NTSB Identification: LAX83LA135.
The docket is stored on NTSB microfiche number 20965.
Accident occurred Friday, March 11, 1983 in BAKERSFIELD, CA
Aircraft: Vans Aircraft RV-3A, registration: N630CB
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

ACCORDING TO THE PLT, HE TOOK OFF, CLIMBED TO 1500 FT & SET THE ENGINE CONTROLS AT CRUISE POWER (2500 RPM AT 160 MPH). HE STATED THAT HE THEN TURNED BACK TOWARD THE ARPT & MADE A LOW PASS WITHOUT CHANGING THE POWER SETTING. AS HE STARTED TO CLIMB FROM THE LOW PASS, HE TRIED TO ADD POWER, BUT THERE WAS NO RESPONSE. WHILE MAKING A FORCED LANDING IN A FIELD, THE HOME BUILT ACFT HIT A DITCH & NOSED OVER. ACCORDING TO THE PILOT, NO ENGINE LOG BOOK WAS AVAILABLE. INITIALLY, HE SUSPECTED THAT BROKEN, ENGINE MOUNTS HAD AFFECTED THE MIXTURE CONTROL, BUT SUBSEQUENTLY HE BELIEVED THAT CARBURETOR ICE HAD ACCUMULATED. NO OTHER MALFUNCTION OR FAILURES WERE REPORTED. THE TEMP & DEW POINT WERE 64 & 52 DEG, RESPECTIVELY. ACCORDING TO ICING PROBABILITY CHARTS, SERIOUS CARBURETOR ICING COULD HAVE OCCURRED AT GLIDE POWER & VISIBLE ICING WAS PROBABLE AT CRUISE POWER.

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

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

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

FUEL SYSTEM,CARBURETOR..ICE


Contributing Factors

TERRAIN CONDITION..DITCH


Contributing Factors

LOW PASS..PERFORMED..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..CARBURETOR ICING CONDITIONS

Index for Mar1983 | Index of months