(1) In case the train is held up outside first Stop signal without any apparent reason for more than five minutes, the loco pilot shall sound the prescribed whistle intermittently. If the signals are still not taken "OFF" he shall call the station master on approved means of communication. If the station master does not respond, he shall depute the assistant loco pilot (except in case of trains worked with single loco pilot) to proceed to the station to warn the station master.
(2) If the station master on duty on becoming aware of the waiting train shall take action as is appropriate for reception of train or ask the loco pilot to wait. In case of failure of the signal, he shall authorise the loco pilot to pass the stop signal at danger by one of the permitted means in accordance with the rule 211 provided all other conditions of reception of the train are fulfilled.