NTSB Identification: CHI88FA183.
The docket is stored on NTSB microfiche number 37947.
Accident occurred Sunday, July 31, 1988 in WONDER LAKE, IL
Probable Cause Approval Date: 11/28/1989
Aircraft: BOEING B75N1, registration: N4408N
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 PLT RPRTD THAT DRG TAKEOFF, WHILE CLIMBING THRU APRX 100 FT AGL, THE ENG SUDDENLY HAD A POWER LOSS & WOULD NOT PRODUCE ENOUGH POWER TO SUSTAIN FLT. UNABLE TO CONTINUE FLYING, THE PLT MADE A FORCED LANDING IN A FIELD OF MATURE CORN.HE ATMTD TO LAND AS SLOW AS POSSIBLE & SAID THE ACFT STOPPED FLYING AS IT WAS AT ABOUT CORN TASSEL LEVEL. THE ACFT THEN 'DROPPED' TO THE GROUND & WAS DAMAGED DRG THE LANDING. AN ENG TEARDOWN WAS MADE, BUT NO PREIMPACT MECHANICAL MALFUNCTION OR FAILURE WAS FOUND. THE TEMP & DEW POINT WERE 90 & 63 DEG, RESPECTIVELY. ACCORDING TO ICING PROBABILITY CHARTS, CONDS WERE CONDUCIVE TO CARB ICING AT GLIDE OR CRUISE POWER.

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

FUEL SYSTEM,CARBURETOR..ICE


Contributing Factors

TERRAIN CONDITION..CROP

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