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OpenResponses due Oct 14, 2026, 6:00 PM EDT

Airport substation transformer upgrade site readiness

Trade Package - Airport Substation Transformer Upgrade Project - TP 06 - Site Readiness, Solicitation 307198, issued by San Francisco County.

Official posting and documentsfree with an account

At a glance

San Francisco International Airport is seeking a contractor to perform site readiness work for a transformer upgrade project, including wildlife exclusion fencing, demolition of permanent fencing, and installation of temporary and permanent fencing. The work must be phased to maintain continuous airport operations and comply with San Francisco garter snake habitat protection requirements. The estimated cost is $350,000 with a 100% local business enterprise participation requirement.

Key facts

Issuing agency
San Francisco County
Solicitation number
307198
Type
purchase
Posted
Sep 24, 2026
Response deadline
Oct 14, 2026, 6:00 PM EDT
Place of performance
San Francisco County, CA
Official posting
Documents, addenda and the procurement contact, free with an account.
  • fencing
  • site preparation
  • demolition
  • wildlife protection
  • electrical infrastructure
  • airport operations

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Official description

Solicitation #11887.67 - TP 06. Issued by Design-Builder. Design-Builder Firm Name: Webcor Project Overview: The Airport Substation Transformer Upgrade Project (Project) will replace the two existing Airport Substation transformers with three new 55-MVA transformers (one will serve as a backup), the existing switchgear equipment, and other supporting electrical systems. This contract will increase capacity and improve power supply reliability and redundancy for power supply scenarios outside of normal perations. The Project is one of the two substations that provides power to the Airport, which is a campus operational twenty-four (24) hours a day throughout the year. The Airport shall remain operational at all times during the project's implementation. The Project is also located on the West of Bayshore (WOB) property owned by the Airport. The WOB property contains major utilities, water pump stations, and a biologically sensitive habitat that supports endangered species. The Airport is implementing a long-term Recovery Action Plan for the San Francisco garter snake. Services will need to be implemented in phases, and all the requirements to ensure no disruption to Airport Operations and avoid and minimize impacts to the WOB San Francisco Garter Snake Recovery Action Plan during construction should be applied. Trade Package No.: TP-06 Trade Package Title: Site Readiness Description of the Trade Package Scope of Work: Initial installation of wildlife exclusion fencing, demolition of permanent fencing and installation of temporary fencing and final permanent fencing.

Trade Package Bid Due Date and Time: RFQ APPLICATION DEADLINE Wednesday October 14, 2026, at 3:00 PM

Main Trades of the Trade Package: Site Readiness Estimated Cost: $350k CMD LBE Participation Requirement: 100% Design-Builder requirements or prequalification criteria: Please see Webcor prequalification requirements in the Design Builder Weblink below. Contact for Trade Package information: Leila Lilazi; Email: (on the official posting) Design-Builder web link to the Trade Package or more information: https://app.buildingconnected.com/opportunities/6ab5dc88c1d44533bb98a39b/info

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