NTSB Identification: LAX82FA320
14 CFR Part 91: General Aviation
Accident occurred Sunday, August 29, 1982 in RANCHO SANTA FE, CA
Probable Cause Approval Date: 08/29/1983
Aircraft: CESSNA 150M, registration: N888GS
Injuries: 2 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.

AS THE STUDENT WAS RECOVERING FROM A SLIP MANEUVER AT ABOUT 1,500 FT POWER WAS APPLIED. THE ENG INITIALLY PRODUCED ABOUT 2500 RPM, THEN DECREASED TO ABOUT 2000 RPM. APPLICATION OF CARBURETOR HEAT DID NOT HAVE ANY EFFECT OF THE ENG RPM.RPM CONTINUED TO DECREASE TO ABOUT 1200 RPM. THE CFI TOOK CONTROL & ATTEMPTED TO LAND ON A RIVERBED. DURING THE APPROACHTHE RIGHT WING STRUCK A POWERLINE. THE CFI WAS ABLE TO MAINTAIN CONTROL OF THE ACFT & LANDING WAS MADE ON THE SOFT, SANDY RIVERBED. THE NOSE WHEEL SEPARATED AS IT DUG INTO THE GROUND & THE ACFT FLIPPED OVER ONTO ITS BACK.

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

FUEL SYSTEM,CARBURETOR..ICE

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

CARBURETOR HEAT..IMPROPER USE OF..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..CARBURETOR ICING CONDITIONS


Contributing Factors

OBJECT..WIRE,TRANSMISSION


Contributing Factors

TERRAIN CONDITION..NONE SUITABLE


Contributing Factors

TERRAIN CONDITION..SOFT


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