RS 451 - Duty to relieve obstruction to natural drainage
All railway companies operating a line or system of railroads in Louisiana shall drain all railroad roadbeds which obstruct or in any manner retard or interfere with the natural drainage of any land, farm or plantation traversed by the line or system of railroads, by constructing and maintaining ditches, culverts, or drains under their roadbed or under the crossings over their roadbed on their right of way, either parallel to or at angles with their roadbeds or crossings, of sufficient width, depth and capacity to carry off water rapidly. These railway companies shall do all things necessary to relieve such obstructed natural drainage.