. Operation of trains and station work and telegraphy . FIG. 108. FIG. 109. (Same as Figures 106 and 107.) .he arms. On single track the position shown in Figure106 denotes a train order signal stop and the positionshown in Figure 107 is the signal to proceed. Theother indications (Figures 108 and 109) are used forany special signals on single track and they may beused block signals on douole track. STATION AND TRAIN WORK 383 Standard Code, Rule 221, which follows, authorizesthe adoption of two forms: 221. (A). A fixed signal must be used at each train-order office, which shall indicate stop w
. Operation of trains and station work and telegraphy . FIG. 108. FIG. 109. (Same as Figures 106 and 107.) .he arms. On single track the position shown in Figure106 denotes a train order signal stop and the positionshown in Figure 107 is the signal to proceed. Theother indications (Figures 108 and 109) are used forany special signals on single track and they may beused block signals on douole track. STATION AND TRAIN WORK 383 Standard Code, Rule 221, which follows, authorizesthe adoption of two forms: 221. (A). A fixed signal must be used at each train-order office, which shall indicate stop when there is anoperator on duty, except when changed to proceed toallow a train to pass after getting train orders, or forwhich there are no orders. A train must not pass thesignal while stop is indicated. The signal must be re-turned to stop as soon as a train has passed. It mustbe fastened at proceed only when no operator is on duty. Operators must have the proper appliances for handsignaling ready for immediate use if the fixed signal shouldfail to
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Keywords: ., bookcentury1900, bookdecade1910, bookidopera, booksubjecttrainmen
