(1) The parking authority, after a thorough investigation of the parking problem within its jurisdiction, shall formulate for public presentation a master plan of automobile parking facilities as a guide for the further provision for parking facilities, properly integrated with present and proposed traffic facilities, subject to alteration as necessary.
(2) A program of construction and method of financing shall likewise be formulated.
(3) The parking authority is authorized to so design and locate any off-street automobile parking facilities as to best serve the public purpose for which such facilities are intended.
(4) Such facilities may consist of: Lots, improved or unimproved;
(5) Single or multi-level garages; or
(6) Other structures and accessories.