No fatalities

Helicopter Accident During Landing at Workshop Field

Cement, OK, United States

On January 14, 2009, a BRANTLY B-2B operated by Robert H Jenkins was involved in an aviation accident near Cement, OK. No fatalities were reported. Investigators recorded the probable cause as: The pilot's failure to maintain proper airspeed and descent rate during approach, which resulted in a hard landing. Contributing to the accident were the nearby power lines. This summary draws on records from NTSB; 7 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

A pilot landed hard to avoid power lines, causing the helicopter to roll over. The aircraft sustained damage to its main and tail rotor blades and a bent tail boom.

Incident Overview and Pilot Account During the final approach to a field adjacent to a workshop, the pilot reported that the helicopter was moving too quickly. To prevent overshooting the intended landing area and colliding with nearby power lines, the pilot executed a hard landing. This action resulted in the left skid digging into the ground, which caused the helicopter to roll over. ## Aircraft Damage Assessment A subsequent examination of the helicopter revealed significant structural and component damage. All three main rotor blades were found to be damaged, and the tail rotor blades also sustained damage. Additionally, the tail boom was bent as a result of the accident.

Contributing factors

Causes

Airspeed — Not attained/maintainedDescent rate — Not attained/maintained

Other contributing factors

Decision related to condition