Ipati varku naa experience batti - nenu ekkina Long distance trains BZA dvsn enter ayaaka late ayaay.
LAtest example was Okha Puri exp - ADI nunchi BZA varku bang on time. BZA nunchi almost right tim edep - then crawling - EE 15 mins late. that continued upto before Godavari. RJY 30 mins late (afetr bubble gum effect @ godavari station).. Finally SLO 30 mins late.