This Government Contract opportunity from California was posted on July 27, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Earthwork and Excavation Services

Closed

State & Local

Submission Closed08/25/2026, 07:00:00 AM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 238910

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SEA S Concourse Evolution (SCE) – Bid Package 02

Solicitation # 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.

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AI Contract Overview

The contract titled Earthwork and Excavation Services requires the performance of excavation, grading, and site preparation activities to facilitate slope stabilization and erosion control measures. Work must be completed in accordance with engineering specifications to ensure structural integrity and environmental compliance, with all operations focused on preparing the ground for subsequent protective installations. The scope demands precision in earthmoving techniques, proper drainage coordination, and adherence to erosion mitigation standards to prevent soil loss and land degradation. This subcontract is issued by the California Department of Transportation under NAICS code 238910 and is open for bids until August 25, 2026, with a posting date of July 27, 2026. The place of performance is within the state of California, though specific location details are not provided. Interested parties must respond by the deadline to be considered, and while no set-aside conditions are specified, compliance with state transportation standards and regulations is expected. The official solicitation can be accessed via the provided link to the California Department of Transportation's procurement portal.