1Application of chapter2Supervision of streets, alleys, and city property3Custody, maintenance, improvement, and construction of city property4Condemnation, rental, and purchase of property5Approval of plats6Public ways and sidewalks; laying out, opening, and changing; grades7Streets, alleys, wharves, and public places; improvements and repairs8Public places; cleaning and sprinkling9Streets, alleys, and public places; lighting10Drains and sewers; plans; construction11Sewage disposal and treatment works12Culverts, bridges, and aqueducts13Utility and transportation structures; authorization14Excavations15Removal of structures from streets, alleys, and public places16Levees17Watercourses; improvements18Private watercourses; bridges19Removal and disposal of refuse20Maps and records of pipes and conduits21Private lots and tracts; drainage and fill; expenses22Restrooms and fountains23Payment of expenses24Performance of work by contract or by employees of board