When a project owner has issued directives involving a changed scope of work, or is merely considering changes, the owner quite appropriately looks to the contractor for a price proposal. On a large, complex project, or a project plagued by excessive changes, the preparation of change order proposals can be quite burdensome for the contractor.
With help from the U.S. General Services Administration (GSA), the nonprofit Sustainable Buildings Industry Council (SBIC) has contributed new resource pages on site security design to the "Whole Building Design Guide" (WBDG).
Lebanon, Tenn.-based Lochinvar has developed a library of drawings of its commercial and residential products that are fully configured for placement in Autodesk Revit Architecture 2010 building information models. Architects, contractors, and designers using the 2010 edition of Revit software, which allows them to design with parametric modeling and drafting elements, can now download the pre-programmed, 3D Lochinvar equipment models at www.Lochinvar.com. Lochinvar manufactures water heaters, boilers, pool heaters, and storage tanks.