A. Securing: Roof signs shall be thoroughly secured and anchored to the frame of the building over which they are constructed and erected;
B. Clearance And Access: Passage clear of all obstructions shall be left under or around and immediately adjacent to all signs exceeding a height of four feet (4') above the roof thereunder. Such passage shall not be less than three feet (3') wide and four feet (4') high and shall be at parapet or roof level.
There shall be one passage or access opening as follows:
1. Each Roof Sign: For each roof sign upon a building;
2. Roof Sign Extension: One access opening for every fifty (50) linear feet of horizontal roof sign extension;
3. Proximity To Walls: Within twenty feet (20') of walls and parapets when roof signs are at right angles to a face of the building. (Ord. 2009-03, 12-7-2009)