Develops and administers policy on environmental issues (e.g. clean air, noise and water resources) affecting the Department's programs and projects; prepares and oversees environmental documents required by the state and federal laws and regulations.  These documents include; transportation, air, noise, and historic/archaeological studies; state and federal water resources permit applications for Department projects; performs environmental surveillance of construction activities to ensure compliance with permits; acts as liaison with state and federal regulatory agencies regarding environmental issues and the State Historic Preservation Office regarding cultural resources.