STRUCTURE REPLACEMENT & INCIDENTALS ON Cass County Road 31; between Sections 13 and 14 in Harwood Township over the Sheyenne River in Cass County, North Dakota (CB2604)

This solicitation seeks qualified contractors to replace Structure #09‑141‑15.1 on Cass County Highway 31 (a bridge over the Sheyenne River) and to perform associated incidental work such as demolition, earthwork, concrete placement, asphalt paving, guardrail installation, and erosion control. The work includes full bridge sub‑structure and deck concrete, utility coordination, and compliance with North Dakota Standard Specifications for Road and Bridge Construction (2025 edition). • Bridge removal, replacement, and sub‑structure/concrete work (≈ 462 CY sub‑structure, 487 CY deck, 98 CY barrier). • Associated highway improvements: excavation, back‑fill, aggregate base, commercial‑grade asphalt (≈ 565 TON), and utility coordination. • Environmental controls: silt fences, fiber roll erosion control, and temporary cover crops. • Required 5 % bid bond and current ND Contractor’s License; bids submitted electronically via BidExpress.com. • Completion required by 31 Oct 2027, with liquidated damages of $3,300 per day for late completion.