLE CAUSE OF THE ACCIDENT.

## Aircraft

- Registration: N1093B (not matched to a registry record)
- Reported make and model: BEECH A-36
- Category: Airplane
- Serial number: E-680
- Engines: CONTINENTAL IO-520-BA(10) 285 horsepower reciprocating
- Damage: Destroyed
- Flight: Business, Part 91
- Operator: W. B. Cattle Co.
- Registered owner: W. B. Cattle Co.
- Last inspection: Unknown, October 12, 1990, 0 hours before
- Departed: DMT, DALHART, TX
- Destination: 60F, SEYMORE, TX

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 51; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; toxicology performed; flight hours: 1,396 total, 798 in this make and model, 1,000 as pilot in command, 20 in the last 90 days, 20 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Dawn
- Wind: 190° at 17 knots
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: -0 °F, dew point -0 °F
- Observed at: FCWO, 8 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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