Main Terminal Improvement Program Emergency Power

The Port of Seattle is soliciting proposals for consulting services to develop a 30-percent design document for the Main Terminal Improvement Program Emergency Power project, with proposals due August 6, 2026 at 12:00 p.m. PT. The winning bidder will be excluded from competing for the subsequent design-build phase of the project.

The scope encompasses NEC Articles 700, 701, and 702 emergency power distribution serving the Main Terminal, C Concourse Expansion, South Concourse Evolution, and Parking Garages at Seattle-Tacoma International Airport. Key deliverables include generator location finalization, transmission routing from generators to switchgear rooms, concourse transmission analysis, equipment selection including zero-carbon alternatives, demolition and phasing strategies, and project management within the bridging document.

The estimated contract fee is not to exceed $3.348 million over an initial two-year performance period. The Port will evaluate proposals on specialized experience and technical competence of key individuals and firms, project approach and methodology, and diversity in contracting inclusion plans targeting a 15% diverse business participation goal. Proposals must be submitted as searchable PDFs limited to eight pages of body content, with supplemental diversity inclusion plans, company information, and resumes.

A pre-proposal presentation is scheduled for July 16, 2026 at 9:00 a.m. PT via Microsoft Teams. Written questions are due by July 20, 2026 through the Port's VendorConnect system. Shortlist notifications are anticipated the week of August 17, with interviews on August 20–21 and Notice of Selection expected the week of August 24. Agreement execution is targeted for the week of October 26, 2026.

Proposers must maintain active UBI and Labor & Industries certifications, comply with federal, state, and local laws, and acknowledge the Port's Values and Standards regarding environmental responsibility, worker safety, labor laws, and anti-discrimination and anti-human trafficking compliance. All proposal development costs are borne by proposers.