Barauni-Guwahati Natural Gas Pipeline being executed by GAIL (India) Limited as part of Pradhan Mantri Urja Ganga project, by completing tunnelling under the confluence of Kanamakra, Aie & Manas River in Chirang District in Assam, near Bongaigaon city. This marks the end of micro tunnelling in the project, with Ace Energy now having completed construction of a tunnel of diameter 1600 mm across a total length of 1200 meters at a depth of 11-12 meters under the river bed, with strata consisting of extremely hard and abrasive boulders and a river flowing upto its brim for the past three months owing to the flooding in its upper reaches in Bhutan.
The construction crews are expected to install the 24-inch carbon steel pipeline to transport natural gas within this tunnel in the next few weeks. Once this is done, it will serve as a final link to complete a 1600 km network of gas pipelines from Barauni in Central India to Guwahati in North-East India, and further from Guwahati right upto Numaligarh crossing major rivers such as Subhansiri and Brhamapura as part of extension of Prime Minister Narendra Modi’s Urja Ganga Project which will bring natural gas connectivity from Guwahati to Numaligarh and all towns and cities of the North-east.
Ranchi based MECON Limited spearheaded the engineering efforts for the project having been appointed as Project Management Consultant to GAIL. K.B.
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