CHENNAI (Metro Rail News): Chennai Metro Rail Limited has commenced the expansion of Chennai city’s metro rail network as part of Phase 2 after the successful completion of Phase 1 and Phase 1 Extension Corridors in stages since June 2015 and the growing ridership in Corridors 1 & 2. Now, CMRL has ventured into extensive infrastructure development in the city, comprising three more metro rail corridors for a total of 116.1 km with 119 metro stations.
Chennai Metro Rail Phase II Corridor 4 is an east-west alignment for a length of 26.1 km, connecting the beachfront from Light House station to Poonamallee Depot. It has nine underground stations and 18 elevated stations. Corridor 4 underground part stretching over 10 km, originating from the Lighthouse and passing through Chennai’s oldest areas like Mylapore and Kutchery Road to new and upmarket areas like Alwarpet, Bharatidasan, Boat Club, Panagal Park & Kodambakkam.
A total of four TBMs will be utilised in Corridor 4. In this, the underground projects, namely C4-UG01 (Light House to Bharathidasan Road) & C4-UG02 (Bharathidasan Road to Kodambakkam Powerhouse Ramp) bagged by ITD Cementation India Limited to construct both Metro Stations and its tunnels. Two TBMs, namely Flamingo and Eagle, have already been launched from Light House Station towards Thirumayilai Metro Station, and two TBMs, namely Peacock and Pelican, are being launched from Panagal Park station towards KodambakkamPowerhouse Ramp.
Thiru. T. Archunan, Director Projects, CMRL, launched the TBM (Pelican) of Corridor – 4, a total length of 2.1 km from Panagal Park Station to Kodambakkam Powerhouse Ramp (upline) on 31st Jan, in the presence of senior officials from CMRL, General Consultants, M/s AEON Consortium, and ITD Cementation.
This TBM Pelican is launched in the line of Corridor- 4 and will mine at a maximum depth of 18.5m from ground level. It will complete this stretch by the end of December 2024. This TBM will pass through the North Usman Road flyover and the Kodambakkam flyover in this stretch. The retrieved TBM will start tunnelling from Panagal Park towards Boat Club Station. TBM peacock will commence its journey on April 1, 2024, from Panagal Park to Kodambakkam Powerhouse Ramp, retrieving the shaft in Downline.
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