This Subcontract opportunity from Texas was posted on July 31, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Roadway Safety Assessments and Crash Analysis

Closed

State & Local

Submission Closed08/18/2026, 11:30:00 AM CDT

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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DEADLINE

RFP27-013 Hazard Mitigation Plan Update Services

Solicitation # PE-66300-NONST-2027-000000132

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SD Multi-Hazard Mitigation Enhanced Plan Update

Solicitation # 26RFP20017

The South Dakota Department of Public Safety’s Office of Emergency Management is seeking a qualified consultant under solicitation 26RFP20017 to update the Enhanced State Multi-Hazard Mitigation Plan. The project requires the consultant to integrate revisions from a previously approved FEMA plan crosswalk and ensure the final deliverable meets all requirements for an Enhanced State Multi-Hazard Mitigation Plan, including those of the High Hazard Dam Program. The contract is a firm-fixed-price arrangement, though the final award is strictly conditioned upon the receipt of federal funds. Key milestones include the delivery of the completed plan in Microsoft Word format by December 15, 2028, and the achievement of final FEMA approval by April 16, 2029. The selected consultant must provide monthly progress reports by the 15th of each month and maintain comprehensive insurance coverage, including at least 1,000,000 dollars in commercial general liability, professional liability, and business automobile liability. Proposals are evaluated based on the consultant's experience in completing similar plans and their proposed method of performance. A Letter of Intent was due by November 1, 2026, with final proposals due by November 16, 2026.

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Waste Characterization and MonitoringThis subcontract opportunity involves providing waste characterization and monitoring services for prime contractors operating on Los Angeles County Public Works projects. The selected provider will be responsible for analyzing and monitoring materials gathered during stormwater cleanouts, which includes measuring trash and conducting detailed waste characterization to determine proper disposal requirements. These tasks will be executed using specialized sampling tools and laboratory analysis. The scope of work culminates in the delivery of comprehensive waste characterization reports. This project falls under NAICS code 541620 and is associated with the state of California. Interested parties should note the response deadline of December 8, 2026.

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Visitor Behavior and Biodiversity Impact AnalysisThis subcontract involves providing specialized research and consultancy services for visitor management projects overseen by the Newry Mourne and Down District Council. The primary focus is on analyzing historical visitor data and utilizing GIS mapping software and statistical tools to identify biodiversity sensitive areas within Castlewellan Forest Park. The scope of work includes defining key performance indicators for waste impact and infrastructure, as well as delivering detailed research reports and model requirement specifications. Interested parties must respond by December 11, 2026, for this project categorized under NAICS code 541620.

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DEADLINE

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EDWARDS AQUIFER AUTHORITY

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DEADLINE

Environmental Compliance & NEPA ConsultantsThis subcontract opportunity is for Environmental Compliance and NEPA Consultants to support prime contractors on projects for the Department of Defense, specifically within the USACE Rock Island District. The selected provider will be responsible for performing detailed regulatory analysis and drafting essential National Environmental Policy Act documentation, including Environmental Assessments, Environmental Impact Statements, and various mitigation plans. Work involves utilizing compliance software and regulatory databases to ensure all deliverables meet strict USACE environmental processes and federal regulations. The project is based in Rock Island, Illinois, under NAICS code 541620. Interested parties must demonstrate proven expertise in NEPA regulations to successfully deliver the required draft documentation and mitigation strategies. The response deadline for this opportunity is December 4, 2026.

W07V Endist Rock Island

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DEADLINE

Freshwater Mussel Surveyors (Dive Team)This subcontract involves providing specialized dive teams to perform underwater surveys and inventories of endangered freshwater mussels for the USACE Rock Island District. The scope of work includes executing scuba diving operations for riverbed sampling, species identification, and biological data collection utilizing commercial diving gear and river transport vessels. The selected provider is responsible for delivering comprehensive mussel population data and detailed technical survey reports. To qualify for this engagement, personnel must hold valid commercial diving certifications and obtain the necessary permits from the US Fish and Wildlife Service and relevant state agencies. The project is categorized under NAICS code 541620 and is associated with the Department of Defense. Interested parties must respond by December 4, 2026, for performance based in Rock Island.

W07V Endist Rock Island

POSTED

DEADLINE

Endangered Species Surveyors (Bats)This subcontract opportunity, issued by the Department of Defense under the USACE Rock Island District, seeks qualified professionals to perform specialized field surveys and inventories for federally endangered bat species across the Midwest. The scope of work involves population monitoring and biological data collection utilizing mist nets, acoustic monitoring equipment, and other specialized capture gear. Selected contractors are responsible for delivering comprehensive species survey data and detailed technical reports to prime contractors. Compliance is a critical component of this contract, as personnel must hold mandatory permits from state resource agencies and the U.S. Fish and Wildlife Service. The project falls under NAICS code 541620 and is centered in Rock Island. Interested parties must submit their responses by the deadline of December 4, 2026.

W07V Endist Rock Island

POSTED

DEADLINE

Environmental & Field Support ServicesThis subcontract for Environmental and Field Support Services supports prime contractors on National Science Foundation Arctic Research Support and Logistics Services projects. The primary objective is to ensure research compliance through comprehensive field support and environmental monitoring. Key responsibilities include conducting site surveying, monitoring environmental impacts, and managing the setup and strike of field camps. The selected provider will utilize specialized GPS surveying equipment and environmental sampling kits to execute these tasks. Final deliverables include the establishment of functional field camps and the submission of detailed environmental compliance reports. This opportunity falls under NAICS code 541620 and is associated with the National Science Foundation.

National Science Foundation

POSTED

about 20 hours ago

DEADLINE

in 3 days

AI Contract Overview

Williamson County is seeking qualified contractors to conduct comprehensive roadway safety assessments and crash analysis to reduce traffic-related incidents across its jurisdiction. The work involves analyzing historical crash data to pinpoint high-risk locations, evaluating contributing factors such as road design and driver behavior, and proposing targeted safety improvements including enhanced signage, updated pavement markings, or geometric modifications to roadways. The contractor will be expected to deliver actionable, data-driven recommendations that align with established safety standards and best practices in transportation engineering. This subcontract opportunity is open for proposals until August 18, 2026, and falls under NAICS code 541620 for environmental consulting services, emphasizing technical analysis and engineering support rather than construction or implementation. All work must be performed within Williamson County, Texas, and bidders should be prepared to demonstrate relevant experience in traffic safety analysis and state or local transportation projects.

General Info

Williamson County seeks contractor for roadway safety analysis and crash data-driven improvement recommendations in Texas.

Agency

Texas → WILLIAMSON COUNTY

NAICS

541620 - Environmental Consulting Services

Place of Performance

TX, USA

Set-Aside

NONE

Documents

This scope was carved out of 26RFSQ70.

The full solicitation package (10 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

26RFSQ70 Traffic Engineering services

AI Contract Breakdown

Uniform Contract Format

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Timeline

PhaseClosed

PostedJul 31

subcontract

Response DeadlineAug 18

Deadline has passed

Submission Closed

08/18/2026, 11:30:00 AM CDT

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Organization & Contact Information

AgencyTexas → WILLIAMSON COUNTY

ContactsNo contacts available

OfficeN/A

Organization / Agency

Texas → WILLIAMSON COUNTY

Office AddressN/A

ContactsNo contact information available

Full Description

Analyze historical crash data, identify high-risk locations, and recommend safety improvements such as signage, pavement markings, or geometric modifications.

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