cautionary block
noun1
Rail transport, Railways, Transport A block in which two or more trains are permitted to travel, with certain restrictions.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Rail transport, Railways, Transport A block in which two or more trains are permitted to travel, with certain restrictions.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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