This chain connects Chennai and Mumbai daily via Vijayawada using the following combinations: . This chain is created using 18495 Rameshwaram-Bhubaneshwar as index which starts every Sunday from Chennai Egmore. . Monday: 15629 Chennai Egmore-Guwahati. . Tuesday/Friday: 12664 Tiruchirappalli-Howrah. . Wednesday: 12897 Puducherry-Bhubhaneshwar. . Thursday: 15929 Chennai Egmore-Dibrugarh. . Saturday: 12666-Kanyakumari-Howrah. . From Vijayawada, 18519 Vishakapatnam-Mumbai LTT which runs daily.