(1) NZM-NGP-Dakshin Express should be made an independent train to serve SC/HYB.
(2) To better connect VSKP,Samalkot, Rajahmundry with Delhi instead of Link Express, a SF AP express on 4 days a week on NDLS-BinaMalkhedi-KatniMurwara-Uslapur(BSP)-R-VSKP -BZA which will shortest route for Delhi-Vizag at just 1775km against 2102km of AC AP express, and cover the distance in about 30-31 hrs instead of 36 hrs of ACSF express.
(3) AP SF express can be introduced on NZM-NGP-BZA-VSKP/Guntur for rest 3 days a week for better connectivity to BZA.
(4)...
more... BZA already have a convenient & superfast connectivity to Delhi through MAS- Raj(biweekly), MAS-Duro(biweekly), GR(Weekly). To take care of additional requirement either a weekly Guntur-BZA-NGP-NZM raj may be introduced on the same time slot or the frequency of MAS Raj may be increased from biweekly to 3 or 4 days a week.