(A) All railroad companies in this municipality shall make, keep open, and repair their crossings of streets and public roads, and to make, keep open, and repair ditches, drains, sewers, and culverts along and under their tracks, so that drainage of adjacent property shall not be impeded and the right-of-way shall be properly drained.
(SDCL § 9-35-8)
(B) This municipality may extend any street, alley, or highway over, under, or across, or to construct any sewer, water pipe, or main under or through any railroad track, right-of-way, or land of any railroad company within the corporate limits pursuant to SDCL § 9-35-7.