definitions

Definitions

These definitions have been updated to the 7th Edition of GCOR Effective April 1, 2015. Click Here for the Update Below are the Definitions showing in the 6th Edition of GCOR Effective April 7, 2010. ABS See Automatic Block Signal System. Absolute Block A length of track that no train is permitted to enter while […]

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Railroad Abbreviations

Below is a the list of Abbreviations showing in the 7th Edition of GCOR Effective April 1, 2015.

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Railroad Definitions

Below are the Definitions showing in the 7th Edition of GCOR Effective April 1, 2015. ABS See Automatic Block Signal System. Absolute Block A length of track that no train is permitted to enter while the track is occupied by another train. Absolute Signal A block or interlocking signal without a number plate, or designated by […]

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