The Director of Port Control shall provide and maintain vessel signals on each City drawbridge; such signals shall consist of a red ball not less than fifteen (15) inches in diameter for use in daylight, and a red lantern for use in the night time. Such signals shall be placed near the center of each such bridge, except that on the Columbus Street bridge signals shall be placed on the south draw span thereof. Such signals shall be so arranged when elevated as to be seen easily up or down the River.
(Ord. No. 1484-54. Passed 6-21-54, eff. 6-29-54)