Vijayawada: The railway division of Vijayawada commissioned the longest electrified tunnel in India on Wednesday. The 6.6 km tunnel stands as an engineering marvel situated between Cherlopalli and Rapuru stations which are a part of the recently completed Obulavaripalli – Venkatachalam railway line.So far, two freight trains made its successful run on June 25, 2019 marking the full-scale operation of the newly built electrified railway line between the two stations. The major benefit of the entire project is providing viable rail connectivity between Krishnapatnam Port and its hinterland for goods train services.Explaining the salient features of the tunnel, officials said that a New Australian Tunneling Method (NATM) was used and overall Rs 460 crore were spent on the construction of the tunnel. Conventional overhead lines have been provided with a maximum span of 36 metre and maximum tension length of 1,206 metre.Brackets for supporting overhead lines (OHE) have been fixed on
Kasumuru Venkatchalam Y Connection is not shown
There is NO connection between Kasumur and Venkatachalam. Reversal will be required @Venkatachalam Road Junction
Longest electrified tunnel
2nd longest (operational)
Sangaldan tunnel is not yet operational
Y connection at Venkatchalam Jn. must be done so that NLR-HX Train service avoiding Gudur-Renigunta-Reversal-Nandalur line can be started.