What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Pilot reported that after landing on runway 20 at Sacramento Executive Airport, Sacramento, CA, he experienced a bad shimmy. As he eased the control forward, the a/c made a right turn. When a side load was placed on the left main gear, the landing gear departed the a/c. the pilot and sole occupant was not injured. The a/c was cleared by the NTSB for recovery from the runway prior to FAA inspection of a/c. during inspection of the a/c, a bolt was presented that is alledged to be the left main gear mounting bolt p/n:NAS147-59. This bolt was pulled in half. This bolt was badly necked at the point of failure and was bent to approx. 45 degrees. The failure point of the bolt showed signs of a previous crack. (.4) on November 17, 2000, at 1551 hours pacific standard time, a Cessna 140, N2154V, veered off the runway and bent a wing tip and a main gear strut during landing at Sacramento Executive Airport, Sacramento, California. The airplane, operated by carter flygare, inc., and rented by the pilot under the provisions of 14 CFR part 91, sustained substantial damage. The private pilot was not injured. The local personal flight departed Sacramento execu tive about 1445. Visual meteorological conditions prevailed and no flight plan was filed. The pilot stated he flew to nearby franklin airport to practice landings. He made several full stop landings and several touch-and-go landings. He returned to Sacramento executive for a full stop landing. During the rollout, the tail wheel began to vibrate. The shaking was at a slow rate initially, and then became progressively worse. He stated that he attempted to ease off on the elevator pressure, but lost directional control in the process and the airplane swerved to the right. The airplane ground looped and departed the runway.
As the FAA filed it
(-23) PILOT REPORTED THAT AFTER LANDING ON RUNWAY 20 AT SACRAMENTO EXECUTIVE AIRPORT, SACRAMENTO, CA, HE EXPERIENCED A BAD SHIMMY. AS HE EASED THE CONTROL FORWARD, THE A/C MADE A RIGHT TURN. WHEN A SIDE LOAD WAS PLACED ON THE LEFT MAIN GEAR, THE LANDING GEAR DEPARTED THE A/C. THE PILOT AND SOLE OCCUPANT WAS NOT INJURED. THE A/C WAS CLEARED BY THE NTSB FOR RECOVERY FROM THE RUNWAY PRIOR TO FAA INSPECTION OF A/C. DURING INSPECTION OF THE A/C, A BOLT WAS PRESENTED THAT IS ALLEDGED TO BE THE LEFT MAIN GEAR MOUNTING BOLT P/N:NAS147-59. THIS BOLT WAS PULLED IN HALF. THIS BOLT WAS BADLY NECKED AT THE POINT OF FAILURE AND WAS BENT TO APPROX. 45 DEGREES. THE FAILURE POINT OF THE BOLT SHOWED SIGNS OF A PREVIOUS CRACK. (.4) ON NOVEMBER 17, 2000, AT 1551 HOURS PACIFIC STANDARD TIME, A CESSNA 140, N2154V, VEERED OFF THE RUNWAY AND BENT A WING TIP AND A MAIN GEAR STRUT DURING LANDING AT SACRAMENTO EXECUTIVE AIRPORT, SACRAMENTO, CALIFORNIA. THE AIRPLANE, OPERATED BY CARTER FLYGARE, INC., AND RENTED BY THE PILOT UNDER THE PROVISIONS OF 14 CFR PART 91, SUSTAINED SUBSTANTIAL DAMAGE. THE PRIVATE PILOT WAS NOT INJURED. THE LOCAL PERSONAL FLIGHT DEPARTED SACRAMENTO EXECU TIVE ABOUT 1445. VISUAL METEOROLOGICAL CONDITIONS PREVAILED AND NO FLIGHT PLAN WAS FILED. THE PILOT STATED HE FLEW TO NEARBY FRANKLIN AIRPORT TO PRACTICE LANDINGS. HE MADE SEVERAL FULL STOP LANDINGS AND SEVERAL TOUCH-AND-GO LANDINGS. HE RETURNED TO SACRAMENTO EXECUTIVE FOR A FULL STOP LANDING. DURING THE ROLLOUT, THE TAIL WHEEL BEGAN TO VIBRATE. THE SHAKING WAS AT A SLOW RATE INITIALLY, AND THEN BECAME PROGRESSIVELY WORSE. HE STATED THAT HE ATTEMPTED TO EASE OFF ON THE ELEVATOR PRESSURE, BUT LOST DIRECTIONAL CONTROL IN THE PROCESS AND THE AIRPLANE SWERVED TO THE RIGHT. THE AIRPLANE GROUND LOOPED AND DEPARTED THE RUNWAY.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.