184.404—Radars.
(a)
A vessel must be fitted with a Federal Communications Commission (FCC) type accepted general marine radar system for surface navigation with a radar screen mounted at the primary operating station if:
(1)
The vessel is self-propelled;
(2)
The vessel has an oceans, coastwise, limited coastwise, or Great Lakes route; and
(3)
The vessel carries more than 49 passengers.
(b)
A ferry that carries more than 49 passengers on a rivers route not within one mile of land must be fitted with a FCC Type Accepted general marine radar system for surface navigation with a radar screen mounted at the primary operating station.
(c)
The radar and its installation must be suitable for the intended speed and route of the vessel.
(d)
A vessel operated on a short restricted route need not be fitted with a radar if the cognizant OCMI determines that a radar is not necessary due to the vessel's route and local weather conditions.