# NTSB ANC88LA082: Cessna 172, N739QH, Healy, AK, June 30, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 29, 1988, 16:30 local (Jun 30, 1988, 00:30 UTC)
- Place: Healy, AK
- Coordinates: 63.680206, -150.029907 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=63.6802&lon=-150.0299&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 7, 1989
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 5025
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC88LA082
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/5025/pdf
- Page: https://openairdocs.org/ntsb/ANC88LA082

## Sequence of events

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

- Overrun, landing - roll
  - weather condition - windshear (contributing factor)
  - weather condition - tailwind (contributing factor)
  - judgment - poor, pilot in command (cause)
  - airspeed - excessive, pilot in command (cause)
  - distance - misjudged, pilot in command (cause)
  - go-around - not performed, pilot in command (contributing factor)
- Nose over, landing - roll
  - terrain condition - rough/uneven (contributing factor)

## Analysis

THE COMMERCIAL PILOT/FLIGHT INSTRUCTOR WAS ATTEMPTING TO LAND AT A PRIVATE TURF AIRSTRIP WHEN SHE REPORTEDLY ENCOUNTERED THE OUTFLOW FROM A THUNDERSTORM LOCATED ABOUT ONE MILE AWAY. SHE ELECTED TO CONTINUE WITH THE LANDING AND TOUCHED DOWN WITH A GREATER THAN DESIRED GROUND SPEED. THE AIRPLANE WAS STILL DECELERATING AT THE FAR END OF THE STRIP WHEN IT ENCOUNTERED A MUD HOLE AND NOSED-OVER.

## Aircraft

- Registration: [N739QH](https://openairdocs.org/aircraft/N739QH), registered now, S/N 17270717, built 1978 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17270717
- Airframe hours: 3838
- Engines: LYCOMING O-320-H2AD 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Lyn L. Hayes
- Registered owner: Brehob, Hilda
- Airworthiness certificate: Standard, Utility
- Last inspection: 100 hour, November 4, 1987, 76 hours before
- Departed: FAI, FAIRBANKS, AK
- Airport: Private Strip

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 28; flight instructor, commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: valid medical--w/ waivers/lim; seat: left; flight hours: 527 total, 347 in this make and model, 354 as pilot in command, 59 in the last 90 days, 36 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: variable at 15 knots
- Visibility: 35 statute miles
- Lowest ceiling: none
- Temperature: 91 °F

## 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 19880629025729A](https://openairdocs.org/incident/19880629025729A), Jun 29, 1988: Cessna 172N, Healy, AK, Substantial damage. Wind shift to tail wind, landing near thunderstorm. Rolled off end of runway. Hit tree stumps and nosed over.

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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