# NTSB DEN85LA239: Cessna T210L, N399KM, Gallup, NM, September 11, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 11, 1985, 11:00 local (17:00 UTC)
- Place: Gallup, NM
- Coordinates: 35.520278, -108.729286 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=35.5203&lon=-108.7293&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16761
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN85LA239
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16761/pdf
- Page: https://openairdocs.org/ntsb/DEN85LA239

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - weather condition - gusts (contributing factor)
  - weather condition - crosswind (contributing factor)
  - weather condition - tailwind (contributing factor)
  - wrong runway - selected, pilot in command (contributing factor)
  - lack of total experience, pilot in command (contributing factor)
  - directional control - not maintained, pilot in command (cause)
  - ground loop/swerve - inadvertent, pilot in command (cause)
- On ground/water collision with object, taxi - to takeoff
  - object - runway light (contributing factor)

## Analysis

THE STUDENT PLT WAS RETURNING FROM A SOLO X-COUNTRY FLT. PRIOR TO LANDING, HE CALLED THE FSS & WAS ADVISED THAT THE WIND WAS FROM 190 DEG & WAS GUSTY. AS HE LANDED ON RWY 6, THE ACFT VEERED TO THE LEFT, WENT OFF THE RWY, HIT A RWY LIGHT & WAS DAMAGED.

## Aircraft

- Registration: [N399KM](https://openairdocs.org/aircraft/N399KM), registered now, S/N 21059982, built 1973 (OpenAirDocs)
- Reported make and model: CESSNA T210L
- Registry model: [Cessna T210L](https://openairdocs.org/model/cessna-t210l) (registry code 2073449) (OpenAirDocs)
- Registry engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 21059982
- Airframe hours: 1795
- Engines: CONTINENTAL TSIO-520-H 285 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Frontier Motor Co., Inc
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, September 13, 1984
- Departed: FMN, FARMINGTON, NM
- Flight plan: VFR
- Airport: GUP, Gallup Muni, runway 6, 6,300 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 42; student; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 65 total, 65 in this make and model, 9 as pilot in command, 65 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 190° at 20 knots
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 66 °F, dew point 48 °F
- Altimeter: 30.00 inHg
- Observed at: GUP

## 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 19850911044209A](https://openairdocs.org/incident/19850911044209A), Sep 11, 1985: Cessna T210L, Gallup, NM, Substantial damage. Solo student landed with gusty quartering tailwind. Ran off side of runway and struck a taxiway sign.

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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