La. Stat. tit. 45 § 254
All persons included in the definition of common carrier pipe lines as set forth in R.S. 45:251 have the right of expropriation with authority to expropriate private property under the state expropriation laws for use in its common carrier pipe line business, and have the right to lay, maintain and operate pipe lines, together with telegraph and telephone lines necessary and incident to the operation of these pipe lines, over private property thus expropriated, and have the further right to lay, maintain and operate pipe lines along, across, over and under any navigable stream or public highway, street, bridge or other public place, and also have the authority, under the right of expropriation herein conferred, to cross railroads, street railways, and other common carrier pipe lines by expropriating property necessary for the crossing under the expropriation laws of this state. The right to run along, across, over or under any public road, bridge or highway, as before provided for, may be exercised only upon condition that the traffic thereon is not interfered with, and that such road or highway is promptly restored to its former condition of usefulness, at the expense of the pipe line owner, the restoration to be subject also to the supervision and approval of the proper local authorities, and, provided, that in the exercise of the privilege herein conferred, owners or operators of these pipe lines shall compensate the parish, municipality or road district, respectively, for any damage done to such public road, in the laying of pipe lines, telegraph or telephone lines, along, under, over or across the same. Nothing in this Section shall be construed to grant any pipe line company the right to use any public street or alley of any incorporated city, town or village, except by express permission from the city or other governing authority.
La. R.S. § 45:254