Re-Construction of 5 Nos Single Vent 3.00m (Clear) Length & 3.00m (Clear) Height RCC Box Culvert with U-Type Wing wall at K.M (Ch: 44+396, 45+806, 46+107,47+466, 50+689) and 2 Nos Single Vent 3.00M (Clear) Length & 4.00m (Clear) Height RCC Box Culvert With U-type wing wall at Km (Ch: 52+033 and 63+146) of Rajshahi-Nawhata-Chowmasia (R-685) Road Under Road Division, Naogoan during the year 2023-2024