Version Message (Seaway)

Permitted as from:

09/03/2002

Registrant:

Saint Lawrence Seaway Development Corporation

Physical link:

AIS

Message number (0=VDES-VDE):

DAC or VPFI:

316

FI / Message ID:

Sub:

Technical point of contact:

U.S. Department of Transportation
John A. Volpe
Transportation Systems Center
55 Broadway
Cambridge, MA 02142

State:

in force

Number of slots (max):

Last modified:

29/01/2021 - 23:18

Reporting Rate:

Each individual Seaway message has an assigned update interval established by the Seaway Traffic Management System (TMS). However, the AIS network may elect to retransmit any messages, system resources permitting, at more frequent intervals.

Used by:

Saint Lawrence Seaway Development Corporation

Area link:

St. Lawrence River sector [1]

Welland Canal sector [2]

Details:

Parameter	Number of bits	Description
Designated Area Code	10	The Designated Area Code will be 366 for the United States or 316 for Canada depending on the location of transmitter. Refer to Section 1.1 for description
Function Identifier	6	FI=32
Reserved	2
Message ID	6	Message Identifier = 1 (00 0001 in binary)
Major Version	8	Major revision number
Minor Version	8	Minor revision number
Reserved	8	Reserved for future use
Total Number of Bits	48	(1 Slots)