normally funda is north east trains takes eastcoast route hwh,bbs,vskp,bza,mas connection is needed even sc trains take bza route , via dmm-kcg is single route long routes need good path so they take via bza only
gnt route needs doubling yes which is most imp now since new state but ap govt will give preference to other route gnt-nandyal-dhone which is connecting rayalseemsa from bza