(a)
The following barges shall display at night and if practicable in periods of restricted visibility the lights described in paragraph (b) of this section:
(1)
Every barge projecting into a buoyed or restricted channel.
(2)
Every barge so moored that it reduces the available navigable width of any channel to less than 80 meters.
(3)
Barges moored in groups more than two barges wide or to a maximum width of over 25 meters.
(4)
Every barge not moored parallel to the bank or dock.
(b)
Barges described in paragraph (a) of this section shall carry two unobstructed all-round white lights of an intensity to be visible for at least 1 nautical mile and meeting the technical requirements as prescribed in § 84.15 of this chapter.
(c)
A barge or group of barges at anchor or made fast to one or more mooring buoys or other similar device, in lieu of the provisions of Inland Navigation Rule 30, may carry unobstructed all-round white lights of an intensity to be visible for at least 1 nautical mile that meet the requirements of § 84.15 of this chapter and shall be arranged as follows:
(1)
Any barge that projects from a group formation, shall be lighted on its outboard corners.
(2)
On a single barge moored in water where other vessels normally navigate on both sides of the barge, lights shall be placed to mark the corner extremities of the barge.
(3)
On barges moored in group formation, moored in water where other vessels normally navigate on both sides of the group, lights shall be placed to mark the corner extremities of the group.
(d)
The following are exempt from the requirements of this section:
(1)
A barge or group of barges moored in a slip or slough used primarily for mooring purposes.
(2)
A barge or group of barges moored behind a pierhead.
(3)
A barge less than 20 meters in length when moored in a special anchorage area designated in accordance with § 109.10 of this chapter.
(e)
Barges moored in well-illuminated areas are exempt from the lighting requirements of this section. These areas are as follows:
Code of Federal Regulations
[CGD 80-158, 47 FR 16175, Apr. 15, 1982, as amended by CGD 94-011, 63 FR 5732, Feb. 4, 1998]