Train is taking longer route , singrauli to delhi is 150 km shorter via allahabad-kanpur . it is much easy for us to go varanasi and take shivganga , garibrath or mahamana for delhi . there are 100's of buses on daily basis from singrauli to varanasi .
pic shaktinagar bus stand 20 km from singrauli.
and road from singrauli to varanasi . NH39 + SH15 up . 200 km in 3.5 hr max but train takes 7 hr if it is ontime .