Hiring The Services Of Design, Detail Engineering & Installation Of 355.6 Mm Od Pipeline By Horizontal Directional Drilling Method At River Mahananda II Crossings Including Laying Of Approximately 516 M Of 355.6 Mm Od Pipeline & Hook-Ups With Existing Crude Oil Pipeline And Also Laying Of 40 Mm Dia HDPE Duct Encaged In 75mm NB MS Pipe Across River Mahananda II Of Length 516 M Along With Crude Oil Line under PLM Section, PS-8, Sonapur, WB
