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… 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 …
156.729
… a valid certificate of rules; and (b) when conditions permit, require those to whom the TOP is read aloud, to read …
54.29
… Except where numbering is controlled by computer, each RTC desk in a multiple desk office and desks controlling adjacent territories will …
3.031
… 1. Time The 24 hour system will be used and will be expressed in … The digits 2359 or 0001 will be used to express the time at midnight. 2. Watches Every conductor, assistant … in a 24 hour period; (ii) set it to reflect the correct time if it reflects a variation of more than 30 seconds; …
90.216
… starting point. When a movement is equipped with a single radio, it must be voice tested as soon as practicable after … the crew commences duty. 118. Devices Used in Lieu of Radio When a communication device is used in lieu of a radio, all radio rules are applicable. 119. Continuous …
54.43