Hiring the services for laying/construction of 200mm NB (8") Crude oil and partly 350mmNB (14") & partly 400mm NB (16") Natural Gas pipeline comprised of unfinished miscellaneous works, in a common pipeline track, covering KKPL's SEGMENTS (4+5+6) for overall completion from Arunachal Pradesh-Assam Border to Kherjan in the state of Assam