Tender For hiring of technical consultancy services (epmc) for construction of carbonated water injection (cwi) surface facility inside dikom water injection station (wis#dkm) under dikom chabua field of oil india limited (oil) located in dibrugarh district (assam, india) along with o&m of the cwi plant for four (04) years (epc + o&m) and excluding sourcing and supply of liquid carbon-di-oxide (co2).