SEA S Concourse Evolution (SCE) – Bid Package 02

Hensel Phelps, acting as the General Contractor and Construction Manager, is soliciting bids for Bid Package 2 of the S Concourse Evolution project at Seattle-Tacoma International Airport. This solicitation is set aside for Small Disadvantaged Businesses under NAICS code 238910. The scope of work is extensive and divided into eleven subsystems, including demolition and abatement, building concrete retrofit, structural steel, fire suppression, site paving, runway and taxi marking, site demolition and earthwork, deep foundations, site utilities, aviation fueling systems, and baggage handling systems. The total estimated contract value ranges from approximately 124.6 million to 143.7 million dollars. Bids must be submitted via email by September 15, 2026, using the official bid form provided in the Instructions to Bidders. The project is governed by a Project Labor Agreement and requires all subcontracts to be executed on standard Hensel Phelps forms. Key requirements for bidders include the submission of a bidders bond and the provision of 100 percent payment and performance bonds for any subcontract exceeding 100,000 dollars. Additionally, all subcontractors must provide a Workers Compensation Waiver of Subrogation. Interested parties can access bid documents through Building Connected.