Interim Review: Leak of radioactive liquor in the feed clarification cell at BNG THORP Sellafield

Review of the management and technical aspects of the failure and its implications for the future of THORP

Publication date: 20 April 2006

Summary
Published by nuclear engineers John Large & Associates, this review examines the failure of pipework in the feed clarification cell of the thermal oxide reprocessing plant (THORP) at Sellafield that resulted in closure of the plant in April 2005. Operation of THORP is contracted to the British Nuclear Group (BNG) and owned by the government agency the Nuclear Decommissioning Authority (NDA).