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Browse all King County, WA

#820880

Kirkland Justice Center Tenant Improvement- Jail Booking Area, Kirkland, WA

The Work consists of providing all labor, materials, equipment, and incidentals necessary to complete the remodel and alteration of approximately 270 square feet of existing facility space adjacent to the Kirkland Justice Center jail booking area, as described in the Project Manual. The scope of work includes, but is not limited to, selective demolition; electrical and low-voltage systems; plumbing; concrete work; and associated interior alterations. The Work will be performed within an active, continuously operating jail facility. The Contractor shall coordinate all activities with the Owner and facility staff and shall conduct the Work in a manner that maintains security, safety, and uninterrupted facility operations at all times.

Post Date: 04/25/2026 Bid Date: 05/13/2026 Trades: *General Building Contractor GBC: Building Construction, Enclosed Structures; Opportunities for Subcontractors
#822354

RFQ 5th Ave W and 124th Ave NE Projects, Bothell, WA

Provide planning, design engineering, environmental, public engagement, engineering support during construction, and final as-builts of the projects. The selected consultant(s) must have the capability to complete the full design and permitting process and provide construction engineering support services. Work is anticipated to begin immediately with preliminary planning and design.

Post Date: 05/05/2026 Bid Date: 05/13/2026 Trades: *A&E Architecture & Engineering: Design Services, Consulting & Planning: Professional, EOR Services, Feasibility Study
#818403

HVAC on Main Campus – OLY and UNI – Boiler Replacements - South Seattle College, Seattle, WA

In general, the scope includes: Replacement of two boilers at the main campus of Olympic Hall (OLY) building, and the replacement of one boiler at the main campus of University Center (UNI) building. See Alternate Bids for other work at Pastry Building (PBA), and OLY, Voluntary numerical Diverse Business goals of 10% MBE, 6% WBE, 5% SBE or PWSBE, and 5% Veterans have been established for this project. Achievement of the goals is encouraged.
Post Date: 04/09/2026 Bid Date: 05/14/2026 Trades: HVAC Contractor: Heating Ventilating Air Conditioning & Controls, Duct Clean, Exhaust Systems, Air Handler/Air Chillers, RTU's
#819398

Parking Lot Expansion at Opstad Elementary School, North Bend, WA

The Snoqualmie Valley School District wishes to contract all services required to construct a new parking lot, including improvements to the existing parking lot at Optstad Elementary School. Work also includes landscaping (groundcover, shrubs, trees, and irrigation), parking lot lighting, and new luminaires and mast arms on existing wood poles in the right-of-way.

Post Date: 04/15/2026 Bid Date: 05/14/2026 Trades: *General Engineering Contractor GEC: Heavy & Civil Engineering Construction, Infrastructure; Opportunities for Subcontractors
#819984

Central Reservoir Seismic Upgrade, Maple Valley, WA

Work to be performed includes: Provide modified foundation Remove and replace reservoir appurtenances (manway, overflow pipe, sample lines, guardrails, vent Reservoir coatings Seal welding Install sixty-three 3-inch-diameter anchors to meet uplift requirements Install shell stiffeners Replace connections on the existing access platforms to secure grating to supports Provide mechanical piping improvements Provide overflow pond and piping Provide electrical and mechanical upgrades
Post Date: 04/20/2026 Bid Date: 05/14/2026 Trades: *General Engineering Contractor GEC: Heavy & Civil Engineering Construction, Infrastructure; Opportunities for Subcontractors
#821796

SE 60th Street RRFB & Lake Heights and 149th Avenue SE Overlay, Bellevue, WA

Work contemplated to be performed under this contract is as follows: - Asphalt Grind and Overlay - Remove Structures and Obstructions - Construct Cement Concrete Curb and Gutter - Construct Cement Concrete Sidewalk - Construct Cement Concrete ADA Curb Ramps - Construct Cement Concrete Driveway Approach and Asphalt Driveways - Construct Rectangular Rapid Flashing Beacons - Install Street Lighting - Install Roadway Channelization - Storm Drainage Improvements - Property Restoration and Miscellaneous Work
Post Date: 04/30/2026 Bid Date: 05/14/2026 Trades: Earthwork & Paving Contractor: Pavement Preservation, Resurface, Slurry Seal, High Friction, Milling, Land Clearing, Trails/Path
#821797

2026 Overlay and 3rd Avenue North/Seattle Boulevard Sewer Improvements, Algona, WA

This Contract provides for two schedules of work. Schedule A includes asphalt resurfacing of three roadway segments: (1) 2nd Avenue North from Algona Boulevard east approximately 725 linear feet to Seattle Boulevard; (2) Seattle Boulevard from 2nd Avenue North south approximately 425 linear feet to 1st Avenue North; and (3) 3rd Avenue North from Algona Boulevard east approximately 800 linear feet to Main Street. Schedule B includes removing and replacing approximately 570 linear feet of 8-inch diameter PVC sanitary sewer line on 3rd Avenue North and Seattle Boulevard. Improvements also include, but are not specifically limited to, temporary pumping of sanitary sewer, trench patching, removal and reconstruction of limited pavement areas, pavement planing, pavement markings, traffic control, and other miscellaneous items as further shown, described, and indicated in the Contract Documents, and other work.

Post Date: 04/30/2026 Bid Date: 05/14/2026 Trades: Pipeline Contractor: Water Mains, Sewer Lines, Septic Lines; CIPP Pipe liners, Pipe Inspection, Video & Robotic Cameras, Earthwork & Paving Contractor: Pavement Preservation, Resurface, Slurry Seal, High Friction, Milling, Land Clearing, Trails/Path
#821386

Citywide Pedestrian Safety Improvements Project, Bothell, WA

The Project proposes to install four rectangular rapid flashing beacon crossing at various locations in the City. The general aspects of this work will involve installation of rectangular rapid flashing beacons, high visibility crosswalk markings, signing, pavement markings, and curb ramps as needed.

Post Date: 04/28/2026 Bid Date: 05/19/2026 Trades: Construction Zone Traffic Control Contractor, Flashing Beacons
#821790

Demolition, Abatement, and Well Decommissioning Work Order, King Co, WA

The work under this Contract consists of furnishing all labor, tools, equipment, materials, incidentals, superintendents, subcontractor coordination and overhead to perform demolition, lead and asbestos abatement, and well decommissioning at various sites within the County. Structures will be homes, mobile homes and various non-residential structures throughout the County with some located along river and floodplain acquired spaces. Work orders will have various needs and will be included in each work order. These sites will later be returned to a natural state by restoration teams or other groups within King County. 8% minimum Apprentice Utilization Requirement of the total labor hours worked during the contract.

Post Date: 04/30/2026 Bid Date: 05/19/2026 Trades: Asbestos (ASB), Lead, Arsenic Detection: HAZ Certification, Remediation, Toxic/Contaminants; Remedial Action Plan (RAP), *General Building Contractor GBC: Building Construction, Enclosed Structures; Opportunities for Subcontractors
#822528

2026 Slurry Seal Project, Renton, WA

This contract provides for the preparation and installation of Slurry Seal Type II to existing asphalt streets, pavement marking removal and replacement, street surface preparation, herbicide application, vegetation trimming, street sweeping and other work.

Post Date: 05/05/2026 Bid Date: 05/19/2026 Trades: Earthwork & Paving Contractor: Pavement Preservation, Resurface, Slurry Seal, High Friction, Milling, Land Clearing, Trails/Path
#822812

2026 Countywide Pavement Preservation, King Co, WA

This project provides for the improvement of 3.43 miles of roadway in the Cities of Normandy Park, Maple Valley, Lake Forest Park, and unincorporated King County by removal of pavement markings, raised and recessed pavement markers, planning bituminous surfaces, pavement repair excavation, placing crushed surfacing, paving with hot mix asphalt, erosion control, and other work. 15% minimum Apprentice Utilization Requirement.

Post Date: 05/06/2026 Bid Date: 05/19/2026 Trades: Earthwork & Paving Contractor: Pavement Preservation, Resurface, Slurry Seal, High Friction, Milling, Land Clearing, Trails/Path
#820223

SR 203, NE 124th St. to Skykomish River Paving with Exceptions, King & Snohomish Cos, WA

Requires planing bituminous pavement, pavement repair, paving with hot mix asphalt (HMA), pavement marking, striping, bridge deck repair, signing, traffic loops, closed circuit television (CCTV) installation, temporary traffic control and other work. Involves 47 items and 64 working days. Work class 4, asphalt concrete paving. A federally funded contract with a 22% federal small business enterprise goal.

Post Date: 04/21/2026 Bid Date: 05/20/2026 Trades: Earthwork & Paving Contractor: Pavement Preservation, Resurface, Slurry Seal, High Friction, Milling, Land Clearing, Trails/Path
#820428

W North Bend Way / NW 8th Street Roundabout Project,, North Bend, WA

Work to be performed includes the construction of a five-leg roundabout at the intersection of NW 8th Street and W North Bend Way. Additional construction activities will consist of, but are not limited to, installation of stormwater collection, treatment and infiltration facilities; roadway illumination; landscaping; wetland/stream buffer mitigation; pavement markings and erosion control measures.

Post Date: 04/22/2026 Bid Date: 05/20/2026 Trades: *General Engineering Contractor GEC: Heavy & Civil Engineering Construction, Infrastructure; Opportunities for Subcontractors
#821388

PRV Station 1 Rehabilitation Project, Renton, WA

The work involved under the terms of this contract document shall be full and complete installation of the facilities, as shown on the plans and as described in the construction specifications, to include but not be limited to: - Construction surveying, staking, and production of as-built drawings. - Replace PRV 1 with the proposed PRV, located outside the traveled roadway and shoulder. The new PRV will be located in the unimproved ROW, south of the existing PRV 1, at the west shoulder of Taylor Place SW adjacent to 564 Stevens Ave NW. - Connect the station inlet to the 12 DI on Taylor PL NW and the outlet to the 10 CI on Taylor PL NW. - Abandon the existing PRV and 10 Cl between the point of connection of the replacement PRV and connection to the 12 DI at S 124th St. - Install new PRV, piping, and appurtenances. - Install 3-inch pressure relief valve and piping, with an above ground discharge pipe that discharges water to the existing surface water ditch along the south side of Taylor Pl NW. o Installation of a concrete pad for energy dissipation from discharge pipe. o Extension and grading of the existing surface water ditch as indicated and/or directed. - Trench excavation, including removal of existing unsuitable material, removal and abandonment of existing utilities, disposal of excavated material, shoring, and dewatering. - Removal and replacement of asphalt concrete pavement, asphalt overlay, concrete curbs, gutters, sidewalks and driveways. - ROW Surface and other restoration. - Furnish and install approximately 80 LF ductile iron Class 52 8-inch diameter restrained joint water pipe and restrained joint fittings with polywrap. - Furnish and install approximately 110 LF ductile iron Class 52 10-inch diameter restrained joint water pipe and restrained joint fittings with polywrap. - Furnish and install a 12-inch x 10-inch tapping tee and valve assembly. - Installing and maintaining adequate TESC measures and restoring all disturbed areas. - Temporary traffic control measures following the contract documents and applicable City of Renton, King County, and MUTCD standards. - Testing and disinfecting of water mains. - Protecting existing utilities, utility potholing and resolution of utility conflicts.
Post Date: 04/28/2026 Bid Date: 05/20/2026 Trades: *General Engineering Contractor GEC: Heavy & Civil Engineering Construction, Infrastructure; Opportunities for Subcontractors
#821657

South Park Water Quality Facility Site Demolition, Seattle, WA

This project consists of the following elements of work: Demolition of five existing structures : 18,690 SF warehouse, 2,400 SF garage, 2,200 SF shed, crane and crane tower, and a metal framed wheelhouse on an existing boat dock; retirement of existing utilities, removal, handling, and disposal of regulated building materials including: asbestos, lead-containing paint (LCP), Polychlorinated Biphenyls (PCBS), Mercury-Containing Light Tubes, and Chlorofluorocarbons (CFCs); construction stormwater and erosion control; contaminated soil removal, handling, and disposal, and vegetation and tree protection.

Post Date: 04/29/2026 Bid Date: 05/20/2026 Trades: Demolition Contractor, Building Removal and/or Relocation, Wrecking & Hauling
#821659

Meridian Play Area Renovation and ADA Meridian RR Design, Seattle, WA

This project will replace the play area, located in Meridian Park. Renovation includes new play equipment, accessible access to all; site furniture, landscape and updated accessible restroom. This project includes two alternates: Alternate. 1 - Sidewalk paving and replacement in lieu of repair. Sidewalk extends from new. Accessible connection to northeast corner of Good Shepherd center will be demolished and installed as new sidewalk, rather than repaired. Alternate. 2 - EWF in combination with PIP Surfacing. A portion of the EWF Play surfacing will be replaced with Poured-in-Place surfacing and cast in place concrete slab underlay.
Post Date: 04/29/2026 Bid Date: 05/20/2026 Trades: *General Engineering Contractor GEC: Heavy & Civil Engineering Construction, Infrastructure; Opportunities for Subcontractors
#823158

Tree Canopy Expansion and Irrigation, Redmond, WA

The City is soliciting bids from licensed contractors to provide labor and material to complete tree canopy expansion and install temporary irrigation system across three (3) city sites. Provide labor and materials to complete site preparation, plant trees and/or shrubs per detail, install a temporary irrigation system or seasonal watering as specified per site, and provide three (3) years of maintenance on a total of 40,000 sf of property at three separate work sites in Redmond, WA.

Post Date: 05/08/2026 Bid Date: 05/20/2026 Trades: Tree Service Contractor: Planting/Trimming/Pruning Trees, Tree Felling, Stump Removal, Stump Grinding, Hydro-Ax Services