4.45. Quantitative assessment of the evolution of the disposal system as part of the radiological impact assessment for the period after closure should result in conclusions on the adequacy of the chosen or proposed site as well as of the intended design of the disposal facilities. The conclusions drawn from the quantitative assessment should be supplemented by qualitative arguments and assessments. The integrated set of results of the qualitative and quantitative assessments should provide:@@- Sufficient demonstration of the adequacy of the site and engineering; @@- Reasonable assurance of compliance with the relevant safety requirements, as summarized in Section 3; @@- Assurance that the safety strategy set out for the facility is fulfilled.