La. R.S. 33:426

The mayor may appoint a street commissioner subject to confirmation by the board of aldermen. The street commissioner shall, under the direction of the mayor and board of aldermen, have general control of the streets, alleys, avenues, and sidewalks; he shall see that they are always in proper repair; he shall have them worked, repaired, altered, paved, lighted, sprinkled, and everything else done that ought to be done to keep them in good repair and condition; and he shall perform all other duties as directed by the mayor.