Item No. Date of Meeting 10b_supp August 11, 2026 RCF CSB Re-Demising Project Authorization (#C801209) Project Location N QTA 3 & 4 State Route 518 S 160th St Customer Service Building QTA 1 & 2 2 Project Purpose and Scope Purpose: Support the re-bidding of the Concession Agreement Scope: • Reconfigure tenant lease spaces to support the new blocks • Replace existing way finding signage supporting new tenant locations • Provide a new break room and flex space supporting the transit operations • Renovate existing well-worn restrooms in the Customer Service Building • Replace existing end-of-life car washes in Quick Turn-Around Areas 3 RCF Customer Service Building Tenant Space Reconfiguration Restroom Renovation 4 Project Budget and Schedule Current Est. Budget: $19,700,000 This Request: $17,900,000 Project primarily funded by Customer Facility Charge revenues Preliminary Project Schedule: • Construction Start Q2 2027 • In-Use Date Q1 2029 Construction needs to begin by June 2027 to support new Concession Agreement 5 Cone of Certainty We are here 6 Action Requested • Authorization for the Executive Director to take all steps necessary to complete the RCF Customer Service Building ReDemising project at Seattle-Tacoma International Airport (SEA) • The total amount requested for authorization is $17,900,000 for a total authorized amount of $19,700,000. 7 QUESTIONS? 8