The Department of Recreation and Parks shall have the power and duty:
(a) to establish, construct, maintain, operate and control, wherever located:
(1) all parks of the City of Los Angeles;
(2) all recreational facilities, museums, observatories, municipal auditoriums, sports centers and all lands, waters, facilities or equipment set aside or dedicated for recreational purposes and public enjoyment; and
(3) all property acquired by it or assigned to its jurisdiction for public recreation.
(b) to design, construct and operate, lease, rent or sell concessions or privileges to be exercised for the benefit, education, amusement, convenience or enjoyment of the public, in connection with any function, site or facility under the jurisdiction of the department;
(c) to establish schedules of charges for special services;
(d) to promote public recreation and cooperate with other public agencies and organizations for that purpose; and
(e) to establish, maintain and operate playgrounds or other recreational facilities upon portions of public streets, under terms and conditions provided by ordinance.