# NTSB FTW86FQG03: Cessna 172N, N733SG, Westbrook, TX, November 8, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: November 8, 1985, 17:00 local (22:00 UTC)
- Place: Westbrook, TX
- Coordinates: 32.349323, -101.009635 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=32.3493&lon=-101.0096&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 21942
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW86FQG03
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/21942/pdf
- Page: https://openairdocs.org/ntsb/FTW86FQG03

## Sequence of events

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

- Loss of engine power, cruise
  - reason for occurrence undetermined (cause)
- Forced landing, descent - emergency
- Nose gear collapsed, landing - roll
  - terrain condition - rough/uneven (contributing factor)
  - landing gear,nose gear assembly - overload
- Nose over, landing - roll

## Analysis

THE ACFT NOSED OVER DURING A PRECAUTIONARY LANDING ON ROUGH TERRAIN. THE PLT REPORTED THAT AT APRX 600 FT AGL, A GRADUALDECREASE IN RPM WAS EXPERIENCED. CARB HEAT WAS APPLIED FOR ABOUT 15 SECS BUT WAS REMOVED WHEN THE RPM DECREASE CONTINUED. A PRECAUTIONARY LANDING WAS MADE DURING WHICH THE NOSE GEAR CONTACTED A TREE STUMP, COLLAPSED AND THE ACFT NOSED OVER. POST ACCIDENT INSPECTION OF THE ENG FAILED TO DISCLOSE ANY MECHANICAL FAILURE/MALFUNCTION. THE ONLY DISCREPANCY NOTED WERE SOOT COVERED SPARK PLUGS.

## Aircraft

- Registration: N733SG (not matched to a registry record)
- Reported make and model: CESSNA 172N
- Category: Airplane
- Serial number: 17268508
- Airframe hours: 2933
- Engines: LYCOMING O-320-H2AD 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Louis Rosenbaum, doing business as Trans Regional
- Airworthiness certificate: Standard, Utility; Standard, Normal
- Last inspection: Annual, September 28, 1985, 33 hours before
- Departed: BGS, BIG SPRING, TX

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 24; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 1,564 total, 3 in this make and model, 1,250 as pilot in command, 95 in the last 90 days, 12 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 18 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 72 °F, dew point 54 °F
- Altimeter: 29.00 inHg
- Observed at: MAF, 67 nm away

## 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 19851108057679A](https://openairdocs.org/incident/19851108057679A), Nov 8, 1985: Cessna 172N, Westbrook, TX, Substantial damage. Did not use carburetor heat long enough to clear ice. Engine quit. Hit a tree stump, nosed over on forced 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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