Specifications include, but are not limited to:The project includes sound attenuation improvements for certain residences around San Diego International Airport. The project includes 34 dwelling units located on 19 non-historic residential properties. Sound attenuation improvements may include, but are not limited to, replacement of windows and exterior doors, finish carpentry, and improvements to add ventilation and electrical work to support such systems. The work will include the demolition and modification of existing construction to install new windows and doors and, in some cases, may require temporary weatherproof closures. In addition, the contract work may include removal and disposal of asbestos-containing building materials.