Design, Including Investigation, Analysis, Preparation Of Drawings, Design Report, Rectification Of Alignment, And Supervision For Tunnel 25 And Tunnel 26, As Well As Ground Investigation And Design From Tunnel 27 Portal 2 To Tunnel 1 Portal 1 At Tupul Yard. The Scope Includes Desk Studies, Traverse Mapping, Geophysical Surveys, Conventional Investigation, Logging, Report Preparation, And Supervision. These Tasks Fall Under The Jurisdiction Of The Deputy Chief Engineer Construction - 4, Imphal, As Part Of The Jiribam-Imphal New Broad Gauge Line Project