Chennai:Tunnelling under Adyar river from Sept – ET Infra

[ad_1] CHENNAI: Come September, work under the Adyar near Greenways Road metro station will begin. A machine will go 20 meters under the river to begin boring a 400-metre-long tunnel. The tunnel boring machine (TBM), named Kaveri, began tunnelling under the RA Puram corporation playground in February and is currently 120 metres from the river. […]

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