RESTRICTED VISIBILITY SIGNALS

SIGNALS FOR RESTRICTED VISIBILITY

=Horn;=Bell;=Gong;=Long (four to six sec.);=Short (one sec.)

SIGNAL EVERY TWO MINUTES
(Underway)
SIGNAL EVERY MINUTE
(Anchored or Aground)
Underway (Rule 35a) 5 sec At Anchor (Rule 35g INT)(Rule 35f INL))

Underway but stopped (Rule 35b)

At Anchor (optional)(Rule 35g INT)(Rule 35f INL)


-Not under command
-Restricted in ability to manuever*
-Sailing
-Fishing*
-Towing or pushing
-Constrained by draft** (Rule 35c&d INT)(Rule 35c INL)
5 sec. foreward
5 sec. aft
At Anchor, vessel greater than 100 Meters (Rule 35g INT)(Rule 35f INL)
No Signal Required
-But must have sounding device at hand
Vessels less than 12 Meters (Rule 35i INT)(Rule 35h INL) Each
5 sec.
Each
Aground (Rule 35h INT)(Rule 35g INL)



Pilot Vessel (Rule 35j)(Rule 35h INL) Each
5 sec.
Each
5 sec. aft
Aground, vessel greater than 100 Meters (Rule 35h INT)(Rule 35g INL)




A towed vessel if manned (immediately after towing vessel signal)(Rule 35e INT)(Rule 35d INL) Inland Waters Only: First three signals above are not require for vessels anchored in a special anchorage area designated by the Secretary for:
1) Vessels less than 20 Meters,
2) Barges, canal boats, scows or other non-descript craft (Rule 35j INL)


INT = International Waters
INL = Inland Waters
* Underway or at anchor--Inland Waters
** International Waters Only