Other elements of the archaeological heritage constitute part of the living traditions of indigenous peoples and for such sites and monuments the participation of local cultural groups is essential to their protection and preservation. ... 1.
This wide budgetary range takes into account the varying costs of the materials listed above. As you begin to price patio roof additions with local roofers, a basic aluminum roof may cost $6000-$10,000 for a 20â x 20â area.
So, for your 4 x 5m extension, the build cost would be roughly Â£24,000. + Add on 10-15% for professional fees (architect, planning application, building regs, structural engineer).+ VAT. Single storey extension = Â£32,000.s a rule of thumb you can add 50% extra to the build cost of a single storey extension. So, Â£24,000 +50% = Â£36,000. + Add on 10-15% for professional fees (architect, planning application, building regs, structural engineer). + VAT.