In the section of Mayiladuthurai(0.00) to Karaikudi(~187.00)i.e in 187 km long stretch,(mayiladuthurai to thiruvarur only 37km is electrified and the remaining part of the stretch electrification works are started, complition of works are expected at March 2025).And the Chennai to rameswaram line called main line also touches this main junction.

Major revenue generation of Tiruchirapalli division comes from Freight services connecting Karaikal port with Salem and other parts of Tamilnadu.

Govt is considering a new line in Mayiladuthurai - Karaikal as this is viable option for easier transport of goods.

Also there is another proposal to connect Karaikal - Salem via Karaikal - Mayiladuthurai - Jayamkondam - Ariyalur - Perambalur - Salem[citation needed] The railway station is located off the Sarathattai Street, Railway Cross Road south-west of Mayiladthurai.

The station is a focal point of the historic main line that connects Chennai with Thanjavur Junction via Cuddalore.