This refers to the material which forms the bearing walls or structural framing of the building. Use accepted terms such as gambrel, gable, mansard, and so on. Examples are wooden shakes, rolled roofing, standing seam metal, asphalt shingles. This refers to the treatment and finish applied to the exterior of the structure. Changes Almost every old building has been changed in some way.
Additions are things such as wings, lean-tos, porches, chimneys, full stories.
Alterations include new windows, blocking up windows or doors, opening up new windows or doors, removing chimneys, roof changes, and other basic structural changes. If a building is known to have been moved from its original site this is very important. Building Dimensions Please provide precise or approximate figures of the building's length and width. By What It is important that the Ohio Historic Preservation Office be alerted to any immediate or proposed endangerment of a historic property, such as impending demolition, abandonment, or neglect. Distance and Frontage Use convenient units, such as feet or yards.