# Accident 19980227006219A: Cessna 402B, Mason City, IA, February 27, 1998

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 27, 1998, 17:35 local time
- Place: Mason City, IA
- Airport: Mason City Municipal
- Damage: Substantial damage
- Phase of flight: Level Off Touchdown
- Operating rules: General operating rules (Part 91)
- Operator: DFSA
- Location: 43.1496° N, 93.1891° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=43.1496&lon=-93.1891&mi=10
- Aircraft: N108RS, a cancelled registration (https://openairdocs.org/deregistered/N108RS-2016-09-01) (OpenAirDocs)
- Registry model: Cessna 402B (registry code 207590P, https://openairdocs.org/model/cessna-402b) (OpenAirDocs)
- Registry engine: Continental TSIO-520 series (registry code 17040, https://openairdocs.org/engine/continental-tsio-520-series) (OpenAirDocs)
- Reported make and model: CESSNA 402B
- Reported engine: CONT TSIO520E
- Fatal injuries: 0
- Pilot flight hours: 1,744 total, 218 in this make and model, 31 in the last 90 days
- NTSB investigation: [NTSB CHI98LA098](https://openairdocs.org/ntsb/CHI98LA098) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19980227006219A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

BECAME LOADED WITH ICE DURING IFR FLIGHT. HARD SIDE LOAD IMPACT ON LANDING COLLAPSED THE GEAR. CROSSWIND A FACTOR. (.4) THE PILOT SAID THE AIRPLANE ENCOUNTERED FREEZING RAIN THAT WAS CHANGING TO SNOW AS THE AIRPLANE BROKE OUT OF THE CLOUDS AT 600-FEET ABOVE GROUND LEVEL DURING AN ILS APPROACH. HE SAID THE AIRPLANE HAD ABOUT 3/8 TO 1/2-INCH OF ICE ON ITS AIRFRAME. ACCORDING TO THE PILOT, THE AIRPLANE TOUCHED DOWN ON ITS LEFT MAIN LANDING GEAR, AS HE LANDED AT DUSK WITH A 10-KNOT LEFT QUARTERING TAILWIND. HE SAID THE LEFT MAIN GEAR TIRE ROLLED OFF ITS WHEEL AS THE NOSE GEAR AND RIGHT MAIN LANDING GEAR CONTACTED THE RUNWAY. BOTH THE RIGHT MAIN AND NOSE LANDING GEAR COLLAPSED. THE PILOT SAID HE LANDED IN A SLIGHT CRAB AT TOUCHDOWN ON THE ICE-COVERED RUNWAY. THE PILOT SAID THE WINDSHIELD WAS ICE COVERED WITH A CLEAR AREA OF ABOUT 8-INCHES BY 11-INCHES THROUGH WHICH HE COULD SEE. (-23) AFTER PICKING UP ICE ON ILS35, PILOT SIDE LOADED THE GEAR DURING A CROSSWIND LANDING AND COLLAPSED THE GEAR.

## The NTSB's investigation of this event (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 CHI98LA098](https://openairdocs.org/ntsb/CHI98LA098), Feb 27, 1998: Cessna 402B (N108RS), Mason City, IA, substantial damage. Probable cause: the accumulation of airframe ice during flight, and failure of the pilot to attain a proper flare for landing. Factors relating to the accident were: the adverse weather (icing) condition; and the…

## Other reports on N108RS (1)

Matched to the same aircraft by N-number and date.

- [Incident 19951102039279I](https://openairdocs.org/incident/19951102039279I), Nov 2, 1995: Cessna 402B (N108RS), Denison, IA, Minor damage. Struck a bird on climbout. Damaged winshield. Returned to airport.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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