“Improvement” means the acquisition, construction, installation, or maintenance of any tangible property with an estimated useful life of five years or more including, but not limited to, the following:
(a) Parking facilities.
(b) Benches.
(c) Trash receptacles.
(d) Street lighting.
(e) Decorations.
(f) Parks.
(g) Fountains.
(Added by Stats. 1989, Ch. 591, Sec. 2.)