Winnebago Tribe of Nebraska, Winnebago, NE; Hwy. 75/77 Roundabout

The Winnebago Tribe of Nebraska is soliciting bids for the design‑build construction of a new roundabout at the intersection of US‑75/77 and Wolf St. in Winnebago, NE. The scope includes full site preparation, grading, concrete paving, drainage, storm‑sewer installation, curb and gutter work, sidewalk construction, and associated erosion‑control and landscaping measures. All plans, specifications, and contract documents must be obtained for a fee before bidding, and the project is restricted to Class 10 pre‑qualified general contractors. • Complete roundabout construction (grading, sub‑base, concrete paving, drainage, storm‑sewer, curbs, sidewalks). • Required pre‑qualification: Class 10 General contractor approved by the Nebraska Department of Transportation. • Bid documents available for purchase ($22 via QuestCDN or $100 via Olsson). • Bids to be submitted to the Tribe’s office by 3:00 PM CDT on 04/06/2026; bidders encouraged to attend the opening. • No pre‑bid meeting; questions must be emailed to the solicitor’s staff with specific subject‑line instructions.