REBID Seattle City Hall Plaza Waterproofing Replacement

Agency: City of Seattle
State: Washington
Type of Government: State & Local
NAICS Category:
  • 236220 - Commercial and Institutional Building Construction
Posted Date: Jul 20, 2026
Due Date: Sep 2, 2026
Solicitation No: PW# 2025-029
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Description


Project ID: PW# 2025-029

Title: REBID Seattle City Hall Plaza Waterproofing Replacement

Addenda: 0

Release Date: 7/20/2026

Due Date: 9/2/2026

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REBID Seattle City Hall Plaza Waterproofing Replacement
Public Works
Project ID: PW# 2025-029
Release Date: Monday, July 20, 2026
· Due Date: Wednesday, September 2, 2026 2:00pm
Posted Monday, July 20, 2026 6:00am
All dates & times in Pacific Time
Draft Response Events RSVP No Bid43 days, 19 hours, 34 minutes


Post Information

Posted At:Mon, Jul 20, 2026 6:00 AM
Sealed Bid Process:Yes (Bids Sealed / Pricing Sealed)
Private Bid:No
Overview


Summary

Project Description: The existing plaza will be fully restored, which includes but is not limited to waterproofing, concrete decking, sub-grade interior repairs, landscaping, and adding one flagpole.

This Project is a Covered Project subject to the City of Seattle’s Community Workforce Agreement (CWA) and Priority Hire SMC 20.37. With the support of the mayor and City Council, the City of Seattle administers programs that support racial and economic equity through contracting. Priority Hire is one of these programs. Priority Hire provides people living in economically distressed communities, women, and people of color access to work on the city’s construction projects. It gives contractors access to these skilled workers

Engineer's Estimate: $6,864,865.00

Project Location: Seattle City Hall 600 4th Ave, Seattle, WA 98104



Timeline

Release Project Date:
July 20, 2026
1st Pre-Bid Meeting (Mandatory, a bidder must attend one of the 2 pre-bid meetings) (Mandatory):
July 28, 2026, 11:00am
This is a MANDATORY pre-bid site inspection/walk for this project. All those that wish to bid on the project will need to attend one site walk.

Please meet at Seattle City Hall located at 600 4th Ave, Seattle, WA 98104. Please meet on the west side at the top of the grand stairway in the main lobby facing 5th Avenue. Please note that parking may be limited and will most likely require payment. If more than one person from the same entity is attending, we encourage carpooling where possible.
2nd Pre-Bid Meeting (Mandatory, a bidder must attend one of the 2 pre-bid meetings) (Mandatory):
July 31, 2026, 11:00am
This is a MANDATORY pre-bid site inspection/walk for this project. All those that wish to bid on the project will need to attend one site walk.

Please meet at Seattle City Hall located at 600 4th Ave, Seattle, WA 98104. Please meet on the west side at the top of the grand stairway in the main lobby facing 5th Avenue. Please note that parking may be limited and will most likely require payment. If more than one person from the same entity is attending, we encourage carpooling where possible.
Question Submission Deadline:
August 6, 2026, 5:00pm
Bid Open Date:
September 2, 2026, 2:00pm
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