SMB Beginning Segment for Railroad Station Master File

To identify the type of transaction update, effective date, and type of station

Position
Element
Name
Type
Requirement
Min
Max
Repeat
SMB-01
Transaction Set Purpose Code
Identifier (ID)
Mandatory
2
2
-
Code identifying purpose of transaction set.
SMB-02
Date
Date (DT)
Mandatory
6
6
-
Date (YYMMDD).
SMB-03
Station Type Code
Identifier (ID)
Mandatory
1
1
-
Code identifying the type of geographic location.
SMB-04
Standard Point Location Code
Identifier (ID)
Optional
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.
SMB04 is required except when the carrier is adding a new station in the update transaction to the AAR.
SMB-05
Station Type Code
Identifier (ID)
Optional
1
1
-
Code identifying the type of geographic location.
SMB05, 06 and 07 are needed to support the situations where a station can be more than a single type.
SMB-06
Station Type Code
Identifier (ID)
Optional
1
1
-
Code identifying the type of geographic location.
SMB-07
Station Type Code
Identifier (ID)
Optional
1
1
-
Code identifying the type of geographic location.

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