N.D. Cent. Code § 49-11-04: Highways and watercourses to be restored to former state

Every corporation constructing, owning, or using a railroad shall restore every stream of water, watercourse, street, highway, or canal across, along, or upon which such railroad may be constructed to its former state or to such condition that its usefulness shall not be materially impaired and thereafter shall maintain the same in such condition against any effects in any manner produced by such railroad.