Special subjects relating to the proposed programme budget for the biennium 2018–2019 A/RES/72/262 Educational, Scientific and Cultural Organization, in safeguarding the heritage conservation objective; 7. Also stresses the importance of including energy efficiencies in project planning and implementation, and in this regard requests the Secretary -General to continue his efforts within the scope of the project with a view to, inter alia, minimizing utility consumption and to report thereon in the context of fut ure progress reports; 8. Recalls paragraph 23 of section IX of its resolution 70/248 A, notes the revised business case for the visitors’ centre, and encourages the Secretary-General to refine the underlying assumptions and the calculation for the projected number of visitors to Africa Hall and to report thereon in the cont ext of future progress reports; 9. Requests the Secretary-General to continue in his efforts to conduct wideranging outreach activities and to report thereon in the context of future progress reports; 10. Recalls paragraph 22 of the report of the Advisory Committee, and in this regard requests the Secretary-General, in the context of future progress reports, to include an update on the different admission options that could allow access to Africa Hall to a larger number of visitors, especially students, acad emicians, residents and guests; 11. Also recalls paragraph 14 of the report of the Advisory Committee, and encourages the Secretary-General to expedite the completion of the project’s Monte Carlo risk analysis, present the refined contingency estimate and take appropriate measures to mitigate potential risks that may affect the project implementation timeline, and to include the update in the context of the next report; 12. Emphasizes the need for the Office of Internal Oversight Services to continue to provide oversight of the construction projects at the Economic Commission for Africa, in particular the renovation of Africa Hall, and to continue to include information on key findings in the context of the annual reports of the Office on its activities; 13. Welcomes with appreciation the voluntary contributions of the host country, Mali and Switzerland to Africa Hall, and requests that the Secretary-General continue to seek both voluntary and in-kind contributions from Member States, in full compliance with all relevant regulations and rules of the Organization, and provide detailed information on the matter in the context of the ne xt progress report; 14. Notes the importance of developing a comprehensive and sustainable resource mobilization strategy with regard to operations in Africa Hall, pending the review of admission options; 15. Requests the Secretary-General to ensure that resource requirements at each stage of the project are based on a thorough review of actual and up -to-date needs on the ground and to provide detailed information in the context of future progress reports; 16. Encourages the Secretary-General to take prudent measures to control cost overruns, such as expenses relating to official travel, so that expenditures would remain within the planned operational budget of the project in compliance with the relevant Financial Regulations and Rules of the United Na tions; 6 17. Approves an appropriation in the amount of 5,700,300 dollars for the project for 2018, comprising 905,400 dollars under section 18, Economic and social development for Africa, 4,644,700 dollars under section 33, C onstruction, alteration, improvement and major maintenance, and 150,200 dollars under section 34, Safety 17-23363 9/27