This X12 Transaction Set contains the format and establishes the data contents of the Car Handling Information Transaction Set (420) for use within the context of an Electronic Data Interchange (EDI) environment. The transaction set can be used to provide a carrier which is going to receive a rail car from another rail carrier the means to redirect a home route or pre-block a rail car prior to actual interchange.
To indicate the start of a transaction set and to assign a control number
To specify advance data on the disposition of equipment
To identify a block of cars and the response information
To indicate the end of the transaction set and provide the count of the transmitted segments (including the beginning (ST) and ending (SE) segments)
