Washington Park Arboretum Waterfront Trail Renovation

Agency: City of Seattle
State: Washington
Type of Government: State & Local
NAICS Category:
  • 236220 - Commercial and Institutional Building Construction
  • 237310 - Highway, Street, and Bridge Construction
  • 237990 - Other Heavy and Civil Engineering Construction
Posted Date: Feb 15, 2026
Due Date: Feb 25, 2026
Solicitation No: PW#2022-048
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Project ID: PW#2022-048

Title: Washington Park Arboretum Waterfront Trail Renovation

Addenda: 4

Release Date: 12/17/2025

Due Date: 2/25/2026

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Washington Park Arboretum Waterfront Trail Renovation
Last updated by Addendum #4 on Feb 14, 2026 4:57 AM
Public Works
Project ID: PW#2022-048
Release Date: Wednesday, December 17, 2025
ยท Due Date: Wednesday, February 25, 2026 2:00pm
Posted Wednesday, December 17, 2025 12:00am
All dates & times in Pacific Time
Draft Response Events RSVP No Bid9 days, 20 hours, 20 minutes


Post Information

Posted At:Wed, Dec 17, 2025 12:00 AM
Sealed Bid Process:Yes (Bids Sealed / Pricing Sealed)
Private Bid:No
Overview


Summary

Project Description: The project renovates a portion of the Waterfront Trail within the Washington Park Arboretum. The scope includes replacing and/or renovating the existing floating and on grade trail segments on Foster Island including site furnishing and plantings. Additive #1 is additional trail construction including construction of a 29 linear foot gangway, a 97 linear foot bridge, and two pile supported concrete platforms. Additive #2 is the construction of an on- grade HDPE pipe supported boardwalk.

Engineer's Estimate: Base Bid: $960,000.00, Additive#1: $510,000.00, Additive#2: $1,271,445.00

Project Location: 2300 Arboretum Dr E, Seattle, WA 98112



Timeline

Release Project Date:
December 17, 2025
Pre-Proposal Meeting (Non-Mandatory):
January 8, 2026, 10:00am
Online Teams Meeting:
Meeting Subject: PW#2022-048 Washington Park Arboretum Trail Pre-Bid Meeting (Optional)
Meeting Link: https://teams.microsoft.com/meet/27188190639096?p=vFsSKgSFI5wg1L5bl3
Dial in by phone:
+1 206-686-8357,,331496251# United States, Seattle
Phone conference ID: 331 496 251#
Question Submission Deadline:
February 11, 2026, 5:00pm
Bid Open Date:
February 25, 2026, 2:00pm
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