Aviation Accident Summaries

Aviation Accident Summary CEN18LA222

Santa Teresa, NM, USA

Aircraft #1

N43443

TAYLORCRAFT BC12 D

Analysis

The pilot reported that, during a touch-and-go landing in the tailwheel-equipped airplane, he felt an "unusual mechanical sensation," but was able to maintain directional control and continued the takeoff. During his second landing approach, the airplane “aggressively weathercocked” into the wind on short final approach and the airplane touched down tailwheel first. During the landing roll, the airplane started to veer left, and the pilot was unable to correct with rudder input. The airplane continued off the left side of the runway and nosed over, resulting in substantial damage. After the accident, the pilot noted that the left rudder spring had disconnected from the arm of the steerable tailwheel and the safety wire was missing. The pilot reconnected the spring before the airplane could be examined; whether the tailwheel spring contributed to the loss of control could not be determined. The recorded weather conditions about the time of the accident included a left quartering tailwind at 6 knots with gusts to 13 knots for the landing runway.

Factual Information

On June 10, 2018, about 1200 mountain daylight time, a Taylorcraft BC-12D airplane, N43443, was substantially damaged when it was involved in an accident near Santa Teresa, New Mexico. The private pilot was not injured. The airplane was operated as a Title 14 Code of Federal Regulations Part 91 personal flight. The pilot was conducting a touch-and-go landing on runway 28 when he felt an “unusual mechanical sensation” just before rotation. He departed again and remained in the airport traffic pattern for runway 28. Upon turning from base to final, the pilot saw two white and two red lights on the precision approach path indicator and also noticed the windsock indicating erratic wind directions, varying between a headwind and crosswind. As the airplane neared the runway, he then felt it “aggressively weathercock” to the left from a crosswind gust, and he applied control inputs to realign the airplane. The pilot decided it was too late to perform a go-around and chose to continue the landing. The tailwheel contacted the runway first, followed by the main gear. The pilot pulled the throttle back completely to idle, but the rudder inputs seemed only “partially responsive,” and the airplane continued to veer off the runway toward the left. He applied full rudder and heel-brakes to prevent a ground loop; however, the airplane continued to veer left, then exited the runway and nosed over, resulting in substantial damage to the horizontal stabilizer and rudder. The recorded wind about the time of the accident was from 160° at 6 knots with gusts to 13 knots. Following the accident, the pilot performed a visual inspection of the airplane and noted that the left rudder spring had disconnected from the tailwheel control arm and the safety wire was missing. A Federal Aviation Administration (FAA) inspector examined the airplane and saw that the left rudder spring had been reattached. The pilot reported that, after the accident, he and a mechanic had reattached the spring. After looking at the assembly, the FAA inspector was unable to determine whether the spring detached during or prior to the accident.

Probable Cause and Findings

The pilot's loss of directional control during landing in gusting crosswind conditions for reasons that could not be determined based on the available information.

 

Source: NTSB Aviation Accident Database

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