NTSB Identification: LAX93FA125.
The docket is stored on NTSB microfiche number 52257.
Accident occurred Monday, February 15, 1993 in COALINGA, CA
Probable Cause Approval Date: 11/15/1993
Aircraft: CESSNA T210M, registration: N761NE
Injuries: 2 Fatal.

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 PILOT AND HIS PASSENGER DEPARTED THE SOUTHERN CALIFORNIA AREA FOR AN EVENING FLIGHT TO THE CENTRAL PART OF THE STATE. HE CONTACTED APPROACH CONTROL FOR ENTRY INTO THE LOS ANGELES TCA AND THROUGH THE VFR CORRIDOR OVER LAX. THE PILOT THEN CLIMBED OVER MOUNTAINOUS TERRAIN TO 10500 FEET MSL, AND INTERCEPTED THE V 107 AIRWAY. AFTER PASSING THE MOUNTAINOUS TERRAIN THE PILOT DESCENDED TO 4500 FEET MSL, ON V 107. ACCORDING TO THE JEPPESEN LOW ALTITUDE ENROUTE CHARTS THREE AND FOUR, THE MINIMUM ENROUTE ALTITUDE FOR THAT SEGMENT OF THE AIRWAY IS 7000 FEET MSL. ACCORDING TO THE SAN FRANCISCO SECTIONAL AERONAUTICAL CHART THE MAXIMUM ELEVATION FIGURE (MEF), FOR THE ACCIDENT AREA IS 5600 FEET MSL. THE AIRPLANE IMPACTED 4500 FOOT WRIGHT MOUNTAIN ABOUT 80 FEET BELOW A RIDGE LINE IN LEVEL FLIGHT. ACCORDING TO THE RADAR DATA THE AIRPLANE GROUND SPEED WAS ABOUT 160 KNOTS WHEN RADAR CONTACT WAS LOST ABOUT TWO AND ONE HALF MILES WEST OF V 107. WEATHER CONDITIONS WERE VMC, HOWEVER, THE NIGHT WAS DARK. THE PILOT WAS FLYING WITH AN INVALID MEDICAL CERTIFICATE

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

THE PILOTS INADEQUATE PREFLIGHT PLANNING AND HIS FAILURE TO SELECT A CRUISE ALTITUDE WHICH WOULD ENSURE ADEQUATE TERRAIN CLEARANCE DURING THE NIGHT CROSS COUNTRY. FACTORS IN THE ACCIDENT WERE: THE MOUNTAINOUS NATURE OF THE TERRAIN AND THE DARK NIGHT LIGHT CONDITIONS

Full narrative available

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