149.570—How is a platform, single point mooring, or submerged turret loading identified?
(a)
Each platform, single point mooring, or submerged turret loading (STL) that protrudes above the water or is marked by a buoy must display the name of the deepwater port and the name or number identifying the structure, so that the information is visible:
(1)
From the water at all angles of approach to the structure; and
(2)
From aircraft on approach to the structure if the structure is equipped with a helicopter pad.
(b)
The information required in paragraph (a) of this section must be displayed in numbers and letters that are:
(1)
At least 12 inches high;
(2)
In vertical block style; and
(3)
Displayed against a contrasting background.
(c)
If an STL protrudes from the water, it must be properly illuminated in accordance with § 149.540.