Signal malfunctioning, a common issue during Non #interlocking work @Chandanpur
Pic 1 case study: About to be dismantled, Up Chord line starter (with X board) shows yellow aspect, just behind it, the soon to be comissioned new Up chord starter showing red aspect. CRS train(WAP7 front/WDM3D back) has proceeded till Advanced starter to reverse back into loop line.
Pic...
more... 2 case: Two active signals of Up loop line, both signals are at ON (ON means red aspect in S&T) . The old signal will be dismantled within few hours.
#signalmalfunction