Heavy Civil GCCM Services for Black Diamond Trunk Capacity Upgrade

Agency: King County
State: Washington
Type of Government: State & Local
NAICS Category:
  • 237310 - Highway, Street, and Bridge Construction
  • 237990 - Other Heavy and Civil Engineering Construction
  • 541330 - Engineering Services
Posted Date: Aug 15, 2025
Due Date: Sep 11, 2025
Solicitation No: KC001443
Original Source: Please Login to View Page
Contact information: Please Login to View Page
Bid Documents: Please Login to View Page

Description
Abstract: Alternative Procurements KC001443,3
Title Heavy Civil GCCM Services for Black Diamond Trunk Capacity Upgrade
Solicitation Type Alternative Procurements
Status Active
Buyer Melissa Jordan
Email mejordan@kingcounty.gov
Synopsis The scope of the GC/CM contract is to increase conveyance capacity and reliability, preventing system overflows, and safeguarding public health and the environment. Preconstruction services include managing project meetings, addressing constructability and risk issues, providing cost estimates and construction plans, exploring cost-saving options, supporting small businesses, and collaborating on logistics, scheduling, and permitting.
Addendum Description Addendum 3 has been issued.

Proposers must acknowledge all addenda before submitting a proposal. If a Proposer has already submitted a proposal, they must log into the E-Procurement Supplier Portal, acknowledge the addendum, and resubmit.
Attachments
KC001443-rfp-addendum-3.pdf (174.6 KB)
KC001443-rfp-addendum-1.pdf (413.42 KB)
KC001443-rfp-documents.zip (9.96 MB)
KC001443-rfp-addendum 2.pdf (244.21 KB)
Open Date 8/14/25 06:35:19 PM
Close Date 9/11/25 01:30:59 PM
Posting Date 8/15/25
Additional Information
KC Solicitation NAICS Code(s) 237110;237990
Small Business Requirements Apply? Yes
Department NATURAL RESOURCES AND PARKS
Division WASTEWATER TREATMENT
O K
Get Government Bids Like This by Email Receive daily bid alerts that match your keywords, business categories, and target regions.
View Sample Report Start Free Trial

See Also

Audiology Services

Bid Number: RFP 10923-26 Bid Title: Audiology Services Category: Bidding & Contracting Opportunities

City of Redmond

Due by 11/17/2026

Audiology testing & mobile se...

Solicitation Information Title Audiology testing & mobile services Reference Number RFQQ-K5994 Solicitation Close

State Government of Washington

Due by 11/23/2026

Architecture and Design

Solicitation Information Title Architecture and Design Reference Number 0002 Solicitation Close Date 11/13/26

State Government of Washington

Due by 11/13/2026

Mechanical Plans Engineer, Se...

Project ID: CI026-RFQ02 Title: Mechanical Plans Engineer, Senior Addenda: 0 Release Date: 10/28/2026

City of Seattle

Due by 11/20/2026

* Disclaimer: This website provides information about bids, requests for proposals (RFPs), or requests for qualifications (RFQs) for convenience only and does not serve as an official public notice. Individuals who wish to respond to or inquire about bids, RFPs, or RFQs should contact the relevant government department directly.