20-02-2014, 06:59 AM
Dear all,
please find attached 2013 question paper and layout 1,
please clarify in layout 1 there are no required headway times(unlike previous year layouts ) then how we will decide which is best signalling(3 or 4 aspects) for the layout based on our calculations ?
Regards
Sai kishore Polana
please find attached 2013 question paper and layout 1,
please clarify in layout 1 there are no required headway times(unlike previous year layouts ) then how we will decide which is best signalling(3 or 4 aspects) for the layout based on our calculations ?
Regards
Sai kishore Polana

