Among others, former crew members of Byford Dolphin and NOPEF (a Norwegian oil and petro-chemical union) have come forward and claimed the investigation was a cover-up.
一方、バイフォード・ドルフィンの元乗組員とNOPEF（ノルウェーの石油・石油化学系労働組合）らは、事故調査は事実の隠蔽だと主張した。