NTSB Identification: DEN90LA151.
The docket is stored on NTSB microfiche number 42617.
Accident occurred Monday, July 02, 1990 in TOOELE, UT
Probable Cause Approval Date: 11/09/1992
Aircraft: CESSNA 172XP, registration: N736NB
Injuries: 3 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.

THE PRIVATE PILOT WAS LANDING AFTER A CROSS COUNTRY FLIGHT. HE SAID HIS WEATHER BRIEFING SAID TO EXPECT THUNDERSTORMS AND MODERATE TURBULENCE ALONG HIS ROUTE, AND VIRGA IN THE SALT LAKE CITY AREA. AT ONE MILE ON FINAL, THE PLANE A STRONG DOWNDRAFT, FOLLOWED BY AN UPDRAFT. ON SHORT FINAL, THE FLIGHT ENCOUNTERED ANOTHER STRONG DOWNBURST. THE AIRPLANE WAS AT 50 FEET AGL AND THE PILOT ADDED FULL POWER TO GO AROUND, BUT WAS UNABLE TO STOP THE DESCENT. THE PLANE STRUCK THE TERRAIN 50 FEET SHORT OF THE RUNWAY, HIT A CROSS DITCH, AND SHEARED THE NOSE GEAR, MAIN GEAR AND BENT THE LEFT WING SPAR.

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

THE FLIGHTS ENCOUNTER WITH TURBLENCE ON FINAL WHICH RESULTED IN A LOSS OF CONTROL AND A SUBSEQUENT COLLISION WITH THE GROUND.

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