Will Bengaluru's Hebbal-Silk Board Tunnel Road project be a game changer in easing the traffic congestion in the city infamous for massive jams? Or may it prove to be a gamble going wrong and ending in waste of Rs 17,698 crore, creating more problems? Sustainable transport experts from the Indian Institute of Science have expressed doubts over the 16.75 km-long underground tunnel in making the stretch signal-free and hassle-free. Officials claim the tunnel, once completed, will reduce the travel time for commuting from Hebbal to Silk Board significantly, and the travel that takes 60-90 minutes now could be completed in 20-25 minutes.

Hebbal Silk Board Tunnel

Advanced tunnel boring machines (TBM) may be used. Emergency exits may be made every 500 metres, ventilating shafts, monitoring uni

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