A new building construction is a project to build a new facility or make significant long-term improvements or expansion to an existing building. It usually has a budget over $20 million and takes a number of years to complete. A new building can refer to a new construction, where that construction includes site work and new internal circulation, the pouring or construction of new foundations, the erection of a new frame and roof, and new mechanical, plumbing, and electrical systems. It often involves review and collaboration with State or Federal Entities.