Wyo. Stat. § 41-9-272: Drains across railroad rights-of-way; liability of district to railroad.

Every drainage district shall be liable to the railway company, whose right-of-way or yard any of its drains, ditches or levees crosses, for the reasonable cost of the culverts and bridges, made necessary by said drain, ditch or levee, crossing said right-of-way or yards, but of not more expensive character than the average other culverts and bridges on said division of railway, crossing streams or ditches of approximately the same width and depth, and within a hundred (100) miles of said district ditches.