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This Government Contract opportunity from Washington was posted on August 20, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Earthwork and Excavation Services

Closed
State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 238910
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Solicitation # 2027-RFP-033
Solicitation 2027-RFP-033 is a request for proposals issued by the Housing Opportunities Commission of Montgomery County for the demolition and waste removal of the Camp Hill Square Apartments in Gaithersburg, Maryland. The project scope involves the demolition of five apartment buildings containing 51 vacant units and a management office, including the removal of all above-grade structures, slabs, foundation walls, footers, and side wall walkways. Additionally, the contractor is responsible for removing above-grade utilities, capping or abandoning underground utilities, and clearing dumped materials and interior fencing at the neighboring Emory Grove Village parcel. The selected firm will be tasked with procuring all necessary Montgomery County demolition and raze permits, managing the removal of hazardous materials such as asbestos, and stabilizing the property according to the approved Sediment Control Plan. The contract features an initial performance period of four months from the Notice to Proceed. Proposals are due by October 30, 2026, via the OpenGov Procurement Portal and are evaluated based on schedule (20%), price (15%), and MFD participation. Key compliance requirements include adherence to Davis-Bacon and Maryland Prevailing Wage Laws, mandatory background screenings for all personnel, and participation in the HOC Works Program. Awardees must provide 100% payment and performance bonds, proof of insurance, and execute HUD certifications regarding debarment and suspension. HOC will retain 5% of payments until final acceptance, with liquidated damages of up to 1,000 dollars per day for incomplete work.
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DEADLINE

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SLED
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DEADLINE

in about 1 month
NAICS: 238910
New
SLED
Site Preparation and Erosion ControlThis subcontract for Site Preparation and Erosion Control supports utility projects managed by the Twiggs County Board of Commissioners in Georgia. The selected contractor will be responsible for performing essential site clearing and erosion mitigation services for prime contractors, specifically focusing on clearing and grubbing, rock removal, and the installation of erosion control measures such as wattles and silt fences. The primary objective is to deliver a fully cleared right-of-way that adheres to all necessary compliance standards for erosion control. The opportunity is categorized under NAICS code 238910 and was posted on October 28, 2026. Interested parties must submit their responses by the deadline of December 1, 2026. Further details regarding the solicitation can be accessed through the Georgia Department of Administrative Services portal.
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about 4 hours ago

DEADLINE

in about 1 month
NAICS: 238910
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in about 1 month
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in about 1 month
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SLED
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SLED
Earthwork and GradingThis subcontract for Earthwork and Grading involves performing site grading and excavation services for prime contractors on projects managed by the County of Los Angeles Department of Public Works. The scope of work includes executing excavation and fill for utilities, structures, and pavement, as well as utility trenching and the installation of base course. All work must be performed in accordance with The Greenbook specifications to deliver a fully graded site and prepared foundations. The project is located in South Gate, California, under NAICS code 238910. Interested parties must submit their responses by the deadline of November 25, 2026.
County of Los Angeles Department of Public Works

POSTED

about 6 hours ago

DEADLINE

in 27 days

AI Contract Overview

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This subcontract for Earthwork and Excavation Services involves providing trenching and site preparation for prime contractors on projects within the City of Mercer Island. The scope of work includes excavating pipe trenches, compacting subgrade, and the hauling and disposal of all surplus or unsuitable materials. Additionally, the contractor is responsible for trench dewatering, removing conflicting abandoned utilities, and plugging abandoned pipes with concrete to ensure sites are cleared and ready for use. The opportunity is managed by the Public Works agency in Washington under NAICS code 238910. The solicitation was posted on August 20, 2026, with a response deadline of September 17, 2026. Interested parties can find further details through the OpenGov procurement portal.

General Info

Earthwork and excavation subcontract for Mercer Island projects, deadline September 17, 2026.

Agency

Washington → Public Works

NAICS

238910 - Site Preparation Contractors

Place of Performance

WA, USA

Set-Aside

NONE

Documents

This scope was carved out of 2026-AFB-030.

The full solicitation package (13 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

2025 AC Water Main Replacement

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Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyWashington → Public Works
ContactsNo contacts available
OfficeN/A
Organization / AgencyWashington → Public Works
Office AddressN/A
ContactsNo contact information available

Full Description

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Performs trenching and site preparation for prime contractors on City of Mercer Island projects. Excavates pipe trenches, compacts subgrade, and hauls and disposes of surplus or unsuitable excavated material. Performs trench dewatering and removes abandoned utilities in conflict with new pipes, plugging abandoned pipes with concrete. Delivers prepared trenches and cleared sites with all waste material hauled off-site.

More opportunities from Washington → Public Works

Same awarding agency

NAICS: 237310
New
SLED
Pedestrian Crossing Safety Improvements (FHWA)
Solicitation # 2025-041
The Pedestrian Crossing Safety Improvements project (PW# 2025-041 / HSIP-000S(708)) is a federally funded infrastructure initiative managed by the Seattle Department of Transportation. The project focuses on enhancing pedestrian safety across eight specific locations in Seattle, including intersections at 15th Ave S and Lander St, 33rd Ave S and Myrtle Pl, Renton Ave S and Holden St, 55th Ave S and Renton Ave S, Rainier Ave S and S Byron St, Rainier Ave S and S Findlay St, Rainier Ave S and S Mead St, and Beacon Ave S and S Webster St. The scope of work encompasses sidewalk and pavement removal and restoration, the installation of pedestrian islands, curbs, curb ramps, drainage structures, and pipes, as well as clearing, grubbing, landscaping, and the installation of RRFB and traffic signals, signing, channelization, electrical work, and rebar. The engineer's estimate for the project is between $3,250,000 and $3,350,000. The contract is awarded to the apparent low bidder who meets all mandatory responsibility criteria, with a tie-breaker based on the highest percentage of recycled materials proposed. Performance must be completed within 120 working days from the Notice to Proceed. Funding is provided by the HSIP FHWA Grant and the Transportation Levy Fund, requiring compliance with Federal Prevailing Wage Rates, Buy America standards, and Federal Small Business Enterprise (FSBE) goals. Bidders must provide a bid guaranty of five percent of the total bid and certify compliance with equal opportunity and non-discrimination laws. The project is subject to rigorous inspection by the Engineer to determine substantial completion, which requires the owner to have full operational and safety use of the facilities.
Highway, Street, and Bridge Construction

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about 20 hours ago

DEADLINE

in 7 days
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NAICS: 237310
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1st Ave NE Shared Use Path - N 120th to N 130th
Solicitation # PW#2026-005
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Highway, Street, and Bridge Construction

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2 days ago

DEADLINE

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NAICS: 236220
New
SLED
Dahl Restroom Renovation
Solicitation # 2025-068
Solicitation PW#2025-068 is for the renovation of a fire-damaged Parks storage and restroom building located at 7700 25th Ave NE, Seattle, WA. The scope of work includes replacing fire-damaged structural timber frames, installing shear walls, replacing the roof, and removing an existing stone chimney. Interior improvements involve converting the facility into two single-occupancy restrooms with entirely new electrical and plumbing systems. Additionally, the project requires accessibility site improvements, including the revision of accessible parking stalls, sidewalks, and the pathway leading to the restrooms. The engineer's base estimate for the project is $968,676.00. The contract will be awarded to the responsible bidder providing the lowest responsive bid, with evaluation based on mandatory responsibility criteria and supplemental factors such as labor standards compliance, equal benefits declarations, and apprentice utilization. Bidders must submit their proposals electronically via OpenGov by November 4, 2026. Key requirements include a bid guaranty of five percent of the total bid, adherence to prevailing wage rates, and compliance with ADA standards. The contractor is subject to liquidated damages of $1,000.00 per working day for delays beyond the substantial completion date. All work is subject to inspection and final approval by the Engineer.
Commercial and Institutional Building Construction

POSTED

6 days ago

DEADLINE

in 7 days
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NAICS: 562991
New
SLED
Stormwater Filter Facility Maintenance
Solicitation # 2026-GEN-013
The City of Washougal is soliciting bids for the inspection and maintenance of stormwater filter cartridge facilities, including filter catch basins, manholes, and vaults. The scope of work comprises a base bid for 23 City-maintained facilities containing up to 134 cartridges and an optional alternate bid for up to 10 HOA-maintained facilities containing up to 63 cartridges. Key responsibilities include facility inspections, replacement of cartridges based on Ecology TAPE guidance, vacuum cleaning of facility floors, implementation of traffic control plans for specific high-traffic areas, and the proper hauling and disposal of all waste materials. All work must be documented via Survey123 and completed within 90 calendar days of the notice to proceed, with a final completion deadline of March 15, 2027. Bids must be submitted electronically via the OpenGov portal by November 5, 2026, at 2:00 p.m. PT. Requirements for bidders include the submission of a Bid Bond, E-Verify Declaration, Wage Compliance, and Non-Collusion forms, as well as acknowledgment of Addendum No. 1. The project mandates the payment of prevailing wages and requires the contractor to provide performance and payment bonds for the full contract amount. Payment will be made via checks within 30 days of approved progress payment requests, with a 5 percent retention held during the progress of the work. Partial funding for this project is provided through the Washington State Department of Ecology.
Septic Tank and Related Services

POSTED

7 days ago

DEADLINE

in 8 days
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NAICS: 237310
SLED
Roosevelt Way Preservation (FHWA)
Solicitation # 2025-074
The Roosevelt Way Preservation Project (Solicitation 2025-074) is a federally funded infrastructure initiative managed by the City of Seattle Department of Transportation. The project focuses on roadway improvements along Roosevelt Way NE from NE 92nd Street to Pinehurst Way NE, and Pinehurst Way NE from Roosevelt Way NE to 15th Avenue NE. The scope of work includes planing asphalt overlay, removing and replacing select concrete panels and base repair, and performing an intersection realignment at NE 113th Street. Additional requirements include the installation of curb bulbs at NE 114th and 115th Streets, ADA-compliant curb ramps, sidewalk restoration, channelization, signing, concrete bike barriers, traffic signals, landscaping, and storm drainage. The engineer's estimate for the project is between $12,500,000 and $12,800,000, with a physical completion timeline of 250 working days from the Notice to Proceed. Bids for the project open on November 4, 2026, and must be submitted via the OpenGov portal or in hard copy. The contract mandates a 13% Frontline Small Business Enterprise (FSBE) goal and requires strict adherence to the Buy America Act, Title VI of the Civil Rights Act of 1964, and various state and federal wage and labor laws. Bidders must provide a bid guaranty of 5% of the total bid and maintain a valid Seattle Business License and UBI number. Performance and payment bonds are required to protect claims under Washington state law. Quality control is the sole responsibility of the contractor, with specific inspection requirements for shelter footings by KC Metro and strict compliance with Department of Ecology and EPA water quality standards.
Highway, Street, and Bridge Construction

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DEADLINE

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NAICS: 332996
SLED
Ductile Iron Pipe & Fitting SupplyThis subcontract for Ductile Iron Pipe and Fitting Supply involves the procurement and delivery of essential water infrastructure materials for prime contractors working on City of Mercer Island projects. The scope of work specifically includes the supply of ductile iron water mains, nylon coated ductile iron saddles, and ferrous metal couplings, with a particular requirement for Romac 202NS saddles and piping. The supplier is responsible for delivering all piping and fitting materials directly to the project site. To ensure quality and regulatory adherence, the contractor must provide material certifications verifying that all supplied components comply with the City of Mercer Island Standard Details. This procurement is managed through the Public Works agency in Washington.
Fabricated Pipe and Pipe Fitting Manufacturing

POSTED

8 days ago

DEADLINE

in 6 days
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NAICS: 237310
SLED
Paving & Surface RestorationThis subcontract for Paving and Surface Restoration involves performing road restoration and paving services for prime contractors on water main projects within the City of Mercer Island. The scope of work includes saw cutting or rotomilling pavement edges and the placement of asphalt in two inch lifts. To ensure compliance with City of Mercer Island standards, the selected contractor must utilize professional asphalt pavers and rotomilling machines to deliver a fully restored roadway surface. Eligible bidders must possess a valid Washington State Contractor License and operate under NAICS code 237310. This opportunity was posted by the Public Works agency of Washington, with a response deadline set for November 4, 2026.
Highway, Street, and Bridge Construction

POSTED

8 days ago

DEADLINE

in 6 days
View Details
NAICS: 238220
SLED
Water Service & Fire Hydrant InstallationThis subcontract for Water Service and Fire Hydrant Installation involves providing specialized installation services for prime contractors on City of Mercer Island water projects. The scope of work includes the installation of fire hydrants and water service connections, specifically utilizing low-lead brass and copper fittings, corp stops with a minimum of 18 inch spacing, and meter boxes that comply with the Reduction of Lead in Drinking Water Act. Eligible bidders must possess a valid Washington State Contractor License to ensure the delivery of functional infrastructure. This opportunity is managed by the Public Works agency in Washington, with a response deadline set for November 4, 2026.
Plumbing, Heating, and Air-Conditioning Contractors

POSTED

8 days ago

DEADLINE

in 6 days
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NAICS: 238910
SLED
PRV Vault & Specialized Structure ConstructionThis subcontract for PRV Vault and Specialized Structure Construction involves the replacement of Pressure Reducing Valve vaults for prime contractors on City of Mercer Island water projects. The scope of work includes the demolition of existing vaults, excavation, and the installation of new precast vault structures, valves, and associated piping to deliver fully operational PRV assemblies. Interested parties must possess a valid Washington State Contractor License to be eligible. The solicitation was posted on October 20, 2026, with a response deadline of November 4, 2026. This project falls under NAICS code 238910 and is managed through the Public Works agency in Washington.
Site Preparation Contractors

POSTED

8 days ago

DEADLINE

in 6 days
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NAICS: 237110
SLED
Water Main Installation (Underground Utilities)This subcontract for Public Works in Washington involves the installation of 5,000 linear feet of ductile iron water mains for prime contractors on City of Mercer Island infrastructure projects. The scope of work includes excavation, trenching, and the legal disposal of asbestos cement piping, as well as the installation of insulating couplings and nylon coated ductile iron saddles with stainless steel double straps. The final deliverable is a fully pressure-tested water main system. Qualified bidders must possess a valid Washington State Contractor License and specific asbestos abatement certification. The solicitation was posted on October 20, 2026, with a response deadline of November 4, 2026. This project falls under NAICS code 237110 for underground utility installation.
Water and Sewer Line and Related Structures Construction

POSTED

8 days ago

DEADLINE

in 6 days
View Details
NAICS: 541330
SLED
Civil Engineering & Water System DesignThis subcontract for Civil Engineering and Water System Design involves providing professional engineering services for prime contractors on water system projects for the City of Mercer Island. The scope of work includes designing the layout for 5,000 linear feet of ductile iron water main replacement, as well as the replacement of PRV vaults and fire hydrants and water services. The selected contractor must resolve utility conflicts in accordance with City of Mercer Island Standard Details Water and is responsible for delivering technical specifications, cost estimates, and bid-ready plans. Qualified candidates must hold a valid Washington State Professional Engineer license. This opportunity is categorized under NAICS code 541330 and is managed by the Public Works agency. Interested parties must submit their responses by the deadline of November 4, 2026.
Engineering Services

POSTED

8 days ago

DEADLINE

in 6 days
View Details
NAICS: 541330
SLED
2026 AC Water Main Replacement
Solicitation # 2026-RFQ-042
Solicitation 2026-RFQ-042 is a request for qualifications from the City of Mercer Island Public Works department for professional engineering services to design water system upgrades. The project focuses on replacing approximately 5,000 linear feet of aging asbestos cement water mains with ductile iron mains along SE 40th St and E Mercer Way. The scope is divided into two phases: Phase 1 involves water system and PRV vault replacement on SE 40th St from Greenbrier Ln to 97th Ave SE, and Phase 2 extends the replacement to 97th Ave SE and the 3700 and 3800 blocks of East Mercer Way. Additional components for replacement include fire hydrants and water services. The design must comply with the Reduction of Lead in Drinking Water Act and the City of Mercer Island Standard Details Water. The project follows a goal-based timeline with bid-ready plans for Phase 1 due by Q2 2027 and Phase 2 by Q3 2027, with overall construction completion targeted for Q2 2028. Qualified firms must be licensed in the State of Washington and submit a Statement of Qualifications limited to 12 pages, including a proposed timeline and three references from the last five years. Selection is at the sole discretion of the City, and the awarded firm will negotiate a scope and fee schedule using the City's standard professional services agreement. Administration is managed by the City Manager, with payments issued via City warrant within 45 days of receiving a proper monthly invoice.
Engineering Services

POSTED

8 days ago

DEADLINE

in 6 days
View Details

Earlier notices in this NAICS code

Posted before this notice, open and closed

NAICS: 238910
Closed
SLED
Environmental Site Preparation and Erosion Control
MARYLAND-DOT

POSTED

2 months ago

CLOSED

2 months ago
View Details
NAICS: 238910
Closed
SLED
Site Preparation, Grading & Earthwork
City of Alpharetta

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 238910
Closed
SLED
Concrete and Asphalt Removal
Engineering

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 238910
Closed
SLED
Site Earthwork & Utility Installation
Port Authority Of Ny & Nj

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 238910
Closed
SLED
Schurr High School New Tennis & Basketball Courts
Solicitation # 01(2026-2027)
MONTEBELLO UNIFIED SCHOOL DISTRICT

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 238910
Closed
SLED
Selective Demolition
University of California, Los Angeles

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 238910
Closed
SLED
Earthwork, Trenching, and Backfill
City of Eureka

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 238910
Closed
SLED
Interior Demolition & Site Prep
University of California, Los Angeles

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 238910
Closed
SLED
Site Clearing and Preparation
University of California, Los Angeles

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 238910
Closed
SLED
Selective Demolition Services
University of California, Los Angeles

POSTED

2 months ago

CLOSED

about 2 months ago
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NAICS: 238910
Closed
SLED
Water Service Line Verification
Montgomery County

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 238910
Closed
SLED
Well Pump and Mechanical System Maintenance
Hillsborough County

POSTED

2 months ago

CLOSED

about 2 months ago
View Details

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