33 C.F.R. § 118.90 Bridges crossing channel obliquely.
Title 33 - Navigation and Navigable Waters
Bridges crossing a body of water at an angle other than 90° with the axis of the channel shall be lighted in accordance with the regulations in this part with such modifications as are necessary in each particular case.
Title 33: Navigation and Navigable Waters
PART 118—BRIDGE LIGHTING AND OTHER SIGNALS
§ 118.90 Bridges crossing channel obliquely.