These records consists of reports generated during the construction of various Federal Highway Administration Forest Highways Projects in Montana. Reports consist of financial records, correspondence, photographs, maps, and engineering drawings.

The Montana Department of Highways Butte District Office records contain correspondence of the District Engineer of the Butte District Office.

Records of the Dept. of Highways Centralized Services Division (1971-1989) consisting of interoffice correspondence (1971-1988), minutes (1985-1989) of various divisional meetings, monthly activity reports (1987-1989); and subject files (1983-1989) concerning various task forces and information regarding the computer system.

Montana Department of Transportation, Materials Bureau consist of Pavement Management System files.

Records of the Montana Department of Highways, Missoula District Office, consisting primarily of correspondence, both internal and inter-departmental, dealing with procedural, personnel, and project-related topics. There are also frequent communiqués from the Federal Highway Administration.