Bruhat Bengaluru Mahanagara Palike (BBMP) is planning an 18-km-long underground tunnel road to reduce traffic congestion in Bengaluru.

https://www.msn.com/en-in/money/topstories/bengaluru-civic-body-plans-rs-8-100-crore-tunnel-project-to-decongest-traffic/ar-BB1nGipK