This Subcontract opportunity from Colorado was posted on October 8, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Erosion Control & Site Work

Closed

State & Local

Submission Closed10/08/2026, 10:00:01 AM MDT

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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Vallejo Ferry Terminal Reconfiguration Project

Solicitation # 25-053

The Vallejo Ferry Terminal Reconfiguration Project, managed by Manson Construction Co. for the Water Emergency Transportation Authority (WETA), involves comprehensive infrastructure improvements in California. The scope of work includes in-water construction and demolition, the creation of new and refurbished structures, and the extension and relocation of utilities. A primary deliverable is the final placement of the WETA Standard Float at the Vallejo Ferry Terminal. The project requires the furnishing and installation of steel and composite piling, reinforcing steel, cast-in-place concrete, aluminum walkways, and rubber fenders, alongside the installation of mechanical, plumbing, electrical, communications, and security systems. This solicitation is specifically targeted toward Disadvantaged Business Enterprises (DBEs) and Small Business Enterprises (SBEs) under NAICS code 238910. Detailed requirements regarding the scope and extent of improvements are contained within the Bridging Documents, while plans and specifications are available via the WETA website. Interested subcontractors must submit their bids by November 20, 2026, at 5:00pm PST. The primary point of contact for the solicitation is Lindsey Williams, with proposals directed to Brett Diener.

Manson Construction Co.

POSTED

DEADLINE

Site Preparation and Earthwork

Columbia County Board of Commissioners

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Site Clearing and Grading

Richmond County Board of Education

POSTED

DEADLINE

Site Demolition & Break-out Services

POSTED

DEADLINE

Demolition and DisposalThis subcontract opportunity, issued by Manson Construction Co., involves the demolition and disposal of existing terminal structures for the WETA Vallejo Ferry Terminal Reconfiguration projects. The selected contractor will be responsible for demolishing infrastructure according to the Bridging Documents and managing all debris disposal to ensure the site is fully cleared and prepared for new construction. The project is designated as a set-aside for Small Business and Disadvantaged Business Enterprise entities under NAICS code 238910. Interested parties must submit their responses by November 20, 2026, following the posting date of November 13, 2026.

Manson Construction Co.

POSTED

DEADLINE

Demolition & Site Services ContractorThis subcontract agreement with the State of Rhode Island appoints a Demolition and Site Services Contractor to support prime contractors on facility projects at Rhode Island College. The scope of work includes performing demolition and earth moving, removing existing systems, and disconnecting and lowering suspended conduits and wiring. Additionally, the contractor is responsible for installing PVC coated chain link fences and gates to secure the perimeter. The contractor must adhere to all construction waste management and disposal procedures outlined in Section 01 74 19 to ensure a properly cleared site. This opportunity, categorized under NAICS code 238910, was posted on November 13, 2026, with a response deadline of December 18, 2026.

State of Rhode Island

POSTED

DEADLINE

CLASS 2 LANDFILL PARTIAL CLOSURE

Solicitation # 27027

The County of Greenville is soliciting proposals for the partial closure construction of the Class 2 Unit 2 Landfill at the Twin Chimneys Landfill in South Carolina. The scope of work involves significant earthwork, including approximately 301,000 cubic yards of excavation and 120,000 cubic yards of structural fill for a perimeter berm. Key deliverables include the construction of a stormwater pond, subgrade preparation, stone access roads, and the implementation of erosion control measures such as silt fencing, seeding, and gabion baskets. The project requires the contractor to provide a South Carolina-licensed land surveyor for as-built surveys and a licensed firm for soil testing. The County desires substantial completion within 210 calendar days, with a tentative Notice to Proceed date of December 18, 2026. Proposals are due by November 16, 2026, and will be evaluated on a point system covering responsiveness, experience, project approach, pricing, equipment, and references. Award decisions will heavily weigh integrity, reputation, and past performance. The contract requires a bid bond as well as performance and payment bonds equal to the contract price, remaining in effect for one year after final payment. Quality control is a dual-layered process where the contractor manages Construction Quality Control (CQC) through an independent laboratory, while the Owner performs Construction Quality Assurance (CQA) through a separate licensed firm. Payment is based on a mix of lump sum and unit price items, with undisputed invoices due upon receipt and subject to a non-appropriation clause.

POSTED

DEADLINE

Interior Demolition ContractorThis subcontract opportunity is for an Interior Demolition Contractor to perform selective interior demolition for prime contractors on CSU Channel Islands facility projects. The scope of work involves the removal of designated interior finishes, nonstructural walls, ceilings, and MEP components using specialized demolition tools and debris hauling equipment. The contractor is responsible for maintaining broom-clean floors and ensuring that structural concrete remains intact to deliver a cleared interior space ready for occupancy. Qualified bidders must hold a valid CSLB license and maintain DIR Public Works Registration. The solicitation was posted on November 13, 2026, with a response deadline of December 8, 2026. This project falls under NAICS code 238910 and is managed through the state of California for the CSU Channel Islands agency.

POSTED

DEADLINE

Utility Adjustment and Relocation ServicesThis subcontract for Utility Adjustment and Relocation Services supports the City of San Antonio's Neighborhood Access and Mobility Program. The selected contractor will work under prime contractors to perform the relocation and adjustment of existing utility infrastructure, including pipes, manholes, and utility poles, to ensure alignment with new curb and sidewalk layouts. The scope of work requires the use of specialized utility excavation equipment and strict adherence to utility company certifications and safety standards. The opportunity is categorized under NAICS code 238910 and was posted on November 13, 2026. Interested parties must submit their responses by the deadline of December 18, 2026. The primary objective of the contract is the successful delivery of adjusted utility infrastructure that accommodates the updated urban mobility designs.

CITY OF SAN ANTONIO

POSTED

about 8 hours ago

DEADLINE

in about 1 month

AI Contract Overview

This subcontract for the Colorado Department of Transportation involves the installation of erosion control measures and the performance of debris removal to support prime contractors. The scope of work specifically includes the placement of silt fences and wattles along shoulders at CO 7 at Lily Lake and US 34 near Steamer Drive, as well as the delivery of installed systems and the clearing of debris. The project is categorized under NAICS code 238910 and is located in Larimer. Key administrative details include a posting and response deadline of October 8, 2026.

General Info

Subcontract for erosion control and debris removal for CDOT in Larimer, Colorado.

Agency

Colorado Department of Transportation

NAICS

238910 - Site Preparation Contractors

Place of Performance

Larimer, CO, USA

Set-Aside

NONE

Documents

This scope was carved out of C26435R.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Call 002 C26435R

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed

PostedOct 8

subcontract

Response DeadlineOct 8

Deadline has passed

Submission Closed

10/08/2026, 10:00:01 AM MDT

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Organization & Contact Information

AgencyColorado Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyColorado Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

Installs erosion control measures and performs debris removal for prime contractors on Colorado Department of Transportation projects. Installs erosion control in shoulders at CO 7 at Lily Lake and US 34 near Steamer Dr using silt fences and wattles. Delivers installed erosion control systems and cleared debris.