Gudur–Katpadi section

Gudur–Katpadi branch line connects Gudur of Andhra Pradesh town with Katpadi of Tamil Nadu City. This entire line is under the jurisdiction of Guntakal railway division. It is an electrified railway section

Importance
This branch line further connects Mumbai–Chennai line at Renigunta Junction and Chennai Central–Bangalore City line at Katpadi Junction. This line also connects Dharmavarm–Pakala branch line at Pakala Junction. This line passes through pilgrim towns of Srikalahasti, Tirupati and also passes through the District Headquarters, Chittoor of Andhra Pradesh State. This line is double line up to Tirupati and single line thereafter up to Katpadi Junction.