NTSB Identification: CHI83FA089.
The docket is stored on NTSB microfiche number 20320.
Accident occurred Sunday, January 23, 1983 in ROCKFORD, IL
Aircraft: CESSNA 172, registration: N61558
Injuries: 1 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE ACFT COLLIDED INTO THE 2ND FLOOR OF A BUILDING WHILE MAKING AN ILS APPROACH TO RUNWAY 36 AT ROCKFORD, IL. THE WEATHER WAS IMC. AN IFR FLIGHT PLAN WAS FILED. A PILOT WEATHER BRIEFING WAS NOT GIVEN. THE PILOT WAS INSTRUMENT RATED. AN APPROACH WAS ATTEMPTED AT JANESVILLE BUT THE LOCALIZER WAS INOPERATIVE AND THE APPROACH WAS DISCONTINUED. THE ACFT WAS THEN VECTORED TO ROCKFORD BUT DURING THE APPROACH WAS UNABLE TO MAINTAIN ALTITUDE BECAUSE OF AIRFRAME ICING. THE ACFT DISAPPEARED FROM RADAR ONE HALF MILE FROM THE RUNWAY. THE PILOT WAS NOT INJURED IN THE ACCIDENT.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

PREFLIGHT PLANNING/PREPARATION..INADEQUATE..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FLIGHT INTO KNOWN ADVERSE WEATHER..INITIATED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

PREFLIGHT BRIEFING SERVICE..NOT USED..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..ICING CONDITIONS


Contributing Factors

WEATHER CONDITION..LOW CEILING


Contributing Factors

OVERCONFIDENCE IN PERSONAL ABILITY..PILOT IN COMMAND

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