Estimated Lock Times Message (Seaway)
Technical point of contact:
U.S. Department of Transportation
John A. Volpe
Transportation Systems Center
55 Broadway
Cambridge, MA 02142
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=1 | |
| Reserved | 2 | ||
| Message ID | 6 | Message Identifier = 2 (00 0010 in binary) | |
| Timetag | 20 | Month, Day and Time of Message, | |
| Vessel Name | 90 | 15 character vessel name in 6 bit ASCII | |
| Last Location | 42 | 7 character identifier of last location in 6 bit ASCII | |
| Last ATA | 20 | See table below | |
| First Lock | 42 | 7 character identifier of first lock in 6 bit ASCII | |
| First Lock ETA | 20 | See table below | |
| Second Lock | 42 | 7 character identifier of second lock in 6 bit ASCII | |
| Second Lock ETA | 20 | See table below | |
| Delay | 42 | 7 character identifier of the first lock which currently has a vessel being delayed |
|
| Reserved | 4 | See table below | |
| Total Number of Bits | 366 | (3 Slots) | |
UTC Time
| Parameter | Number of bits | Description |
| Month | 4 | Month of year (01- 12 Month); 0 = not available; 13-15 not used |
| Day | 5 | Day of month (01 – 31 Days); 0 = not available |
| Hours | 5 | UTC Hours (0-23); 24 = not available; 25-31 not used |
| Minutes | 6 | UTC Minutes (0-59); 60 = not available; 61-63 not used |
| Total number of bits | 20 |