NTSB Identification: DEN88FA121.
The docket is stored on NTSB microfiche number 37136.
Accident occurred Saturday, June 04, 1988 in ROCK SPRINGS, WY
Probable Cause Approval Date: 10/03/1989
Aircraft: PIPER PA-28-180, registration: N9728J
Injuries: 2 Fatal,1 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.

SHORTLY AFTER DEPARTURE ON THE SECOND LEG OF A CROSS COUNTRY FLT THE PLT INFORMED THE FSS LOCATED ON THE ARPT THAT HE WAS RETURNING. THE FSS TECHNICIAN ON DUTY OBSERVED THE ACFT TURN FINAL AT AN ABNORMALLY LOW ALTITUDE. THE ACFT DISAPPEARED FROM VIEW. THE TECHNICIAN ATTEMPTED RADIO CONTACT AND WHEN UNSUCCESSFUL SOUNDED THE CRASH ALARM. THE ACFT WAS FOUND APX 1500 FT SHORT OF THE RWY IN A GULLY. NO INDICATION OF DIFFICULTY WAS RADIOED BY THE PLT. INVESTIGATION REVEALED INADEQUATELY MAINTAINED MAGNETOES. THE PLT REPORTED TOTAL MEMORY LOSS OF THE ACCIDENT.

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

IGNITION SYSTEM,MAGNETO..OUTPUT LOW

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

MAINTENANCE..INADEQUATE..PILOT IN COMMAND


Contributing Factors

EMERGENCY PROCEDURE..ATTEMPTED

Index for Jun1988 | Index of months