"Work of improvement" includes but is not restricted to the construction, alteration, addition to, or repair, in whole or in part, of any building, wharf, bridge, ditch, flume, aqueduct, well, tunnel, fence, machinery, railroad, or road, the seeding, sodding, or planting of any lot or tract of land for landscaping purposes, the filling, leveling, or grading of any lot or tract of land, the demolition of buildings, and the removal of buildings. Except as otherwise provided in this title, "work of improvement" means the entire structure or scheme of improvement as a whole.
(Added by Stats. 1969, Ch. 1362, Sec. 2.)