ISD Railroad Interline Service Definition Detail

To identify service commitment starting events

Position
Element
Name
Type
Requirement
Min
Max
Repeat
ISD-01
Standard Carrier Alpha Code
Identifier (ID)
Mandatory
2
4
-
Standard Carrier Alpha Code
ISD01 is the Standard Carrier Alpha Code (SCAC) corresponding to the first carrier in the route defining the service commitment.
ISD-02
Standard Point Location Code
Identifier (ID)
Mandatory
6
9
-
Code (Standard Point Location) defined by NMFTA point development group as the official code assigned to a city or point (for ratemaking purposes) within a city
ISD02 is the location of the event.
ISD-03
Event Code
Identifier (ID)
Mandatory
3
3
-
Code identifying the event about which a report is made
ISD-04
Time
Time (TM)
Mandatory
4
8
-
Time expressed in 24-hour clock time as follows: HHMM, or HHMMSS, or HHMMSSD, or HHMMSSDD, where H = hours (00-23), M = minutes (00-59), S = integer seconds (00-59) and DD = decimal seconds; decimal seconds are expressed as follows: D = tenths (0-9) and DD = hundredths (00-99)
ISD04 is the latest time that the event described in ISD03 may occur.

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