In Ssae/ Work'S/ Hl Section: Conversion Of Existing Girder Bridge No. 287 (Span: 2X10') Into Rcc Box Culvert Bridge (Span: 1X5M) At Km 337/9-338/0 In Between Station Hili And Birampur As Per Approved Plan No. Ce/W/9535 & 9535/1 With Other Ancillary Works