# NTSB SEA88LA173: Maule M5-235C, N56312, Priest River, ID, September 6, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 6, 1988, 15:30 local (22:30 UTC)
- Place: Priest River, ID
- Coordinates: 48.37989, -116.890533 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=48.3799&lon=-116.8905&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report August 8, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 40881
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA88LA173
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40881/pdf
- Page: https://openairdocs.org/ntsb/SEA88LA173

## Sequence of events

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

- Hard landing, landing
  - weather condition - gusts (contributing factor)
  - compensation for wind conditions - improper, pilot in command (cause)
  - flare - improper, pilot in command (cause)
  - landing gear,main gear - overload
  - landing gear,main gear - collapsed

## Analysis

ON APPROACH FOR LNDG ON RWY 27, THE PLT NOTED THAT THE WINDSOCK WAS INDICATING STRONG, SHIFTING WINDS. THE ACFT SETTLED IN THE FLARE, DESPITE ADDED POWER, RESULTING IN HARD LANDING.

## Aircraft

- Registration: N56312 (not matched to a registry record)
- Reported make and model: MAULE M5-235C
- Category: Airplane
- Serial number: 7245C
- Airframe hours: 1316
- Engines: LYCOMING O-540-J1A5D 235 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Mc Leasing Co.
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, June 29, 1988, 37 hours before
- Departed: COE, COEUR D'ALENE, ID
- Airport: Valenov Ranch, runway 27, 1,800 × 100 ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 52; private; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 1,550 total, 1,216 in this make and model, 1,273 as pilot in command, 37 in the last 90 days, 17 in the last 30 days, 2 in the last 24 hours

## Weather

- Conditions: Day
- Wind: 230° at 20 knots, gusting 30
- Visibility: 5 statute miles
- Lowest ceiling: 20,000 ft broken
- Temperature: 82 °F, dew point 45 °F
- Altimeter: 29.00 inHg
- Observed at: SFF, 38 nm away

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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