§ 83.30. Vessels anchored, aground and moored barges (Rule 30).

816 words·~4 min read·/us/cfr/t33/s§ 83.30·

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(a)A vessel at anchor shall exhibit where it can best be seen:

(i)In the fore part, an all-round white light or one ball;

(ii)At or near the stern and at a lower level than the light prescribed in paragraph

(i)of this Rule, an all-round white light.

(b)A vessel of less than 50 meters in length may exhibit an all-round white light where it can best be seen instead of the lights prescribed in paragraph

(a)of this Rule.

(c)A vessel at anchor may, and a vessel of 100 meters or more in length shall, also use the available working or equivalent lights to illuminate her decks.

(d)A vessel aground shall exhibit the lights prescribed in paragraph

(a)or

(b)of this Rule and in addition, if practicable, where they can best be seen:

(i)Two all-round red lights in a vertical line; and

(ii)Three balls in a vertical line.

(e)A vessel of less than 7 meters in length, when at anchor, not in or near a narrow channel, fairway, anchorage, or where other vessels normally navigate, shall not be required to exhibit the lights or shape prescribed in paragraphs

(a)and

(b)of this Rule.

(f)A vessel of less than 12 meters in length when aground shall not be required to exhibit the lights or shapes prescribed in paragraphs (d)(i) and

(ii)of this Rule.

(g)A vessel of less than 20 meters in length, when at anchor in a special anchorage area designated by the Coast Guard, shall not be required to exhibit the anchor lights and shapes required by this Rule.

(h)The following barges shall display at night and if practicable in periods of restricted visibility the lights described in paragraph

(i)of this Rule:

(i)Every barge projecting into a buoyed or restricted channel.

(ii)Every barge so moored that it reduces the available navigable width of any channel to less than 80 meters.

(iii)Barges moored in groups more than two barges wide or to a maximum width of over 25 meters.

(iv)Every barge not moored parallel to the bank or dock.

(i)Barges described in paragraph

(h)of this Rule 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 Annex I (33 CFR part 84).

(j)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 this Rule, may carry unobstructed all-round white lights of an intensity to be visible for at least 1 nautical mile that meet the requirements of Annex I (33 CFR part 84) and shall be arranged as follows:

(i)Any barge that projects from a group formation, shall be lighted on its outboard corners.

(ii)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.

(iii)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.

(k)The following are exempt from the requirements of this Rule:

(i)A barge or group of barges moored in a slip or slough used primarily for mooring purposes.

(ii)A barge or group of barges moored behind a pierhead.

(iii)A barge less than 20 meters in length when moored in a special anchorage area designated in accordance with § 109.10 of this chapter.

(l)Barges moored in well-illuminated areas are exempt from the lighting requirements of this Rule. These areas are as follows: Chicago Sanitary Ship Canal

(1)Mile 293.2 to 293.9

(2)Mile 295.2 to 296.1

(3)Mile 297.5 to 297.8

(4)Mile 298 to 298.2

(5)Mile 298.6 to 298.8

(6)Mile 299.3 to 299.4

(7)Mile 299.8 to 300.5

(8)Mile 303 to 303.2

(9)Mile 303.7 to 303.9

(10)Mile 305.7 to 305.8

(11)Mile 310.7 to 310.9

(12)Mile 311 to 311.2

(13)Mile 312.5 to 312.6

(14)Mile 313.8 to 314.2

(15)Mile 314.6

(16)Mile 314.8 to 315.3

(17)Mile 315.7 to 316

(18)Mile 316.8

(19)Mile 316.85 to 317.05

(20)Mile 317.5

(21)Mile 318.4 to 318.9

(22)Mile 318.7 to 318.8

(23)Mile 320 to 320.3

(24)Mile 320.6

(25)Mile 322.3 to 322.4

(26)Mile 322.8

(27)Mile 322.9 to 327.2 Calumet Sag Channel

(28)Mile 316.5 Little Calumet River

(29)Mile 321.2

(30)Mile 322.3 Calumet River

(31)Mile 328.5 to 328.7

(32)Mile 329.2 to 329.4

(33)Mile 330 west bank to 330.2

(34)Mile 331.4 to 331.6

(35)Mile 332.2 to 332.4

(36)Mile 332.6 to 332.8 Cumberland River

(37)Mile 126.8

(38)Mile 191

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33 CFR 84

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§ 83.30

Vessels anchored, aground and moored barges (Rule 30).

Fed. Reg.×17

C.F.R.×3

Cite33 CFR 84

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