Railways in India are running special trains during the summer season to accommodate extra passengers. There are three routes for these special trains: Visakhapatnam-Mahbubnagar-Visakhapatnam, Visakhapatnam-Tirupati-Visakhapatnam, and Visakhapatnam-Bangalore Cant-Visakhapatnam. Each route will have 18, 18, and 8 weekly services respectively, and all special trains will stop at multiple stations in both directions. These stations include Duvvada, Samalkot, Rajahmundry, Eluru, Vijayawada, Guntur, Sattenapalli, Miryalaguda, Nalgonda, Malkajgiri, Kacheguda, Umdanagar, Shadnagar, Jadcherla, Anakapalli, Annavaram, Tadepalligudem, Tenali, Chirala, Ongole, Nellore, Gudur, Sri Kalahasti, Renigunta, Katpadi, Jolarpettai, Kuppam, Bangarapet and Krishnarajapuram. The special trains will have AC II Tier, AC III Tier, Sleeper Class and Second Seating Coaches.

In summary: Railways in India are running special trains during the summer season to accommodate extra passengers. There are three routes for these special trains: Visakhapatnam-Mahbubnagar-Visakhapatnam, Visakhapatnam-Tirupati-Visakhapatnam, and Visakhapatnam-Bangalore Cant-Visakhapatnam. Each route will have weekly services and all special trains will stop at multiple stations in both directions. The special trains will have AC II Tier, AC III Tier, Sleeper Class and Second Seating Coaches.