**EDS: THIRD PARTY IMAGE TO GO WITH STORY** In this image provided by L& T, Larsen & Toubro (L&T) staff and engineers celebrate the break-through of India�s longest rail tunnel in Janasu, Uttarakhand. The 14.57 km long tunnel between Devprayag and Janasu achieved a breakthrough on April 16, 2025 in the presence of Railway Minister Ashwini Vaishnaw. (L & T via PTI Photo) (PTI04_26_2025_000042B)