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.
If you plan to buy most of the raw materials and undertake much of the work yourself, Channel 4 estimates that a single storey (20 metre square) extension will cost Â£15,900 (or Â£795 per square metre) whilst a two storey (40 metre square) extension will cost Â£28,040 or (Â£701 per square metre).ouse extension costs vary significantly from project to project. Depending on size, complexity and location, an extension can cost anything from a few thousand pounds to a six figure sum.