This section has been clarified by a buildings bulletin issued by the Department of Buildings.
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COMBINATION SIGN. A sign incorporating any combination of the features of pole, projecting and roof signs.
DISPLAY SIGN. The area made available by the sign structure for the purpose of displaying the sign.
FILM SIGN. A flat section of a material that is extremely thin in comparison to its length and breadth and has a nominal maximum thickness of 0.01 inch (0.25 mm).
GROUND SIGN. A billboard or similar type of sign which is supported by one or more uprights, poles or braces in or upon the ground other than a combination sign or pole sign, as defined by this code.
POLE SIGN. A sign wholly supported by a sign structure in the ground.
PROJECTING SIGN. A sign other than a wall sign, which projects from and is supported by a wall of a building or structure.
ROOF SIGN. A sign erected upon or above a roof or parapet of a building or structure.
SIGN. Any letter, figure, character, mark, plane, point, marquee sign, design, poster, pictorial, picture, stroke, stripe, line, trademark, reading matter or illuminated service, which shall be constructed, placed, attached, painted, erected, fastened or manufactured in any manner whatsoever, so that the same shall be used for the attraction of the public to any place, subject, person, firm, corporation, public performance, article, machine or merchandise, whatsoever, which is displayed in any manner outdoors. Every sign shall be classified and conform to the requirements of that classification as set forth in this chapter.
SIGN STRUCTURE. Any structure which supports or is capable of supporting a sign as defined in this code. A sign structure is permitted to be a single pole and is not required to be an integral part of the building.
TEMPORARY SIGN. A sign, with display area 500 square feet (46.5 m2) or less, erected for a period of 30 days or less.
WALL SIGN. Any sign attached to or erected against the wall of a building or structure, projecting no more than 15 inches (381 mm) from the face of the wall, with the exposed face of the sign in a plane parallel to the plane of said wall.
1. The allowable working stresses for steel and wood shall be in accordance with the provisions of Chapters 22 and 23 of this code.
2. The working strength of chains, cables, guys or steel rods shall not exceed one-fifth of the ultimate strength of such chains, cables, guys or steel.
In all signs permitted to be constructed of combustible materials pursuant to the provisions of Sections H107 through H116, wood and other materials of combustible characteristics similar to wood shall be permitted, pursuant to the provisions of Sections H109 through H116, on the display surface without limit, except that approved plastic shall be limited in area by the provisions of Section H107.1.3.
Exception: Flexible vinyl signs shall comply with the requirements of Section H114.
Exception: On buildings 35 feet (10 668 mm) high or less, projecting signs, not exceeding 24 inches (610 mm) in width, may be erected to a maximum height of 40 feet (12 192 mm) above grade but in no case to a height of more than 15 feet (4572 mm) above the main roof level.
Exception: On marquees attached to buildings classified as Occupancy Group A-1, skating rinks in Occupancy Group A-4 or amusement park structures in Occupancy Group A-5 marquee signs may project not more than 8 feet (2438 mm) above nor more than 1 foot (305 mm) below the fascia, provided that the total height of such signs does not exceed 9 feet (2743 mm) and the lowest part of such signs is at least 10 feet (3048 mm) above the ground or sidewalk level. Marquee signs shall not project beyond the horizontal ends of the marquee.
1. When permitted by the Department of Transportation, temporary signs of combustible materials may be suspended from buildings or poles to extend across streets.
2. Temporary signs of combustible materials constructed without a frame may be attached flat against, or suspended from, the fascia of a canopy or marquee, provided that the lowest part of any such sign is at least 9 feet (2743 mm) above the ground or sidewalk level.
|ASTM D 635-10||Standard Test Method for |
Rate of Burning and/or
Extent and Time of
Burning of Self-Supporting
Plastics in a Horizontal Position
|NFPA 70 1-04||Methods of Fire Test for |
Flame Propagation of Textiles
|UL 214-01||Standard for Tests for Flame |
Propagation of Fabrics and Films