Investigation led by KNKT -Indonesia

Accident to the Sikorsky S76 registered PK-TVY operated by Travira Air on 20/07/2021 on Soehanah offshore platform

Preliminary data based on the notification from the Indonesian authorities:

When about to land, a loud noise was heard and the aircraft rolled to the right. The aircraft stopped at the edge of the helipad. All main rotor blades detached.