No fatalities

28 Jul 2017: THOMAS J HANKAMP VAN'S AIRCRAFT RV4 NO SERIES — Poughkeepsie, NY

Poughkeepsie, NY, United States

On 28 Jul 2017, a THOMAS J HANKAMP VAN'S AIRCRAFT RV4 NO SERIES was involved in an aviation accident near Poughkeepsie, NY. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s failure to maintain directional control during takeoff. This summary draws on records from NTSB; 8 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 1778583330Data APIEditorial standards

A pilot conducting a taxi test in crosswind conditions overcorrected, causing a ground loop. The tailwheel airplane exited the runway and sustained substantial damage to the firewall. No preaccident mechanical issues were reported.

Accident Overview

During a taxi test in crosswind conditions, the pilot of a tailwheel-equipped airplane overcorrected, resulting in a ground loop. The airplane exited the runway to the right and came to rest in a nose-down attitude. The accident caused substantial damage to the firewall.

Pilot Report

The pilot stated that no preaccident mechanical failures or malfunctions occurred that would have precluded normal operation. In initial conversations, the pilot reported the event as a taxi test; however, a Federal Aviation Administration (FAA) inspector later verified through discussions with local tower personnel that the airplane had been cleared for takeoff, indicating the pilot had intent for flight.

Weather Conditions

Automated weather observation at the accident airport, around the time of the event, recorded wind from 320° at 5 knots. The pilot was departing on runway 06, which aligns with a crosswind component relative to the wind direction.

Investigation

The FAA inspector noted that the pilot lost control during takeoff. The investigation did not identify any preaccident mechanical abnormalities with the airplane.

Contributing factors

Directional control — Not attained/maintainedPilot