ADMINISTRATIVE LAW - RIGHT TO INFORMATION - REFUSAL OF ACCESS - CONTRARY TO PUBLIC INTEREST INFORMATION - request to access certain records relating to the investigation of a workplace incident - accountability, transparency, fair treatment and administration of justice - personal information, flow of information to regulatory agency and administration of justice - whether disclosure would, on balance, be contrary to the public interest - sections 47(3)(b) and 49 of the Right to Information Act 2009 (Qld)