The Gas Authority of India Limited (GAIL) proposes to lay a sub-sea pipeline from Kochi LNG terminal to NTPC Kayamkulam. This is to facilitate the transportation of re-gasified LNG to NTPC's existing and proposed power plants.Giving this information in a written reply in the Lok Sabha today, the Minister for Petroleum and Natural Gas, Murli Deora said the sub-sea pipeline will have the capacity of 11.5 million metric standard cubic meter per day.He said the feasibility study has been completed and the environment clearance is being sought. The Minister said the sub-sea pipeline is likely to be completed in 18 months from the date of project approval