NTSB Identification: ANC90FA142.
The docket is stored on NTSB microfiche number 41339.
Accident occurred Sunday, August 12, 1990 in ANCHORAGE, AK
Probable Cause Approval Date: 02/12/1993
Aircraft: PIPER PA-18, registration: N7087B
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.

THE FLIGHT INSTRUCTOR AND STUDENT PILOT MADE AN EMERGENCY LANDING IN A RESIDENTIAL AREA AFTER AN ENGINE FAILURE. A COMPLETE ENGINE EXAMINATION REVEALED NO MECHANICAL MALFUNCTION OR FAILURES. THE EXAMINATION OF THE FUEL TANKS REVEALED NOTHING THAT WOULD CONTRIBUTE TO AN ENGINE FAILURE. INSPECTION OF THE FUEL TANKS REVEALED THAT THERE WAS FUEL IN THE LEFT TANK BUT NO FUEL IN THE RIGHT TANK. THE FLIGHT INSTRUCTOR STATED THAT THE ENGINE QUIT IN-FLIGHT SHORTLY AFTER SWITCHING FUEL TANKS.

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

THE FLIGHT INSTRUCTOR RAN THE RIGHT TANK DRY. CONTRIBUTING TO THE ACCIDENT WERE IMPROPER IN-FLIGHT PLANNING AND DECISIONS.

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