Montana Title 7. Local Government § 7-3-4441. Department of public service

(a) the construction, improvement, repair, and maintenance of streets, sidewalks, alleys, lanes, bridges, viaducts, and other public highways;

(b) sewers, drains, ditches, culverts, canals, streams, and watercourses; and

(c) boulevards, squares, and other public places and grounds belonging to the municipality or dedicated to public use, except parks and playgrounds;

(a) the enforcement of all obligations of privately owned or operated public utilities enforceable by the municipality;

(b) the making and preservation of all surveys, maps, plans, drawings, and estimates for public work;

(c) the cleaning, sprinkling, and lighting of streets and public places;

(d) the collection and disposal of waste; and

(e) the preservation of contracts, papers, plans, tools, and appliances belonging to the municipality and pertaining to the department.