Accident Cessna 421B N41097, Tuesday 27 November 1984

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Date:	Tuesday 27 November 1984
Time:	15:05 LT
Type:	Cessna 421B
Owner/operator:	Skytrak Aviation
Registration:	N41097
MSN:	421B0447
Total airframe hrs:	1973 hours
Engine model:	Continental GTSIO-520-H
Fatalities:	Fatalities: 0 / Occupants: 5
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Mason City, IA - United States of America
Phase:	Approach
Nature:	Unknown
Departure airport:	Chicago, IL (KMCW)
Destination airport:	Mason City, IA (KMCW)
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE ATP PIC KNEW THAT HE WOULD BE FLYING INTO AREA OF SURFACE ICING. BOOTS ON HORIZONTAL STABILIZER DID NOT REMOVE ICE. OVER RWY AT 30 FT, ACFT STALLED & HIT THE RWY HARD. MANUFACTORER STATES ACFT CANNOT BE CERTIFIED FOR FLT INTO KNOWN ICING. DEICE AND ANTI-ICE EQUIPMENT WAS INSTALLED AT THE FACTORY DURING MANUFACTURE.

Probable Cause:

Accident investigation: