NTSB Identification: DEN86FA231.
The docket is stored on NTSB microfiche number 32745.
Accident occurred Friday, August 15, 1986 in REDCLIFF, CO
Probable Cause Approval Date: 02/09/1988
Aircraft: NORTH AMERICAN AT-6D, registration: N9813C
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.

A HUSBAND & WIFE RPRTD THAT THE ACFT FLEW NEAR THEIR HOUSE AT A VERY LOW ALT, THEN CLIMBED IN THE DIRECTION OF THE SUN TO CLEAR OVER A BRIDGE. MOMENTS LATER, THE ACFT COLLIDED WITH POWER LINES THAT WERE SUSPENDED BETWEEN 2 TOWERS. THE TOWERS WERE LOCATED ATOP ROCK FORMATIONS NEAR THE BRIDGE & WERE 1027' APART. IMPACT WITH THE LINES OCCURRED NEAR WHERE THEY DROOPED TO THEIR LOWEST POINT ABOUT 250' AGL. AFTER HITTING THE POWER LINES, THE ACFT CONTD TO FLY, BUT THE PLT WAS UNABLE TO MAINTAIN ALT. THE ACFT SUBSEQUENTLY CRASHED INTO TREES ON MOUNTAINOUS TERRAIN.

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

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

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

VISUAL LOOKOUT..INADEQUATE..PILOT IN COMMAND


Contributing Factors

OBJECT..TREE(S)


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

PROPER ALTITUDE..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

LIGHT CONDITION..SUNGLARE


Contributing Factors

VISUAL/AURAL DETECTION..PILOT IN COMMAND


Contributing Factors

OBJECT..WIRE,TRANSMISSION

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