. Electric railway journal . —2 ILLINOIS TRACTION SIGNALS—LAYOUT OF NEW SIGNAL SECTION AT PEORIA BRIDGE Electril Main to Spri oglleld »*<- 8000^ ^ wm - 3 -=»t* No Signalii ?] 0-333 -411 u- O-J ? [^370 , [2^372 Ch«mpilBo Eltetrie ILLINOIS TRACTION SIGNALS—LAYOUT OF NEW SIGNAL SECTION FOR DECATUR BELT LINE 410 ELECTRIC RAILWAY JOURNAL [Vol. XLV, No. 9. ILLINOIS TRACTION SIGNALS—APPROACH TO BRIDGE OVER VERMILION RIVER AT DANVILLE compared with the number at Peoria, the city cars op-erating in each direction from Marietta wye every halfhour. The freight servi
. Electric railway journal . —2 ILLINOIS TRACTION SIGNALS—LAYOUT OF NEW SIGNAL SECTION AT PEORIA BRIDGE Electril Main to Spri oglleld »*<- 8000^ ^ wm - 3 -=»t* No Signalii ?] 0-333 -411 u- O-J ? [^370 , [2^372 Ch«mpilBo Eltetrie ILLINOIS TRACTION SIGNALS—LAYOUT OF NEW SIGNAL SECTION FOR DECATUR BELT LINE 410 ELECTRIC RAILWAY JOURNAL [Vol. XLV, No. 9. ILLINOIS TRACTION SIGNALS—APPROACH TO BRIDGE OVER VERMILION RIVER AT DANVILLE compared with the number at Peoria, the city cars op-erating in each direction from Marietta wye every halfhour. The freight service varies according to trafficrequirements and is confined to the early morning andafter-dark hours. The operations in all blocks are similar. When atrain enters a block, as at signal D-380, the opposingsignals D-383 and D-385 display stop indications. Sig-nal D-382 continues to give a proceed indication untilthe train passes it, when the indication changes tostop. This is accomplished by the use of center-fedtrack circuits with proper voltage adjustment and prop-er location of the auxiliary signals in relation to thetransformer and relay locations. The intermediate orauxiliary-home signals are used to indicate to a motor-man that no opposing train has entered the block at thesame instant as his own train, which is possible becausethere are no preliminary sections. If such a thi
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