10461/Σ Kannyakumari-Tirupati weekly ΣChain

The Southern Railway has announced changes to train services due to track improvement work at Tambaram station in Chennai. The Vande Bharat Express (20666) from Tirunelveli to Chennai Egmore on August 18th is canceled. On August 16th and 17th, the Nellai Express (12631) from Chennai Egmore to Tirunelveli, the Pothigai Express...
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(12661) from Chennai Egmore to Sengottai, and the Kanniyakumari Express (12633) from Chennai Egmore to Kanniyakumari will depart from Chengalpattu instead of Chennai Egmore. On August 15th and 16th, the Nellai Express (12632) from Tirunelveli to Chennai Egmore, the Pothigai Express (12662) from Sengottai to Chennai Egmore, and the Kanniyakumari Express (12634) from Kanniyakumari to Chennai Egmore will only run until Chengalpattu. Additionally, the Nizamuddin Express (12641) departing from Kanniyakumari on August 14th will be diverted via Viluppuram, Vellore, Katpadi, Arakkonam, and Perambur en route to Delhi.

Due to Tambaram remodelling works from August 7th to 17th, several express trains are experiencing changes in their schedules. Some trains are fully cancelled, while others are partially cancelled, diverted, or short-terminated. For example, the Train No 20666 Tirunelveli – Chennai Egmore Vande Bharat Express on August 16th is...
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fully cancelled. Train No 12693 Chennai Egmore – Tuticorin Pearl City Express on August 15th and 17th will originate from Chennai Egmore at 7:30 pm. Train No 12637 Chennai Egmore – Madurai Pandian Superfast Express on August 15th will originate from Chennai Egmore at 9:40 pm. Train No 16865 Chennai Egmore -Thanjavur Uzhavan Express on August 15th will originate from Chennai Egmore at 10:15 pm. Train No 12631 Chennai Egmore – Tirunelveli Superfast Express on August 16th and 17th will originate from Chengalpattu at 9:10 pm. Train No 12661 Chennai Egmore – Sengottai Pothigai Superfast Express on August 16th and 17th will originate from Chengalpattu at 9:40 pm. Train No 12633 Chennai Egmore – Kanniyakumari Express on August 16th and 17th will originate from Chengalpattu at 6:20 pm. Train No 12662 Sengottai – Chennai Egmore Pothigai Superfast Express, Train No 12632 Tirunelveli –Chennai Egmore Superfast Express on August 15th and 16th, Train No 12634 Kanniyakumari – Chennai Egmore Express on August 15th will be short terminated at Chengalpattu. Train No 12641 Kanniyakumari – Hazrat Nizamuddin Thirukkural Express on August 14th will be diverted to run via Villupuram, Vellore, Katpadi, Arakkonam, and Perambur. Additional stoppage will be provided at Perambur at 10:55/11:00 am. Train No 12663 Howrah –Tiruchchirappalli Superfast Express on August 15th will be diverted to run via Perambur, Arakkonam, Katpadi, Tiruvannamalai, and Villupuram, skipping stoppages at Chennai Egmore, Tambaram, Chengalpattu, and Melmaruvathur. Additional stoppage will be provided at Perambur 8:00/8:05 pm. Train No 16175 Chennai Egmore – Karaikal Express from August 7th to 17th is rescheduled to leave Chennai Egmore at 10:25 pm. Except for the mentioned dates, these train services will run as per the earlier notification.