What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
On may 21, 1999, at 1605 central daylight time, a Robinson R22 beta, N215WW, piloted by a private pilot, was substantially damaged when it collided with the terrain following a loss of control during a practice pinnacle approach, near East Troy, Wisconsin. Visual meteorological conditions prevailed at the time of the accident. The personal flight was conducted under the provisions of 14 CFR part 91 and was not on a flight plan. The pilot reported no injuries. The local flight departed East Troy Municipal Airport, East Troy, Wisconsin, at 1530, and was practicing flight maneuvers at the time of the accident. (-23)during approach to a spot landing the helicopter degan to "settle with power". The aircraft contacted the ground on the skids and roller over to the left. Main rotor blades contacted the ground and severe the tailboom. Damage-main and tail rotor blades - tail boom - mast/plyon/hub LH windshield.
As the FAA filed it
ON MAY 21, 1999, AT 1605 CENTRAL DAYLIGHT TIME, A ROBINSON R22 BETA, N215WW, PILOTED BY A PRIVATE PILOT, WAS SUBSTANTIALLY DAMAGED WHEN IT COLLIDED WITH THE TERRAIN FOLLOWING A LOSS OF CONTROL DURING A PRACTICE PINNACLE APPROACH, NEAR EAST TROY, WISCONSIN. VISUAL METEOROLOGICAL CONDITIONS PREVAILED AT THE TIME OF THE ACCIDENT. THE PERSONAL FLIGHT WAS CONDUCTED UNDER THE PROVISIONS OF 14 CFR PART 91 AND WAS NOT ON A FLIGHT PLAN. THE PILOT REPORTED NO INJURIES. THE LOCAL FLIGHT DEPARTED EAST TROY MUNICIPAL AIRPORT, EAST TROY, WISCONSIN, AT 1530, AND WAS PRACTICING FLIGHT MANEUVERS AT THE TIME OF THE ACCIDENT. (-23)DURING APPROACH TO A SPOT LANDING THE HELICOPTER DEGAN TO "SETTLE WITH POWER". THE AIRCRAFT CONTACTED THE GROUND ON THE SKIDS AND ROLLER OVER TO THE LEFT. MAIN ROTOR BLADES CONTACTED THE GROUND AND SEVERE THE TAILBOOM. DAMAGE-MAIN AND TAIL ROTOR BLADES - TAIL BOOM - MAST/PLYON/HUB LH WINDSHIELD.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.