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King County Library System·Washington

KING COUNTY LIBRARY SYSTEM: REIMAGINING SPACES AT KENT LIBRARY - PHASE 2 GENERAL CONTRACTOR

Closes 9/21/2026$3.3M – $3.9MInvitation for Bid
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Description

The King County Library System is seeking a qualified general contractor to execute a full interior renovation of the 22,600‑sq‑ft Kent Library in Kent, WA. The project involves selective demolition, construction of new interior spaces, restrooms, accessibility upgrades, and extensive modifications to structural, mechanical, electrical, plumbing, fire‑protection, low‑voltage, and life‑safety systems. All work must comply with applicable federal, state, and local codes, and the contractor will be responsible for materials, labor, equipment, supervision, testing, inspections, permits, and close‑out documentation. The library encourages participation from minority‑ and women‑owned businesses. The estimated base bid range is $3.25 M–$3.9 M. • Scope: Full interior renovation of Kent Library (≈22,600 sf) – demolition, new partitions, ceilings, finishes, restrooms, accessibility, and MEP upgrades. • Deliverables: Complete, code‑compliant, operational library facility with all interior finishes, casework, furnishings, signage, and building systems installed. • Schedule: Bid submission by September 21 2026; construction to commence after award (estimated award Oct 5 2026). • Mandatory requirements: Bid bond ≥5 % of base bid, electronic submission via OpenGov, compliance with Washington wage statutes. • Opportunities: Minority‑ and women‑owned business participation encouraged; potential for subcontracting in specialty trades. • Budget: Owner’s estimated base bid $3.25 M–$3.9 M. • Location: 212 2nd Ave N, Kent, WA 98032 (facility closed during construction).

Attached files

The solicitation documents live at the source — open the bid source above to download them.

Contact

Jeannine Gibson(Facilities Project Manager)

[email protected]

(206) 305-7976

Key dates

Opened
8/25/2026
Questions due
9/8/2026
Pre-bid meeting
9/4/2026
Closes
9/21/2026
Projected award
10/5/2026

Last updated

Details

Type
Invitation for Bid
Industry
Construction
NAICS
236220
Solicitation №
2026-ITB-023

Budget estimate

$3,250,000 – $3,900,000

The solicitation lists an owner‑estimated base bid range of $3.25 million to $3.9 million. Assuming the award will be near the midpoint of this range and accounting for typical contractor profit margins (≈5‑10 %), the expected contract value to the winning general contractor is roughly $3.3 M–$4.0 M. Factors influencing the final budget include the exact scope of any additive alternates, change orders during construction, and the selected subcontractor rates.

AI estimate from the solicitation

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