La. R.S. 38:2610

The Department of Public Works, State of Louisiana, shall furnish to the district such engineering services as it shall require and may cooperate with the district in the construction of any work or facility considered necessary by the district and said department to the purposes of the district. Any moneys appropriated by the state or said department shall be expended under the supervisory control of said department and the board of commissioners of the district may by appropriate contract subject any project to the supervisory control of said department.