# NTSB FTW92LA108: Cessna 177, N3358T, Chromo, CO, April 7, 1992

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: April 7, 1992, 15:00 local (21:00 UTC)
- Place: Chromo, CO
- Coordinates: 37.029769, -106.830856 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.0298&lon=-106.8309&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report July 23, 1993
- Report: Approved by Office Director
- NTSB case key (mKey): 18473
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW92LA108
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/18473/pdf
- Page: https://openairdocs.org/ntsb/FTW92LA108

## Probable cause

ENCOUNTER WITH DOWN DRAFT.

## Sequence of events

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

- Loss of control - in flight, maneuvering - turn to reverse direction
  - weather condition - downdraft (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

DURING A FLIGHT OVER MOUNTAINOUS TERRAIN THE PILOT LOST CONTROL WHEN HE ENCOUNTERED DOWN DRAFTS. THE AIRPLANE DESCENDED UNCONTROLLABLY EVEN THOUGH HE APPLIED CONTROL INPUTS TO ARREST HIS DESCENT.

## Aircraft

- Registration: [N3358T](https://openairdocs.org/deregistered/N3358T-2012-09-12), registration cancelled 2012-09-12, S/N 17700658, built 1967 (OpenAirDocs)
- Reported make and model: CESSNA 177
- Registry model: [Cessna 177](https://openairdocs.org/model/cessna-177) (registry code 2073704) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 1770658
- Engines: CONTINENTAL O-470-U 230 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Horning, Patrick J.
- Registered owner: Horning, Patrick J.
- Airworthiness certificate: Standard, Normal
- Last inspection: Unknown, January 2, 2000
- Departed: 2V1, PAGOSA SPRINGS, CO

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 220 total

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 7 statute miles
- Lowest ceiling: none

## 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 19920407009179A](https://openairdocs.org/incident/19920407009179A), Apr 7, 1992: Cessna STC177, Chromo, CO, Substantial damage. Encountered severe downdraft over mountain terrain. Unable to recover. Impacted terrain.

## Other investigations on N3358T (2)

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.

- [NTSB MKC70DCD01](https://openairdocs.org/ntsb/MKC70DCD01), Jan 10, 1970: Cessna 177 (N3358T), Osage, IA, substantial damage
- [NTSB MKC68F0581](https://openairdocs.org/ntsb/MKC68F0581), May 12, 1968: Cessna 177 (N3358T), Venturia, ND, destroyed

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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