NTSB Identification: CHI83FA022
14 CFR Part 91: General Aviation
Accident occurred Wednesday, October 20, 1982 in LEMONT, IL
Probable Cause Approval Date: 10/20/1983
Aircraft: CESSNA R182, registration: N736NA
Injuries: 1 Fatal,2 Serious.

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 PILOT TOOK OFF AT 0642 CDT, AND AT 0645, HE REPORTED LEVEL AT 4000 FT MSL. AT 0659:08, HE PREPORTED THAT HE WAS ENCOUNTERING ICING CONDITIONS AND REQUESTED A CLIMB TO 6000 FT. AT 0700:16, AFTER CHANGING FROM TRACON TO CENTER FREQUENCY, HE WAS CLEARED AS REQUESTED. AT 0700:37, THE PILOT REPORTED THAT HE THOUGHT HE WOULD HAVE TO DESCEND. THE CONTROLLER WAS UNABLE TO APPROVE A LOWER ALTITUDE ON COURSE, BUT CLEARED THE PILOT FOR A TURN (TO REVERSE COURSE) AND DESCEND TO 3000 FT. NO OTHER TRANSMISSIONS WERE RECEIVED FROM THE AIRCRAFT AFTER THAT. JUST PRIOR TO THE ACCIDENT, WITNESSES OBSERVED THE PLANE DESCENDING ON A NORTHERLY HEADING WITH THE WINGS ROCKING. THEY REPORTED THAT THE ENGINE WAS OPERATING. INITIAL IMPACT WAS WITH A TREE ON RISING TERRAIN. THE AIRCRAFT THEN STRUCK THE GROUND ON SLIGHTLY HIGHER TERRAIN, 16 FT BELOW AND 95 FT FROM THE INITIAL IMPACT POINT. THE WIND WAS STRONG FROM THE SOUTHWEST. PRIOR TO THE FLIGHT, THE PILOT WAS ADVISED OF THE POTENTIAL FOR ICING AND TURBULENCE.

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

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

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

WING..ICE

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

CONTINUED..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..ICING CONDITIONS


Contributing Factors

OBJECT..TREE(S)

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