# NTSB ANC90LA065: Piper PA-18, N1192C, Nenana, AK, May 3, 1990

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: May 3, 1990, 14:30 local (22:30 UTC)
- Place: Nenana, AK
- Coordinates: 64.470924, -148.569152 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=64.4709&lon=-148.5692&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 27, 1993
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 5360
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC90LA065
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/5360/pdf
- Page: https://openairdocs.org/ntsb/ANC90LA065

## Probable cause

THE MAIN WHEELS (OR BRAKES) HAD LOCKED FOR AN UNKNOWN REASON.

## Sequence of events

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

- Nose over, landing - roll
  - landing gear,wheel - locked (cause)
  - reason for occurrence undetermined (cause)

## Analysis

THE PILOT REPORTED THAT SHORTLY AFTER TOUCHDOWN ON A GRAVEL AIRSTRIP IN A REMOTE AREA, THE AIRCRAFT NOSED OVER, DESPITE HIS ATTEMPTS TO KEEP THE TAIL FROM RAISING.  HE SAID THAT AFTER HE EXITED THE AIRCRAFT, HE CHECKED THE WHEELS & THEY WERE 'LOCKED UP.'  HE CAMPED OVERNIGHT & WAITED TO BE RESCUED THE NEXT DAY.  WHEN HE CHECKED THE BRAKES THE NEXT DAY, THEY WERE FREE TO ROTATE WITH ONLY A SLIGHT DRAG.  THE PILOT SAID THAT HE HAD SERVICED THE BRAKES AFTER THE PREVIOUS FLIGHT & THAT HE HAD RELEASED THE PARKING BRAKE.  IN A WRITTEN STATEMENT, HE ESTIMATED THE SURFACE TEMPERATURE WAS ABOUT 38 DEG.

## Aircraft

- Registration: [N1192C](https://openairdocs.org/aircraft/N1192C), registered now, S/N 18-2476, built 1953 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18A-135](https://openairdocs.org/model/piper-pa-18a-135) (registry code 7101822) (OpenAirDocs)
- Registry engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Serial number: 182476
- Airframe hours: 3563
- Engines: LYCOMING O-290-D2 135 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Randie L. Priem
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, July 11, 1989, 133 hours before
- Departed: FAI, FAIRBANKS, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; private; airplane ratings: single-engine land, single-engine sea; medical: class 3, valid medical--w/ waivers/lim; flight hours: 276 total, 215 in this make and model, 230 as pilot in command, 2 in the last 90 days, 2 in the last 30 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 10 knots
- Visibility: 60 statute miles
- Lowest ceiling: none
- Temperature: 55 °F, dew point -0 °F
- Altimeter: 30.00 inHg

## 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 19900503013129A](https://openairdocs.org/incident/19900503013129A), May 3, 1990: Piper PA18A135, Nenana, AK, Substantial damage. Lost control on landing and aircraft went over onto its back.

## Other investigations on N1192C (1)

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 ANC88LA103](https://openairdocs.org/ntsb/ANC88LA103), Aug 3, 1988: Piper PA-18 (N1192C), Delta Junction, AK, substantial damage

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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