All canopies, marquees, signs, metal awnings, fire escapes, exhaust ducts and similar overhang extensions shall be maintained in good repair and be properly anchored so as to be kept in a sound condition. When required, all exposed surfaces of metal or wood shall be protected from the elements and against decay or rust by periodic application of weather coating materials, such as paint or similar surface treatment. (Ord. 1997-88. Passed 12-17-97.)