# NTSB ANC90LA124: Cessna 206G, N7235N, Holy Cross, AK, July 28, 1990

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 27, 1990, 17:50 local (Jul 28, 1990, 01:50 UTC)
- Place: Holy Cross, AK
- Coordinates: 62.179969, -159.840667 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=62.1800&lon=-159.8407&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report October 7, 1992
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 5410
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC90LA124
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/5410/pdf
- Page: https://openairdocs.org/ntsb/ANC90LA124

## Probable cause

LOSS OF ENGINE POWER FOR UNDETERMINED REASONS.

## 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, landing - flare/touchdown
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - tundra (contributing factor)

## Analysis

THE ENGINE QUIT DURING FLIGHT AND THE PILOT LANDED THE AIRPLANE ON TUNDRA. THE PILOT BELIEVES THAT THE #3 CONNECTING ROD FAILED. THE AIRPLANE WAS NOT RECOVERED.

## Aircraft

- Registration: N7235N (not matched to a registry record)
- Reported make and model: CESSNA 206G
- Category: Airplane
- Serial number: U20603574
- Airframe hours: 5135
- Engines: CONTINENTAL IO-520-F 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 135
- Registered owner: Charles J. Sassara
- Airworthiness certificate: Standard, Utility
- Last inspection: 100 hour, July 1, 1990, 11 hours before
- Departed: MCG, MCGRATH, AK
- Destination: 4Z4, HOLY CROSS, AK
- Flight plan: VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 45; commercial; airplane ratings: single-engine land, multi-engine land, single-engine sea; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 18,623 total, 3,511 in this make and model, 18,400 as pilot in command, 170 in the last 90 days, 85 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 60° at 8 knots
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 61 °F, dew point 43 °F
- Altimeter: 29.00 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 19900727028839A](https://openairdocs.org/incident/19900727028839A), Jul 27, 1990: Cessna U206G, Holy Cross, AK, Substantial damage. Engine threw a connecting rod. Crash landed on tundra. Engine not inspected due to remote area.

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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