Servitudes – Common walls and enclosures
Art. 673. Common wall servitude. A landowner who builds first may rest one-half of a partition wall on the land of his neighbor, provided that he uses solid masonry at least as high as the first story and that the width of the wall does not exceed eighteen inches, not including the plastering which may not be more than three inches in thickness.
Art. 685. Common fences. A fence on a boundary is presumed to be common unless there is proof to the contrary. When adjoining lands are enclosed, a landowner may compel his neighbors to contribute to the expense of making and repairing common fences by which the respective lands are separated. When adjoining lands are not enclosed, a landowner may compel his neighbors to contribute to the expense of making and repairing common fences only as prescribed by local ordinances.
Art. 686. Common ditches. A ditch between two estates is presumed to be common unless there be proof to the contrary. Adjoining owners are responsible for the maintenance of a common ditch.