This Government Contract opportunity from California was posted on September 3, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Wastewater Treatment System Operation

Closed

State & Local

Submission Closed09/22/2026, 10:00:00 PM UTC

Contract Overview

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

Active Opportunities Like This One

NAICS: 238910

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Clearing, Grubbing, and Site RestorationThis subcontract opportunity with Cleary Construction, Inc. involves site preparation and final restoration for municipal sewer improvement projects. The scope of work includes clearing and grubbing 5,130 square yards of wooded areas, removing 30 trees with diameters exceeding 15 inches from City right-of-ways and residential or commercial yards, and completing final fine grading and seeding for the same 5,130 square yard area. The selected contractor is responsible for obtaining all necessary local municipal right-of-way permits to deliver a fully cleared site and a restored surface. This is an SBA set-aside opportunity open to various small business certifications, including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. The solicitation was posted on October 28, 2026, with a response deadline of December 4, 2026. The project falls under NAICS code 238910 and is focused on delivering essential infrastructure support for municipal sewer improvements.

Cleary Construction, Inc. Cleary Construction, Inc

POSTED

DEADLINE

Forestry Site Cleanup and Slash ManagementThe Forestry Site Cleanup and Slash Management subcontract involves performing clearing and removal of slash and foreign debris for prime contractors on projects within the Confederated Tribes of the Colville Reservation. The scope of work includes clearing slash from roadways, slopes, fills, trails, culverts, and streams, while strictly maintaining four-foot buffers from ditches and streams. Additionally, the contractor is responsible for removing all garbage and foreign debris to ensure the delivery of a clean project site. To execute these tasks, the contractor must provide their own slash rakes and hauling equipment. A critical requirement for this engagement is full compliance with TERO Title X regulations. Interested parties should note that the response deadline for this opportunity is November 17, 2026.

Confederated Tribes of the Colville Reservation

POSTED

DEADLINE

Pre-Commercial Thinning and Vegetation ManagementThis subcontract for Pre-Commercial Thinning and Vegetation Management involves the selection and removal of competing trees and shrubs across 23.77 acres for the Confederated Tribes of the Colville Reservation. The scope of work requires the identification and retention of vigorous crop trees, the clearing of vegetation within a four-foot radius of leave trees, and the active management of Armillaria root rot and IPS infestations. Contractors must be TERO Title X compliant and provide all necessary equipment, including chainsaws, forestry hand tools, and TOSHA-compliant personal protective equipment. The solicitation was posted on October 28, 2026, with a response deadline of November 17, 2026.

Confederated Tribes of the Colville Reservation

POSTED

DEADLINE

Site Demolition & Clearing

POSTED

DEADLINE

General Interior DemolitionThis subcontract opportunity is for general interior demolition services to support prime contractors on facility projects for the County of York in Yorktown, Virginia. The scope of work involves the comprehensive removal of interior elements, including doors, frames, tiled walls, baseboards, and hanging ceilings with their associated supports and insulation. Additionally, the contractor is responsible for removing light fixtures, receptacles, and all related wiring to ensure the project area is completely cleared and ready for new construction. Qualified bidders must possess a valid Virginia Contractor License to be eligible for this work. The solicitation was posted on October 27, 2026, with a response deadline set for November 30, 2026. This project falls under NAICS code 238910.

POSTED

DEADLINE

ITB-26-22 - City Center Sport Complex Ballfields Restoration

Solicitation # ITB-26-22-CW

The City of Port Orange has issued solicitation ITB-26-22-CW for the restoration and reconstruction of the City Center Sport Complex Ballfields. The project involves approximately 8 acres of developed parkland situated on a former municipal landfill. The scope of work includes the excavation and removal of the upper three feet of soil, the identification and lawful disposal of buried waste, the installation of a reinforced geotextile membrane, and the subsequent replacement of fill and topsoil. Additionally, the contractor will rebuild the ballfields, parking lot, and associated site improvements. The contract term is 395 days, and the City intends to award the project to the lowest responsive and responsible bidder based solely on the Base Bid. Eligible bidders must be certified General Contractors licensed in the state of Florida. The submission process requires a comprehensive package including a bid bond equal to 5 percent of the total bid, a bonding capacity letter for 100 percent of the bid amount, and various compliance affidavits covering E-Verify, non-collusion, and public entity crimes. Bidders must also provide professional references and a statement of qualifications. Technical specifications mandate that off-site manufactured materials be ISO 9000 certified and that all work adhere to OSHA and Florida Department of Commerce safety regulations. Final acceptance of the project is contingent upon a certified financial inspection by the city and written approval from the Project Architect.

POSTED

DEADLINE

Frangible Fence Removal and Site RestorationThis subcontract for the California Military Department involves the removal of frangible fence systems at JFTB Los Alamitos in Orange. The scope of work includes the extraction of posts, anchors, and foundations, followed by backfilling and compacting voids to restore the grade and eliminate trip hazards. To ensure airfield safety, the contractor is responsible for managing daily debris removal and providing disposal or recycling manifests upon completion. The project is categorized under NAICS code 238910. Interested parties must submit their responses by the deadline of November 24, 2026. The final deliverable is a fully cleared site that meets all safety and restoration requirements for the prime contractor.

California Military Department

POSTED

DEADLINE

Site Clearing and Erosion ControlThis subcontract for Site Clearing and Erosion Control supports prime contractors on Virginia Department of Energy mine reclamation projects located in Blacksburg. The scope of work involves comprehensive site preparation, including the clearing and grubbing of trees, stumps, brush, and debris for disposal at approved landfills. To minimize environmental impact and site disturbance, the contractor is required to utilize mini-excavators and skid steers. A critical component of the contract is the installation and daily maintenance of erosion control measures, specifically silt fences constructed with filter fabric and timber or pressed steel stakes. The final deliverable is a fully cleared site with functional erosion control systems in place. Interested parties should note the response deadline of November 2, 2026.

Virginia Department of Energy

POSTED

DEADLINE

Brush Mountain Portals II Project

Solicitation # QQ-130808

The Brush Mountain Portals II Project, issued by the Virginia Department of Energy, is a solicitation for the reclamation and construction work located at 3220 Meadowbrook Road in Blacksburg, Virginia. The scope of work requires the contractor to provide all labor, supervision, materials, and equipment necessary for the general clearing of clogged streams and revegetation. Key deliverables include site preparation, mobilization, and the mandatory closure of the portal by November 15, 2026. The contract will be awarded to the lowest responsive and responsible bidder based on the total evaluated bid calculated from unit prices and estimated quantities. Performance is subject to strict timelines, with work beginning five calendar days after the purchase order and a general completion window of 16 to 30 calendar days. The project adheres to several regulatory standards, including the Davis-Bacon Act for wages, the Build America, Buy America Act, and Virginia safety and health codes. Bidders must provide a Standard Performance Bond, a Labor and Material Payment Bond, and an Applicant Violator System Checklist. Priority for award is given to DSBSD-certified micro or small businesses. Invoicing must be based on documented actual costs, and all work must be performed to the satisfaction of the Commonwealth of Virginia.

Virginia Department of Energy

POSTED

DEADLINE

Stormwater Management & DrainageThis subcontract opportunity with the Maryland State Highway Administration involves the installation of stormwater management systems and drainage infrastructure for prime contractors on highway projects. The scope of work includes the installation of culverts, storm drains, retention ponds, and associated piping to ensure the delivery of a functional system for managing runoff. The project is categorized under NAICS code 238910 and was posted on October 27, 2026. Interested parties must submit their responses by the deadline of December 3, 2026.

State Highway Administration

POSTED

DEADLINE

Solicitation # 26-037-CIP

The SportsOhio PowerPlay Demolition project, identified as solicitation 26-037-CIP, is a City of Dublin, Ohio, contract for the demolition and restoration of specific areas at 6314 Cosgray Road. The scope of work includes the removal of the Can-Am/go cart track, batting cages, a concrete seating pad, associated walkway connections, and a mini golf course. The project has an engineer's estimate of $259,606.50 and must be completed by April 30, 2027. Key technical requirements include adhering to the 2026 City of Dublin and City of Columbus Construction and Material Specifications, following National Electric and Safety Codes, and ensuring tree clearing occurs specifically between October 1 and March 31. Bids are submitted via Bid Express and are evaluated based on a lowest and best analysis, with a strong preference for Ohio-based bidders or those from reciprocal border states. Qualified bidders must provide a bid guaranty per the Ohio Revised Code, evidence of similar experience, and a noncollusion affidavit. The contract mandates the payment of prevailing wages and requires the use of domestic source end products. Payment is structured monthly at a rate of 95% until the work is 50% complete, after which the retention amount may be reduced at the City's discretion. All inspections are managed by the City of Dublin, though the contractor must coordinate utility abandonment inspections with AEP, Columbia Gas, and other communications companies.

City of Dublin, OH - Engineering

POSTED

DEADLINE

Demolition and Site Clearing (Intersection Islands)This subcontract opportunity involves the demolition and site clearing of intersection islands for prime contractors working on Maryland State Highway Administration roadway projects. The scope of work includes the removal of concrete and masonry islands using heavy equipment such as excavators, jackhammers, and hauling trucks to ensure areas are cleared of debris and ready for new construction. All activities must be performed in accordance with standard demolition safety protocols. The project falls under NAICS code 238910 and was posted on October 27, 2026. Interested parties must submit their responses by the deadline of December 3, 2026. Further details and application processes can be accessed through the Maryland eMMA portal.

State Highway Administration

POSTED

about 16 hours ago

DEADLINE

in about 1 month

AI Contract Overview

This subcontract involves the operation and maintenance of wastewater treatment systems for prime contractors working on Caltrans dewatering projects within Los Angeles County. The scope of work includes managing chemical dosing and performing preventive maintenance on treatment units to ensure effective construction dewatering, with the final deliverables consisting of operational treatment systems and detailed maintenance logs. Qualified providers must hold a Water Treatment Operator Grade T1 or higher certification from the California State Water Resources Control Board. This opportunity is categorized under NAICS code 238910 and is associated with the California Department of Transportation, with a response deadline of September 22, 2026.

General Info

Wastewater treatment operation and maintenance for Caltrans projects in LA County; deadline 9/22/2026.

Agency

California Department of Transportation

NAICS

238910 - Site Preparation Contractors

Place of Performance

Los Angeles, CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 07A6427.

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

View the prime solicitation

IFB-Wastewater Sampling, Testing, Analysis, and Reporting in Los Angeles County

AI Contract Breakdown

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Timeline

PhaseClosed

PostedSep 3

subcontract

Response DeadlineSep 22

Deadline has passed

Submission Closed

09/22/2026, 10:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

Operates and maintains wastewater treatment systems for prime contractors on Caltrans dewatering projects in Los Angeles County. Manages chemical dosing and performs preventive maintenance on treatment units for construction dewatering. Requires Water Treatment Operator Grade T1 or higher certification from the California State Water Resources Control Board. Delivers operational treatment systems and maintenance logs.