Bidding For Construction Work To Improve Safety At Large Intersections For Fiscal Year 2025, Job Code 33110, Work To Improve Safety At Large Intersections By Improving The Road Structure Of The Kalasin Highways District, Highway No. 12, Huai Sida - Lam Nam Phan Section 1, Between Km. 612+750 - Km. 613+250, Quantity Of Work 1 Location, By Electronic Bidding Method.