TBM Tunga achieved a breakthrough on September 4 after tunnelling 936.6 metres between Kadugondanahalli station and Nagawara station’s South Cut and Cover Shaft
TBM Tunga achieves breakthrough after tunnelling 936.6 metres in Bengaluru
TBM Tunga achieved a breakthrough on September 4 after tunnelling 936.6 metres between Kadugondanahalli station and Nagawara station’s South Cut and Cover Shaft