This Government Contract opportunity from California was posted on August 12, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Environmental Remediation / Tree Root Mitigation

Closed

State & Local

Submission Closed09/22/2026, 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 Utility TrenchingThis subcontract for Site Preparation and Utility Trenching involves providing excavation and backfilling services for prime contractors on facility projects at Alcorn State University. The scope of work includes clearing and grubbing the site, trenching to specific depths for fuel lines and electrical conduits, installing bedding, and completing final backfill and compaction to restore the site grade. The contractor is required to strictly adhere to OSHA trenching safety standards to ensure a secure working environment. This project falls under NAICS code 238910, with a response deadline set for November 12, 2026.

ALCORN STATE UNIVERSITY

POSTED

DEADLINE

Keystone Job Corps Building 14 Demo

Solicitation # keystone-job-corps-building-14-demo

The Keystone Job Corps Building 14 Demo project involves the complete demolition of the old security building and its foundation at the Keystone Red Rock Job Corps Center in Drums, Pennsylvania. The scope of work includes the demolition of an old septic system, removal of debris, trees, and rocks, and the subsequent backfilling, grading, and seeding of the affected areas. Critical utility work is required, including capping the sewer line and disconnecting building power while ensuring uninterrupted power and communications for the guard shack, mountain pump house, and water tank, which may necessitate the installation of new telephone poles. Additionally, the contractor must replace the water shut-off valve with a straight pipe, a task that must be completed within a single day between 8:30 AM and 3:00 PM to minimize disruption. This small business set-aside solicitation requires the contractor to provide all necessary permits, dumpsters for haul-off, and chain of responsibility letters for all waste. Due to the location on Foothills Drive, the contractor is responsible for providing traffic control and flaggers to manage heavy equipment and local traffic. Compliance requirements include active SAM.gov registration, adherence to Davis-Bacon wage standards, and the submission of certified payroll. Bidders must provide separate costs for labor and materials in their proposals. The response deadline for this solicitation is October 19, 2026.

POSTED

DEADLINE

Skinned Infield Surface SpecialistThis subcontract opportunity is for a Skinned Infield Surface Specialist to support prime contractors on park facility projects for the Town of Oakville. The selected specialist will be responsible for importing and mixing infield surface materials, performing fine grading to a 6mm tolerance, and ensuring subgrade compaction in accordance with OPSS 206 and 501 standards. The project requires the use of Mar-Co Clay Products or an approved equivalent to deliver a smooth, level, and fully compacted skinned infield surface. The solicitation was posted on October 9, 2026, with a response deadline of October 23, 2026. This procurement falls under NAICS code 238910 and is specifically designated as a subcontract for specialized surface work within the Town of Oakville's jurisdiction.

POSTED

DEADLINE

Site Demolition and RemovalsThis subcontract for Site Demolition and Removals involves providing demolition and removal services for prime contractors on park facility projects within the Town of Oakville. The scope of work includes the demolition of existing fencing and backstops, the disposal of all non-salvageable materials, and the implementation of protective measures for sidewalks, adjacent services, and tree root systems to ensure the site is cleared and ready for new construction. The contractor is required to strictly adhere to the Ontario Occupational Health and Safety Act throughout the duration of the project. This opportunity was posted on October 9, 2026, with a response deadline of October 23, 2026.

POSTED

DEADLINE

Vegetation Clearing & Brush RemovalThis subcontract opportunity is for vegetation clearing and brush removal services to support prime contractors on Cobb County Water System easement projects in Georgia. The selected provider will be responsible for the initial clearing of overgrown vegetation along utility facility easements and designated properties to restore essential access and visibility. Work will be performed using specialized equipment, including brush cutters, chainsaws, and skid steers, to ensure all designated areas are delivered free of overgrowth. The solicitation is categorized under NAICS code 238910 and was posted on October 9, 2026. Interested parties must submit their responses by the deadline of October 22, 2026, at 5:00 PM. This project focuses on maintaining critical infrastructure access for the Cobb County water system through professional land clearing and maintenance services.

POSTED

DEADLINE

Site Work & Vault Installation ContractorThis subcontract agreement is for a Site Work and Vault Installation Contractor to support prime contractors on water system projects for the Paulding County Government in Georgia. The scope of work specifically focuses on the Richland Creek WTP, where the contractor is responsible for site excavation, the setting of precast vaults, and ensuring all units are properly bedded and leveled. The contractor must also manage all backfilling and compaction processes to deliver a fully installed underground vault. To complete these tasks, the contractor is required to utilize specialized machinery, including excavators, hoisting equipment for precise precast placement, and compaction equipment. This opportunity was posted on October 9, 2026, with a response deadline of November 13, 2026. The project falls under NAICS code 238910, covering other site preparation contractors.

Paulding County Government

POSTED

DEADLINE

Catch Basin & Manhole CleaningThis subcontract involves providing cleaning and debris removal services for stormwater structures on municipal projects for the City of Grande Prairie. The selected contractor will be responsible for cleaning approximately 791 catch basins and manholes utilizing vacuum trucks and specialized cleaning equipment to ensure all structures are properly cleared. To be eligible for this project, contractors must hold a valid COR or SECOR safety certification. The solicitation was posted on October 9, 2026, with a response deadline of October 30, 2026. This work is categorized under NAICS code 238910 and is intended for prime contractors operating within the City of Grande Prairie.

City of Grande Prairie

POSTED

DEADLINE

Stormwater Pipe Cleaning & JettingThis subcontract for Stormwater Pipe Cleaning and Jetting involves providing high-pressure cleaning and debris removal services for prime contractors on City of Grande Prairie stormwater projects. The scope of work focuses on cleaning pipes with diameters ranging from 100 to 750 mm using vacuum trucks and high-pressure water jetting, which includes the removal of roots and deposits to ensure the system is entirely free of obstructions. All work must be performed in strict accordance with the Construction Manuals provided by Aquatera Utilities Inc. and the City of Grande Prairie. To be eligible, contractors must hold a valid COR or SECOR safety certification. The solicitation was posted on October 9, 2026, with a response deadline of October 30, 2026.

City of Grande Prairie

POSTED

DEADLINE

Structural ModificationsThis SDVOSB set-aside subcontract involves performing structural modifications for prime contractors at the East Orange VA Medical Center, specifically within Building 18B. The scope of work includes core drilling, creating wall openings, and implementing structural reinforcement to facilitate the installation of new plumbing and electrical runs. All deliverables must be completed in strict accordance with engineering specifications. Managed by the Department of Veterans Affairs Network Contract Office 02, the project falls under NAICS code 238910. Qualified contractors are required to hold a valid State of New Jersey Construction License to perform the work at the East Orange facility.

242-NETWORK Contract Office 02 (36C242)

POSTED

DEADLINE

Pavement Base Repair and Tree-Root RemediationThis subcontract for Pavement Base Repair and Tree-Root Remediation supports City of Newark pavement rehabilitation projects. The selected contractor will work under prime contractors to perform deep pavement base repairs, which include excavating failed pavement bases and removing intrusive tree roots using specialized excavators and root cutting equipment. All backfilling and base stabilization must be completed using aggregate materials in strict accordance with Caltrans 2024 Standard Specifications. The project is located in Newark, California, under NAICS code 238910. Interested parties must submit their responses by the deadline of October 27, 2026. The primary objective of the engagement is to deliver a stabilized pavement base and ensure all root obstructions are fully cleared to facilitate long-term road durability.

POSTED

DEADLINE

Site Work and Utility InfrastructureThis subcontract for Site Work and Utility Infrastructure involves performing site preparation and utility installations at Marina High School for the Monterey Peninsula Unified School District. The selected contractor will be responsible for executing all necessary site work and utility connections to ensure that relocatable structures are fully functional and the site is ready for portable building placement. The project is categorized under NAICS code 238910 and requires the contractor to be registered under California Labor Code section 1725.5. Interested parties must submit their responses by November 3, 2026, for this project located in Marina, California.

MONTEREY PENINSULA UNIFIED SCHOOL DISTRICT

POSTED

DEADLINE

Building 14 Structural Demolition and Foundation RemovalThis subcontract for the Keystone Job Corps facility in Drums, Pennsylvania, involves the complete structural demolition of Building 14 and the removal of its concrete foundation. The scope of work includes clearing trees and rocks from the septic area to enable system removal, utilizing heavy machinery such as excavators and dozers to deliver a fully cleared site. The project is designated as a Small Business set-aside under NAICS code 238910. Contractors must adhere to Davis-Bacon wage compliance and provide certified payroll. The solicitation was posted on October 9, 2026, with a response deadline of October 19, 2026.

Keystone Job Corps

POSTED

about 20 hours ago

DEADLINE

in 9 days

AI Contract Overview

This subcontract for the San Diego Unified Port District involves specialized excavation and environmental remediation to remove obstructions for prime contractors on facility projects in San Diego. The scope of work includes saw cutting, the removal of tree roots affecting pavement sections, and the management of hazardous materials encountered during ground penetration to ensure pavement sections are cleared and ready for patching. The contractor must adhere to the Project Labor Agreement Letter of Assent and the environmental conditions specified in Exhibit A. Interested parties must respond by September 22, 2026, under NAICS code 238910.

General Info

Subcontract for excavation and environmental remediation for San Diego Unified Port District projects.

Agency

California → San Diego Unified Port District

NAICS

238910 - Site Preparation Contractors

Place of Performance

San Diego, CA, 92101, USA

Set-Aside

NONE

Documents

This scope was carved out of 2024-18.

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

View the prime solicitation

Pavement Repairs At Seaport Village

AI Contract Breakdown

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Timeline

PhaseClosed

PostedAug 12

subcontract

Response DeadlineSep 22

Deadline has passed

Submission Closed

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

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Organization & Contact Information

AgencyCalifornia → San Diego Unified Port District

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → San Diego Unified Port District

Office AddressN/A

ContactsNo contact information available

Full Description

Performs specialized excavation to remove obstructions for prime contractors on Port of San Diego facility projects. Performs saw cutting and removal of tree roots impacting pavement sections and handles potential hazardous materials encountered during ground penetration. Requires compliance with Exhibit A environmental conditions and PLA Letter of Assent. Delivers cleared pavement sections ready for patching.