This Subcontract opportunity from Department Of Transportation was posted on August 27, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Environmental Compliance and Monitoring

Closed

Federal

Submission Closed09/03/2026, 02:00:00 PM MDT

Contract Overview

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

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NAICS: 541620

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Environmental Testing and Geotechnical ConsultingThis subcontract for Environmental Testing and Geotechnical Consulting supports prime contractors working on Jersey City Board of Education projects. The scope of work involves providing specialized technical testing, specifically focusing on geotechnical analysis and environmental testing for hazardous materials such as asbestos and lead. The selected provider is responsible for delivering comprehensive geotechnical reports and detailed environmental test results to ensure project safety and compliance. Due to the nature of the environmental work, the contractor must possess specific specialized certifications. This opportunity is managed by the New Jersey Purchasing Department under NAICS code 541620. Interested parties must submit their responses by the deadline of November 24, 2026.

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Environmental Compliance Monitoring (IEM Services)This subcontract for Environmental Compliance Monitoring involves providing independent environmental oversight and monitoring for prime contractors working on Gitga'at Power Project facility projects. The selected provider will be responsible for conducting pre-construction surveys, performing field monitoring of riparian and in-stream works, and managing incident responses in accordance with the Construction Environmental Management Plan and the BC Water Sustainability Act. All compliance monitoring reports must be delivered to the BC Ministry of Water, Land and Resource Stewardship. The contract is issued by the Gitga'at First Nation through the Province of British Columbia. Qualified candidates must hold professional liability insurance and maintain valid BC professional registrations, specifically as a P.Bio, R.P.Bio, or P.Eng. The solicitation was posted on November 12, 2026, with a response deadline of December 4, 2026, for performance within Canada.

Gitga'at First Nation

POSTED

DEADLINE

RFQ - Independent Environmental Monitor Services for Gitga'at Power Project

Solicitation # 235805

The Gitga'at Power Limited Partnership, acting on behalf of the Gitga'at First Nation, is soliciting proposals for Independent Environmental Monitor (IEM) services for the Gitga'at Power Project in British Columbia. The IEM will be retained by the Owner but must maintain strict independence from the Owner, contractor, and designer, reporting directly to the British Columbia Ministry of Water, Land and Resource Stewardship. The scope of work spans several phases, including pre-construction review of environmental plans, field monitoring of in-stream and riparian works during construction, monitoring of first diversion and ramping, and overseeing site restoration and final close-out reporting. Compliance is measured against the Water Sustainability Act, the project's Water Licence, and the Construction Environmental Management Plan. Submissions must be delivered as a single searchable PDF by December 4, 2026, and must not contain any pricing information, as the final agreement terms will be negotiated with the selected respondent. Evaluation is based on a pass/fail check of mandatory requirements—including professional liability, commercial general, and automobile liability insurance, as well as workers' compensation coverage—followed by a scoring process that heavily weights demonstrated success on similar projects. Key personnel must hold professional registrations appropriate for British Columbia. Respondents are required to provide a submission form, project reference form, and a conflict of interest declaration, while ensuring the total proposal does not exceed 20 pages.

Gitga'at First Nation

POSTED

DEADLINE

Environmental & Right-of-Way (ROW) ConsultingThis subcontract for Environmental and Right-of-Way Consulting involves providing specialized support for prime contractors on City of Phoenix roadway projects. The selected consultant will be responsible for performing environmental reviews and coordinating right-of-way activities, working closely with City teams to ensure full NEPA compliance and maintain eligibility for federal obligations. Key deliverables include the production of environmental clearance documentation and detailed reports regarding right-of-way acquisition and easements. The opportunity is categorized under NAICS code 541620 and is managed by the Design and Construction Procurement agency in Arizona. Interested parties must submit their responses by the deadline of December 11, 2026. This engagement focuses on utilizing environmental impact assessment tools to facilitate the smooth progression of municipal infrastructure improvements.

Design and Construction Procurement

POSTED

DEADLINE

NW Oregon District NSO Surveys FY2027

Bureau of Land Management

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DEADLINE

Water System Technical Troubleshooting & Operational SupportThis subcontract, titled Water System Technical Troubleshooting and Operational Support, involves providing on-site technical expertise to resolve water distribution and treatment issues for prime contractors working on Mississippi State Department of Health projects. The primary objective is to troubleshoot system failures and guide local staff to enhance operational capacity and ensure long-term compliance for water systems serving populations of fewer than 10,000 people. The project is managed under the Local Governments and Rural Water Systems Improvement Board in Mississippi and falls under NAICS code 541620. Qualified providers must hold valid Water System Operator Licenses to deliver the required technical resolutions and staff training. The response deadline for this opportunity is December 14, 2026.

Local Governments and Rural Water Systems Improvement Board

POSTED

DEADLINE

Circuit Rider Set-Aside Technical Assistant/Consultant

Solicitation # 3160008398

The Mississippi State Department of Health is seeking a Circuit Rider Technical Assistant/Consultant to provide on-site technical, managerial, and financial capacity support to public water systems serving populations of fewer than 10,000. The primary objective is to build local capacity and compliance through training, mentoring, and guidance rather than routine operations. Key responsibilities include troubleshooting treatment and distribution issues, assisting with asset-management documentation, developing lead-service-line inventories, and supporting source-water protection. The contractor is expected to assist at least 25 small systems and provide a minimum of 100 training or mentoring engagements annually to improve capacity scores and reduce non-compliance events. The contract is an Invitation for Bid with an anticipated performance period from January 6, 2027, to January 5, 2031, with a maximum cumulative duration of five years. Award will be granted to the lowest responsive and responsible bidder. Qualified vendors must be registered to do business in Mississippi, hold a licensed water system operator certification, and possess at least five years of experience administering similar technical assistance programs. Required insurance includes workers' compensation and comprehensive general or professional liability insurance with a minimum limit of $500,000 per occurrence. Payments will be processed through the state's accounting system in United States currency.

Local Governments and Rural Water Systems Improvement Board

POSTED

DEADLINE

Environmental Compliance and Water ManagementThis subcontract opportunity with Gregg Drilling, LLC focuses on environmental compliance and water management for monitoring well projects. The selected contractor will be responsible for developing and implementing a Water Pollution Control Plan to manage water pollution control and waste conveyance. Key operational tasks include the use of containment systems and conveyance pumps to transport cuttings and development water to a wastewater treatment plant drying bed while ensuring strict adherence to all local environmental regulations. The project is categorized under NAICS code 541620 and is designated as a set-aside for Disadvantaged Business Enterprises under the Department of Transportation. Interested parties must submit their responses by December 15, 2026. The primary deliverable for this engagement is a fully executed Water Pollution Control Plan.

POSTED

DEADLINE

Forest Professional Oversight and CertificationThe Forest Professional Oversight and Certification subcontract, issued by the BC Timber Sales Branch of the Province of British Columbia, requires professional certification and oversight for prime contractors. The selected provider will review primary forest activities to ensure strict compliance with site plans and the Forest Stewardship Plan, utilizing professional auditing tools and mapping software to verify adherence to standards. The final deliverable for this engagement is a signed and sealed FPOC Conformance Certificate. Qualified candidates must hold certification as either a Registered Professional Forester or a Registered Forest Technologist. This opportunity was posted on November 12, 2026, with a response deadline of December 10, 2026. The work is performed within Canada under NAICS code 541620.

BC Timber Sales Branch

POSTED

DEADLINE

Asbestos Air Sampling and Clearance TestingThis subcontract for Asbestos Air Sampling and Clearance Testing involves providing independent third-party monitoring and air sampling services for prime contractors working on City of Cambridge facility projects. The selected provider will be responsible for conducting clearance air sampling utilizing Phase Contrast Microscopy or Transmission Electron Microscopy, alongside performing visual inspections to ensure the absence of visible suspect dust or debris. All deliverables must include comprehensive clearance reports and detailed air sampling results. The project is managed under the Capital Buildings Projects agency in Massachusetts and falls under NAICS code 541620. Qualified candidates must possess certified asbestos inspector and analyst credentials to perform the required technical evaluations. The solicitation was posted on November 12, 2026, with a response deadline set for December 3, 2026.

Capital Buildings Projects

POSTED

DEADLINE

Environmental Planning & NEPA ConsultingThis subcontract opportunity for Environmental Planning and NEPA Consulting involves providing specialized environmental studies and planning services for prime contractors working on Regional Transportation District transit projects. The primary objective is to evaluate the environmental impacts of candidate sites for a new bus facility through the completion and delivery of Environmental Assessments or Environmental Impact Statements in strict accordance with National Environmental Policy Act regulations. The project falls under NAICS code 541620 and is associated with the Executive Office of Environmental affairs in Colorado. Interested parties must submit their responses by the deadline of December 15, 2026.

Executive Office - Environmental

POSTED

about 19 hours ago

DEADLINE

in about 1 month

AI Contract Overview

This subcontract opportunity with the Department of Transportation's Central Federal Lands Division focuses on environmental compliance and monitoring. The scope of work includes managing stormwater, implementing erosion control measures, and ensuring regulatory compliance throughout the construction process. The project is designated as a total Small Business Set Aside under NAICS code 541620. Performance will take place in the 87731 zip code area, with a response deadline of September 3, 2026.