A number of questions related to the failure investigation process have been asked by customers. In response, we provide the explanations below: 1) Following a Proton failure, what is the sequence of events to return to flight for commercial missions?
• A Russian State Failure Commission is formed immediately after the incident to investigate the cause of the failure. • While the State Commission is meeting, ILS creates an independent Failure Review Oversight Board (FROB). ILS also drafts and submits a Technical Assistance Agreement with the U.S. Department of State, and obtains additional licenses to brief the results of the failure review to the customer and insurance communities. • After the State Commission concludes its investigation and results and corrective actions are approved, the Proton is cleared for return to flight for Russian federal missions. • The ILS FROB convenes with a briefing on the findings of the State Commission. • After the FROB concludes, ILS briefs the results of its independent review to our partners, customers and the insurance community. • The Proton is then returned to commercial flight, with customer concurrence, as soon as possible. 2) Following a Proton failure what is the function and composition
