Neb. Rev. Stat. § 39-1350: Neb. Rev. Stat. § 39-1350

The department shall have the authority to act for any political or governmental subdivision or public corporation of this state for the purpose of taking bids or letting contracts for the construction, reconstruction, improvement, maintenance, or repair of roads, bridges, and their appurtenances. The department, while so acting, may take such bids and let such contracts at the offices of the department in Lincoln, Nebraska, or at such other location as designated by the department if the department has the written consent of the political or governmental subdivision or public corporation where the work is to be done.