This collection is comprised of records documenting the work of the Gross Vehicle Weight Division of the Department of Highways, and includes correspondence (1973-1991), minutes (1982-1990), reports (1974-1988) and subject files (1967-1991) all dealing with implementation and enforcement of Gross Vehicle Weight laws in Montana.

This collection is comprised of records documenting the work of the Mail and File Unit of the Montana Department of Highways, including: correspondence, general subject files, and petitions from the public.

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.