This Subcontract opportunity from Vermont was posted on July 29, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Hydraulic and Hydrologic (H&H) Study

Closed

State & Local

Submission Closed08/13/2026, 01:00:00 PM EDT

Contract Overview

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

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NAICS: 541620

New

International

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Gitga'at First Nation

POSTED

DEADLINE

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

Solicitation # 235805

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Gitga'at First Nation

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DEADLINE

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GNA Thunder Cat Environmental Planning Services-Umpqua NF

Solicitation # S-62900-00018402

The Oregon Department of Forestry is soliciting proposals for Good Neighbor Authority Environmental Planning Services for the Thunder Cat Project on the North Umpqua Ranger District of the Umpqua National Forest. The scope of work includes the completion of a mid-level assessment, supporting activities, a preliminary proposed action, and protocol-level surveys for applicable resources. All work must comply with the National Environmental Policy Act, the 1990 Umpqua National Forest Land and Resource Management Plan, the Northwest Forest Plan, and Section 508 of the Rehabilitation Act of 1973. The contract is expected to terminate upon completion of performance or by June 30, 2027. Proposals are due by December 11, 2026, and will be evaluated based on a combined score of technical approach, management approach, references, key personnel, work samples, and price. Award criteria emphasize technical competence and cost, with a specific focus on the ability to document cultural resource sites while maintaining confidentiality. Contractors must adhere to strict inspection and acceptance standards, where any failure to identify target resources or errors in GIS data may require resurveys at no additional cost to the agency. Mandatory certifications include a policy for preventing sexual harassment and discrimination per ORS 279A.112, and an independent contractor certification. Invoices are submitted monthly to the Federal Forest Restoration Environmental Planning Coordinator.

Department of Forestry

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DEADLINE

Wetlands Permitting and Regulatory LiaisonThe Wetlands Permitting and Regulatory Liaison subcontract, issued by the Vermont Department of Economic Development, focuses on securing environmental permits and regulatory approvals for prime contractors working on PMNRCD and Rutland RPC projects. The selected provider will be responsible for preparing and submitting Wetlands Individual Permit applications, coordinating directly with DEC programmatic staff, and managing the Signed VDP Project Review Form process. Successful execution of this contract requires specialized knowledge of state and federal wetlands regulations as well as DEC standards. The primary deliverables include the procurement of approved Wetlands Individual Permits and completed Signed VDP Project Review Forms. Interested parties must respond by December 7, 2026.

Department of Economic Development

POSTED

about 11 hours ago

DEADLINE

in 24 days

AI Contract Overview

The contract involves conducting hydraulic and hydrologic studies to evaluate flow characteristics, scour potential, and the optimal size for bridge openings, utilizing modeling tools such as HEC-RAS under a range of storm scenarios. The work requires detailed analysis to ensure infrastructure resilience by assessing how water movement and flood events impact bridge stability and performance, with findings directly informing design decisions to mitigate risk and enhance safety. The study must account for varying intensities and durations of storm events to provide comprehensive data applicable to current and future conditions. This is a subcontract under NAICS code 541620, issued by the Vermont Department of Economic Development, with a response deadline of August 13, 2026, at 5:00 PM. The solicitation was posted on July 29, 2026, and the place of performance details are not specified, indicating potential flexibility in location. The work is scoped to support infrastructure planning and evaluation efforts in Vermont, though no set-aside provisions or point of contact information are provided in the data. Interested parties must submit proposals prior to the deadline to be considered for engagement in this technical evaluation effort.

General Info

Conduct hydraulic and hydrologic studies using HEC-RAS to assess bridge flow, scour, and design under storm scenarios for Vermont infrastructure resilience.

Agency

Vermont → Department of Economic Development

NAICS

541620 - Environmental Consulting Services

Place of Performance

VT, USA

Set-Aside

NONE

Documents

This scope was carved out of 73998.

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

View the prime solicitation

Engineering Services for Bridge Replacement

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJul 29

subcontract

Response DeadlineAug 13

Deadline has passed

Submission Closed

08/13/2026, 01:00:00 PM EDT

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Organization & Contact Information

AgencyVermont → Department of Economic Development

ContactsNo contacts available

OfficeN/A

Organization / AgencyVermont → Department of Economic Development

Office AddressN/A

ContactsNo contact information available

Full Description

Conduct hydraulic and hydrologic analysis to determine flow characteristics, scour potential, and optimal bridge opening size using modeling tools like HEC-RAS under various storm scenarios.