Existing structure means any structure that is installed or approved for installation at the time a wireless services provider or wireless infrastructure provider provides notice to a locality or the Department of an agreement with the owner of the structure to co-locate equipment on that structure. "Existing structure" includes any structure that is currently supporting, designed to support, or capable of supporting the attachment of wireless facilities, including towers, buildings, utility poles, light poles, flag poles, signs, and water towers.
advertising structure means any screen, fence, wall or other physical structure or object erected to display an advertisement or which is in itself an advertisement or used to display an advertisement.
Support Structure means an existing or new structure that supports or can support a mobile service facility, including a mobile service support structure, utility pole, water tower, building, or other structure.
Historic Structure means any structure that is: