This Government Contract opportunity from California was posted on September 16, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Top

Erosion, Sediment & Environmental Control

Closed

State & Local

Submission Closed10/08/2026, 09:00:00 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

New

SLED

Site Preparation and GradingThis subcontract for Site Preparation and Grading supports the Savannah-Chatham County Public School System in Georgia. The selected contractor will provide essential earthwork services for prime contractors, including clearing and grubbing, excavation, soil stabilization, and both rough and fine grading. Utilizing heavy machinery such as bulldozers and excavators, the contractor is responsible for delivering a site fully prepared for subsequent paving or landscaping while maintaining strict adherence to local building codes and erosion and sediment control certifications. The opportunity is categorized under NAICS code 238910 and was posted on November 3, 2026. Interested parties must submit their responses by the deadline of December 8, 2026, at 4:00 PM.

Savannah/chatham County Public School System

POSTED

DEADLINE

Bid C27-05 Butler Elementary School & Coastal Montessori Site Improvements

Solicitation # PE-62600-NONST-2027-000000148

The Savannah-Chatham County Public School System is requesting bids for solicitation PE-62600-NONST-2027-000000148, titled Bid C27-05 Butler Elementary School & Coastal Montessori Site Improvements. This construction project involves performing site improvements at both Butler Elementary School and Coastal Montessori in Georgia. The procurement is being handled as an Invitation to Bid, with the primary point of contact being Teresa Phillips. Interested bidders must submit their complete bid packages electronically through the SCCPSS Purchasing Department e-Procurement portal by the deadline of December 8, 2026, at 4:00 PM. To be considered, submissions must include all requested documentation, specifically a current business license and a certificate of insurance, along with any other documents referenced in the solicitation's requirements. Failure to provide all necessary documentation may result in the bid being disqualified.

Savannah/chatham County Public School System

POSTED

DEADLINE

Specialized Excavation & Soil AmendmentThis subcontract for Specialized Excavation and Soil Amendment supports prime contractors on projects for the City of Saint Paul Department of Parks and Recreation. The scope of work involves performing deep excavation and soil replacement, specifically excavating and disposing of existing soil to a depth of 3 feet for pits measuring 4x4, 5x5, and 6x6 feet. The contractor is responsible for backfilling these pits with premium topsoil that conforms to MnDOT Specification Section 3877.2. This opportunity was posted on November 2, 2026, with a response deadline of December 2, 2026, and falls under NAICS code 238910.

POSTED

DEADLINE

Flow Monitoring Field Services & Equipment InstallationThis subcontract for Flow Monitoring Field Services and Equipment Installation supports the City of Saint Paul Public Works Sewer Utility. The selected provider will be responsible for the installation, maintenance, and retrieval of Teledyne-Iisco flow monitoring equipment at designated locations, including the replacement of aging or damaged hardware. The primary objective is to ensure all equipment is fully operational and delivered according to project specifications for prime contractors. The project falls under NAICS code 238910 and requires strict adherence to the City of Saint Paul workforce participation goals. Interested parties must submit their responses by December 4, 2026, to be considered for these specialized field services.

POSTED

DEADLINE

HVAC Demolition and DisposalThis subcontract for HVAC Demolition and Disposal involves providing demolition and disposal services for prime contractors working on fire station projects within the Salt River Pima-Maricopa Indian Community. The scope of work specifically requires the removal of existing evaporative coolers and related HVAC components, followed by the hauling of all debris for legal disposal to ensure the site is cleared and ready for the installation of new equipment. Due to the location of the performance, all personnel are required to complete Cultural Sensitivity Training. Interested parties should note that the response deadline is December 19, 2026, and the project falls under NAICS code 238910.

Salt River Pima-Maricopa Indian Community

POSTED

DEADLINE

Department of Motor Vehicles

POSTED

DEADLINE

Selective Demolition - Exterior Door AssembliesThis subcontract, managed by DAS Procurement for the state of Connecticut, involves selective demolition of exterior door assemblies at Sunset Ridge School as part of the East Hartford Public Schools projects. The scope of work requires the contractor to survey existing conditions, inventory items for salvage, and execute the demolition of door frames and assemblies to provide cleared openings ready for new installations. The contractor must coordinate closely with cutting, patching, and waste management teams while adhering to Division 1 environmental protection measures. This opportunity was posted on November 2, 2026, with a response deadline of December 2, 2026, falling under NAICS code 238910.

POSTED

DEADLINE

Earthwork and Site PreparationThis subcontract for Earthwork and Site Preparation involves providing essential clearing, grubbing, and excavation services for prime contractors on Hawaii Department of Transportation roadway projects. The scope of work includes the removal of structures and obstructions, general excavation, and embankment work, with a specific requirement to manage fill material characterization in accordance with HDOT Division 200. The ultimate goal is to deliver a graded and prepared site that is ready for base and pavement installation. The opportunity is categorized under NAICS code 238910 and was posted on November 2, 2026. Interested parties must submit their responses by the deadline of December 4, 2026. This project is managed under the Hawaii Department of Transportation.

Department of Transportation

POSTED

DEADLINE

Storm Drain and Utility InstallationThis subcontract for Storm Drain and Utility Installation involves providing specialized drainage services for prime contractors on Hawaii Department of Transportation roadway projects. The scope of work includes the excavation and backfill required for drainage facilities, specifically the installation of culverts, storm drains, manholes, inlets, catch basins, and underdrains. The contractor is responsible for delivering a fully operational storm drainage system that strictly adheres to HDOT Division 200 and 600 standards. The opportunity is categorized under NAICS code 238910 and was posted on November 2, 2026. Interested parties must submit their responses by the deadline of December 4, 2026. This project is managed under the Hawaii Department of Transportation and focuses on critical infrastructure installation to ensure proper water management on state roadways.

Department of Transportation

POSTED

DEADLINE

Excavation and Utility AdjustmentThis subcontract for the City of San Antonio focuses on excavation and utility adjustment services for street rehabilitation projects. The selected contractor will be responsible for performing earthwork and adjusting existing utility access points, specifically manholes and valve boxes, using specialized excavation machinery and adjustment rings to ensure the site grade is properly prepared. The opportunity is categorized under NAICS code 238910 and was posted on November 2, 2026. Interested parties must submit their responses by the deadline of December 15, 2026.

POSTED

DEADLINE

Well Redevelopment and Maintenance SpecialistThe Well Redevelopment and Maintenance Specialist subcontract involves providing specialized services for prime contractors on Kent County Department of Public Works projects in Maryland. The scope of work includes the removal and reinstallation of submersible pumps, high-velocity jetting, and swabbing of wells, as well as conducting essential pre- and post-redevelopment performance testing to ensure a fully functional public well. Contractors are required to possess the necessary submersible pump handling and high-velocity jetting equipment to complete the tasks. All work must be performed in strict accordance with applicable trade codes and prevailing wage requirements. The solicitation was posted on November 2, 2026, with a response deadline of December 3, 2026.

POSTED

DEADLINE

Earthwork, Excavation & Site PrepThis subcontract for Earthwork, Excavation and Site Prep involves providing specialized site preparation services for prime contractors on infrastructure projects within the Town of Orange, Connecticut. The scope of work includes clearing, grubbing, and structural excavation, specifically focusing on earth and rock excavation and the formation of subgrade. Additionally, the contractor is responsible for the removal and resetting of fences, mailboxes, and sign posts to ensure sites are fully graded and ready for culvert installation. The project requires the use of heavy machinery, including excavators, dozers, and rock hammers. Managed by DAS Procurement for the state of Connecticut under NAICS code 238910, the solicitation was posted on November 2, 2026, with a response deadline of December 1, 2026. Interested parties can find further details through the CTSource Bid Board.

DAS Procurement

POSTED

about 13 hours ago

DEADLINE

in 28 days

AI Contract Overview

This subcontract for the City of San Mateo focuses on erosion, sediment, and environmental control for City Polymer Injection System projects. The selected contractor is responsible for implementing comprehensive site runoff and pollution control measures, including the installation of check dams, sediment ponds, siltation fences, catch basin inlet socks, erosion control blankets, and sediment traps to protect unprotected slopes. The project requires the delivery of a fully compliant erosion control system throughout the entire duration of construction. This opportunity is categorized under NAICS code 238910, with a response deadline of October 8, 2026, for work to be performed in San Mateo, California.

General Info

San Mateo subcontract for erosion and pollution control on Polymer Injection System projects.

Agency

California → City of San Mateo

NAICS

238910 - Site Preparation Contractors

Place of Performance

San Mateo, CA, 94404, USA

Set-Aside

NONE

Documents

This scope was carved out of 46t191.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Polymer Injection System Project

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

PostedSep 16

subcontract

Response DeadlineOct 8

Deadline has passed

Submission Closed

10/08/2026, 09:00:00 PM UTC

Find active opportunities like this

Get full access to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

AgencyCalifornia → City of San Mateo

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → City of San Mateo

Office AddressN/A

ContactsNo contact information available

Full Description

Implements site runoff and pollution control measures for prime contractors on City Polymer Injection System projects. Installs check dams, sediment ponds, siltation fences, and catch basin inlet socks to prevent erosion of unprotected slopes. Utilizes erosion control blankets and sediment traps. Delivers a compliant erosion control system throughout the construction duration.