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Convoy message

Introduction/Additional information:

Introduction:

The convoy message shall be sent from vessel to shore in order to inform of the shape of a convoy and the ID and loading status of the barges.

Additional Information / usage notes:

The input of the loading status is optional.
Additional barge information (ENI and loading condition) can be added as necessary.
The application creating the convoy message shall check that the formation code and the number of barge data (ENI and loading status) transmitted in the message match
Up to three barges can be transmitted in a single-slot message
Up to ten barges can be transmitted in a two-slot message
An XML which provides the details how to interpret the convoy code can be downloaded at the VTT EG site http://eg.ris.eu/vtt
The timeout cannot be set by the control message
The reporting rate cannot be set by the control message

Permitted as from:

06/06/2014

Registrant:

EU

Physical link:

AIS

Message number (0=VDES-VDE):

8

DAC or VPFI:

200

FI / Message ID:

11

Version:

0

Technical point of contact:

State:

in force

Number of slots (max):

2

Last modified:

19/01/2023 - 14:32

Reporting Rate:

Reporting rate 6 minutes

Timeout 18 minutes

Details:

	Parameter	Bit	Description
	Message ID	6	Identifier for Message 8; always 8
	Repeat Indicator	2	Used by the repeater to indicate how many times a message has been repeated. Default = 0; 3 = do not repeat any more
	Source ID	30	MMSI number
	Spare	2	not used, should be set to zero, reserved for future use
Binary data	Application Identifier	16	DAC = 200, FI = 11
	Version indicator	3	The version number of the message default = 0, rest for future use
	Formation Code	9	bit- coded convoy formation type (see formation code XML)
	ENI (Barge 1)	27	bit-coded ENI 0 = default = not used, 11111111 to 99999999, rest not used
	Load condition (Barge 1)	2	0 = unknown = default, 1 = loaded, 2 = unloaded, 3 = loaded with dangerous cargo
	ENI (Barge 2)	27	bit-coded ENI 0 = default = not used, 11111111 to 99999999, rest not used
	Load condition (Barge 2)	2	0 = unknown = default, 1 = loaded, 2 = unloaded, 3 = loaded with dangerous cargo
	Spare	n	not used. Should be set to zero, reserved for future use
	Total	max 424	occupies 1 or 2 slots

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