Design Phase means the period during which the Transporter shall prepare a draft project proposal for publication in accordance with section 4.3;
Sign face means the surface of a sign including the border or frame together with any material forming an integral part of the background used to differentiate the sign from the backdrop or building on which it is erected. Where a sign is composed of individually installed letters, numerals or shapes, the sign face shall mean the area of the smallest polygon containing a maximum of eight (8) right angle sides that enclose all of the letters, numerals or shapes; (0438-2003, 0203-2017)
Sign height means the vertical distance from the ground directly below the sign measured to the highest extremity of the sign, including the sign structure;
Design flow means the average annual flow or average daily flow specified in an approved facilities plan or approved plans and specifications, the flow specified in a WPDES permit, or the flow required to meet performance standards.
Sign structure means the assembled components that make up an outdoor advertising display, including, but not limited to, uprights, supports, facings, and trim. A sign structure may contain 1 or 2 signs per facing and may be double-faced, back to back, T-type, or V-type.