Guardrail - US-160 Barber County

The Kansas Department of Transportation (KDOT) is requesting sealed bids for guardrail installation along US-160 in Barber County, with proposals due May 20, 2026 at 1:00 p.m. local time. Bidding is restricted to prequalified contractors, and each bidder must hold a current Tax Clearance Certificate from the Kansas Department of Revenue at contract award.

The scope spans 2 miles of steel plate guardrail (MGS) installation along State Road 31 from 3.5 miles south of US-160 to US-160, including mobilization, construction staking, field office and laboratory setup, traffic control, clearing and grubbing, earthwork compaction and excavation, removal of existing cable guardrail, guardrail end terminals (with two alternative options: MGS-MSKT or MGS-SOFTSTOP), and temporary erosion control and pollution management. Work is performed in Barber County, Kansas. The contract is subject to Davis-Bacon wage requirements under General Decision Number KS20260065 (effective January 2, 2026) and federal-aid construction contract clauses. Funding is a combination of Federal Highway Safety Improvement Program (HSIP) and County funds, with KDOT administering federal funds as agent of Barber County.

The earliest start date is September 7, 2026. The contract period is 30 working days with 40 restricted days to open the project to unrestricted traffic. Contractors must register as bid holders no later than 5:00 p.m. on the Monday preceding the letting date and must execute the contract within ten business days after award notification. Electronic proposals are submitted via AASHTO's Project Bids software and the Bid Express website (http://ui.bidx.com); proposals are opened and read at 3:00 p.m. local time on May 20 via conference call. The project carries Federal Project Number HSIP-C532(201) and State Project Number 004 C 5322-01.