Sub-Soil Investigation for Proposed 60.00m Long P.C Girder Bidananda Bridge over Banar River at 22nd Km of Fulbaria - Ashim - Shankibhanga - Bagar Bazar Road (Z-3032) and 98.00m Long Khirak over Khirak River at 3rd Km of Fulbaria - Muktagacha Road ... (EXPIRED)