A BLUEPRINT for protected properties in Bahrain’s old capital, stretching from Ras Ruman to Naim, is being drawn up as the government pushes ahead with plans to have Manama registered as a world heritage site.All urbanisation, investment and developmental projects submitted to the Urban Planning and Development Authority from now on will need the approval of the Capital Trustees Board and the Bahrain Authority for Culture and Antiquities (Baca) .