6-6

Appendix

U.S. Coast Guard

Channel:

22A

Vessels:

Any

Use:

Working channel for

 

exchange of

 

communications with

 

stations of the U.S. Coast

 

Guard.

Between:

Ship to U.S. Coast Guard

 

ship, coast to aircraft

 

stations

Comments: U.S. Coast Guard does not regularly monitor this channel. Establish contact on channel 16 and shift to channel 22A as directed.

Navigation

Channel:

13

Vessels:

Any

Use:

Safety Communications

 

pertaining to the

 

maneuvering of vessels or

 

the directing of vessel

 

movements

Ship-to ship and secondarily ship-to- coast

This is commonly called the Bridge-to- Bridge channel. Large vessels and towboats depend on this channel for their safe navigation. Railway or highway bridges which open for ship navigation often operate on this channel.

Bridge-to-Bridge stations must reduce power to one watt for routine operations.

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Raymarine Ray215 manual Coast Guard, Navigation