The UK's first ever Multiple Water Barrier Package

INS is a wholly owned subsidiary of the NDA who specialise in providing a complete nuclear transport system. INS’ engineering department have a wealth of experience in the design and licensing of RAM Transport packages. This paper describes the engineering challenges associated with producing a Package Design Safety Report for the first ever UK MWB Package License application and discusses how INS and its stakeholders overcame them. The main technical challenges faced by the project were: Automatic site closure welding process development . ALARP non-destructive testing techniques to justify closure weld as a containment boundary. Demonstration of compliance with regulatory ACT Impact tests i.e. FEA model validation