Gorge Dam Powerhouse Rockfall Mitigation

Agency: City of Seattle
State: Washington
Type of Government: State & Local
NAICS Category:
  • 237310 - Highway, Street, and Bridge Construction
  • 237990 - Other Heavy and Civil Engineering Construction
Posted Date: Jul 9, 2026
Due Date: Jul 29, 2026
Solicitation No: PW#2026-020
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Description


Project ID: PW#2026-020

Title: Gorge Dam Powerhouse Rockfall Mitigation

Addenda: 1

Release Date: 6/24/2026

Due Date: 7/29/2026

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Gorge Dam Powerhouse Rockfall Mitigation
Last updated by Addendum #1 on Jul 9, 2026 11:50 AM
Public Works
Project ID: PW#2026-020
Release Date: Wednesday, June 24, 2026
ยท Due Date: Wednesday, July 29, 2026 2:00pm
Posted Wednesday, June 24, 2026 6:00am
All dates & times in Pacific Time
Draft Response No Bid20 days, 16 hours, 50 minutes


Post Information

Posted At:Wed, Jun 24, 2026 6:00 AM
Sealed Bid Process:Yes (Bids Sealed / Pricing Sealed)
Private Bid:No
Overview


Summary

Project Description: This Project consists of the following elements of Work: installation of rockfall mitigation measures consisting of rock dowels and cable lashings.

Engineer's Estimate: $220,000 (before tax)

Project Location: This Project is generally located behind and upslope of the Gorge Dam Powerhouse, Whatcom County.



Timeline

Release Project Date:
June 24, 2026
Pre-Bid Meeting #1 (Mandatory for Bidders to attend at least 1 of the 2 Pre-Bid Meetings):
June 29, 2026, 10:00am
Meet at the Skagit Video Conference Room, 172 Seattle City Light Street (by Helipad) located in Newhalem, WA at milepost 120 on State Route 20
Pre-Bid Meeting #2 (Mandatory for Bidders to attend at least 1 of the 2 Pre-Bid Meetings):
June 30, 2026, 10:00am
Meet at the Skagit Video Conference Room, 172 Seattle City Light Street (by Helipad) located in Newhalem, WA at milepost 120 on State Route 20
Question Submission Deadline:
July 23, 2026, 5:00pm
Bid Open Date:
July 29, 2026, 2:00pm
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