APPX. 4 ALERT LIST
AP-24
3024, 1
172
Off Track Alarm
Make XTD smaller
Alarm
Cat: A
Meaning
: Deviation is big between planning course and current heading. While
monitoring route, ship position deviates XTD Limit.
Remedy
: Reconfirm XTD Limit or keep own ship inside of channel limit.
3031, 1
171
Safety Contour
Crossing safety contour. Take helm
Alarm
Cat: A
Meaning
: When a check area is set, the vessel entered a shallower area than the
threshold set in [Safety Contour].
Remedy
: Reconfirm Safety Contour setting or change the course.
3031, 2
496
Anchor Watch
Dragging anchor. Be careful it
Alarm
Cat: A
Meaning:
While anchor watch alert function is enabled, ship's position has been
outside of alarm area centering certain position for more than 3 seconds.
Remedy
: Be careful of dragging anchor.
3032, 2
495
Anchor Watch
Dragging anchor. Be careful it
Warning
Cat: A
Meaning:
While anchor watch alert function is enabled, ship's position has been
outside of alarm area centering certain position for more than 3 seconds.
Remedy
: Be careful of dragging anchor.
3035, 1
620
USR CHT Dan-
ger
Watch crossing user chart danger
Warning
Cat: A
Meaning
: A User Chart Danger Area that is set to Warning/Caution in chart alert
is detected inside the check area.
Remedy
: Be careful of the object mentioned, on ship's direction.
3035, 2
621
Separation Zone
Crossing traffic separation zone
Warning
Cat: A
Meaning
: A Traffic Separation Zone that is set to Warning/Caution in chart alert
is detected inside the check area.
Remedy
: Be careful of the object mentioned, on ship's direction.
3035, 3
622
ITZ
Watch crossing inshore traffic zone
Warning
Cat: A
Meaning
: An Inshore Traffic Zone that is set to Warning/Caution in chart alert is
detected inside the check area.
Remedy
: Be careful of the object mentioned, on ship's direction.
3035, 4
623
Restricted Area
Watch crossing restricted area
Warning
Cat: A
Meaning
: A Restricted Area that is set to Warning/Caution in chart alert is detect-
ed inside the check area.
Remedy
: Be careful of the object mentioned, on ship's direction.
3035, 5
624
Caution Area
Watch crossing caution area
Warning
Cat: A
Meaning
: A Caution Area that is set to Warning/Caution in chart alert is detected
inside the check area.
Remedy
: Be careful of the object mentioned, on ship's direction.
3035, 6
625
OFS PROD Area Crossing offshore production area
Warning
Cat: A
Meaning
: An Offshore Production Area that is set to Warning/Caution in chart
alert is detected inside the check area.
Remedy
: Be careful of the object mentioned, on ship's direction.
Alert ID
Alert title
Alert Message
Priority &
Category
ALF
ALR
Summary of Contents for FAR 3220
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