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… TOP , GBO and other instructions as may be required. 302. Clearance Required (a) Except within cautionary limits, a train or transfer must be authorized by a clearance to foul or enter a track where OCS rules are applicable. (b) A clearance will be sent direct to the crew of the train or …
41.218
… and Interlocking Signals 405. Clear - Proceed. 1. A high mast, single aspect signal displaying green. 2. A high mast, staggered, double aspect signal displaying green on the top, red on the bottom. 3. A high mast, inline , double aspect signal, displaying green on …
64.275
… and transfers will be governed by special instructions. 563. Clearing Opposing Signals Into Non-Signalled Sidings (a) …
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