# NTSB FTW85IA184: de Havilland DHC-7-103, N210AW, College Station, TX, April 16, 1985

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Incident investigation · Final report
- Date: April 15, 1985, 20:10 local (Apr 16, 1985, 02:10 UTC)
- Place: College Station, TX
- Location: 30.6280° N, 96.3344° W: Placed by OpenAirDocs: center of College Station, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.6280&lon=-96.3344&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 10 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 21591
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW85IA184
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/21591/pdf
- Page: https://openairdocs.org/ntsb/FTW85IA184

## Sequence of events

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

- Loss of engine power(total) - mech failure/malf, cruise - normal
  - turbine assembly,shaft bearing - failure,total (cause)

## Analysis

FOLLOWING A TORQUE DROP AND RPM FLUCTUATION ON THE #2 ENGINE THE PILOTS OBSERVED FLAMES FROM THE TAILPIPE. THEY SHUT THE ENGINE DOWN AND EXTINQUISHED THE FIRE. A PRECAUTIONARY LANDING WAS ACCOMPLISHED WITHOUT INCIDENT. A TEAR DOWN REVEALED A FAILED #4 BEARING IN THE TURBINE SHAFT

## Aircraft

- Registration: N210AW (not matched to a registry record)
- Reported make and model: de Havilland DHC-7-103
- Category: Airplane
- Airframe hours: 11765
- Engines: P&W PT6A-50 1120 horsepower turbo prop
- Damage: Minor damage
- Flight: Part 121
- Operator: Airwest Airlines Ltd.
- Airworthiness certificate: Standard, Normal
- Departed: IWS, WEST HOUSTON
- Destination: DAL, DALLAS LOVE FLD, TX
- Flight plan: IFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; flight instructor, commercial, airline transport; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: left

## Weather

- Conditions: Visual (VMC), Dusk
- Wind: 230° at 7 knots
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 73 °F, dew point 61 °F
- Altimeter: 29.00 inHg
- Observed at: IAH

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Incident 19850415021449I](https://openairdocs.org/incident/19850415021449I), Apr 15, 1985: Dhav DHC7103, Bryan, TX. Drop in torque and rise in itp, power reduced on nr 2 engine. Engine shutdown. Safe landing.

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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