921.01 TRIMMING OF TREES, SHRUBBERY.
   The owner of every lot or parcel of land upon which a tree, plant or shrubbery stands with any part thereof upon or overhanging a public street or sidewalk shall conform to the regulations in this chapter; otherwise, the City shall cause such trees to be trimmed or cut down and removed in accordance with the regulations and assess the cost against the owner of the lot or parcel of land.
   (a)    The owner shall trim or cause to be trimmed the tree, plant or shrubbery so that a clear height of eight feet between the lowest branch and the street or sidewalk is maintained.
   (b)    The owner shall trim or remove, as the case may require, every dead, decayed or broken tree, plant, shrubbery, or part thereof, so that the same shall not fall to the street or sidewalk.
   (c)    The owner shall cut down and remove any tree, plant, shrubbery, or any part thereof, as may be necessary to provide a clear and unobstructed view of traffic from all directions at any street, intersection, or to abate any nuisance to protect life, limb and property of persons, drivers of any vehicles or pedestrians using the street or sidewalk.