451 Railroad Event Report

Functional Group EV

X12I Transportation Subcommittee

This Draft Standard for Trial Use contains the format and establishes the data contents of the Railroad Event Report Transaction Set (451) for use within the context of an Electronic Data Interchange (EDI) environment. The transaction set can be used by a service provider to communicate activities associated with the movement of goods.


Max use
Transaction Set HeaderMandatory
Max 1
To indicate the start of a transaction set and to assign a control number
Rail Event ReportingOptional
Max 2
To supply information regarding movement of shipments
ED Loop
Repeat 999
Equipment DescriptionMandatory
Max 1
To identify further the referenced equipment
Rail Event ReportingOptional
Max 2
To supply information regarding movement of shipments
Cross-Reference EquipmentOptional
Max 1
To cross-reference additional equipment to a primary piece of equipment
Intermodal Chassis EquipmentOptional
Max 3
To specify the chassis equipment details in terms of identifying numbers, weights, and ownership
Car Location Routing RequestOptional
Max 10
To identify the network address of parties to receive notification
Equipment StatusOptional
Max 1
To provide detail information regarding the dynamic condition of equipment
Transaction Set TrailerMandatory
Max 1
To indicate the end of the transaction set and provide the count of the transmitted segments (including the beginning (ST) and ending (SE) segments)

Stedi is a registered trademark of Stedi, Inc. Stedi's EDI Reference and Mapping Guides are provided for marketing purposes and are free of charge. All names, logos, and brands of third parties listed on our site are trademarks of their respective owners (including “X12”, which is a trademark of X12 Incorporated). Stedi, Inc. and its products and services are not endorsed by, sponsored by, or affiliated with these third parties. Our use of these names, logos, and brands is for identification purposes only, and does not imply any such endorsement, sponsorship, or affiliation.