§ 91.15  TREE DISEASES.
   (A)   Trees constituting nuisance declared.  The following are public nuisances whenever they may be found within the city:
      (1)   Any living or standing elm tree or part thereof infected to any degree with the Dutch Elm disease fungus Ceratocystis Ulmi (Buisman) Moreau or which harbors any of the elm bark beetles Scolytus Multistriatus (Eichh.) or Hylungopinus Rufipes (Marsh);
      (2)   Any dead elm tree or part thereof, including branches, stumps, firewood or other elm material from which the bark has not been removed and burned or sprayed with an effective elm bark beetle insecticide;
      (3)   Any living or standing oak tree or part thereof infected to any degree with the Oak Wilt fungus Ceratocystis fagacearum;
      (4)   Any dead oak tree or part thereof which in the opinion of the designated officer constitutes a hazard, including but not limited to logs, branches, stumps, roots, firewood or other oak material which has not been stripped of its bark and burned or sprayed with an effective fungicide;
      (5)   Any other shade tree with an epidemic disease.
   (B)   Abatement of nuisance.  It is unlawful for any person to permit any public nuisance as defined in division (A) of this section to remain on any premises the person owns or controls within the city.  The nuisance may be abated.
   (C)   Record of costs.  The Public Works Director shall keep a record of the costs of abatement done under this section for all work done for which assessments are to be made, stating and certifying the description of the land, lots, parcels involved, and the amount chargeable to each.
Penalty, see § 92.99