This Government Contract opportunity from California was posted on May 27, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Cryo-Milling Sample Preparation Services

Closed

State & Local

Submission Closed06/11/2026, 01:00:00 AM UTC

Contract Overview

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

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NAICS: 541380

New

SLED

Intelligent Compaction (IC) ServicesThis contract requires the provision and operation of an Intelligent Compaction (IC) system during asphalt placement projects in Sequatchie. The IC system must monitor compaction in real time, producing color-coded maps that visually represent the compaction progress and quality. Additionally, the collected data is required to be uploaded daily to cloud storage to ensure compliance with Tennessee Department of Transportation (TDOT) standards and facilitate ongoing project oversight. The solicitation, identified under the NAICS code 541380, is a subcontract opportunity issued by TDOT with a response deadline of June 26, 2026. Although specific organizational qualifications or set-aside provisions are not mentioned, the contractor must have the capability to deliver both the technology and operational expertise to support advanced asphalt compaction monitoring. The place of performance is Sequatchie, Tennessee, emphasizing the local application of this technology in TDOT infrastructure projects.

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Geotechnical Laboratory Soil TestingThe contract involves conducting comprehensive geotechnical laboratory testing on soil samples, including analyses such as grain size distribution, Atterberg limits, moisture content, density, swell potential, and soil classification following USCS and AASHTO standards. These tests are critical for assessing soil properties and behavior, supporting infrastructure projects managed by the Tennessee Department of Transportation (TDOT). The work is designated as a subcontract under NAICS code 541380, which pertains to testing laboratories. The contract is posted with a deadline for responses on June 26, 2026, and the laboratory testing will be performed primarily in the Maury area. No specific set-aside designation or organization type is specified. The solicitation is managed by TDOT, and the project documentation and proposal submission details are accessible through the TDOT bidding platform.

POSTED

DEADLINE

Third-Party Testing and Quality AssuranceThis contract involves performing independent testing and quality assurance services for materials and construction processes related to a project overseen by the Tennessee Department of Transportation (TDOT). The contractor is responsible for conducting thorough tests and delivering detailed reports within specified timelines to CSX for evaluation and approval. This ensures compliance with required standards and supports the overall integrity and safety of the construction work. The solicitation, titled "Third-Party Testing and Quality Assurance," is a subcontract opportunity identified by the NAICS code 541380, which pertains to testing laboratories. The work is to be performed in Davidson, Tennessee. Proposals were due on June 26, 2026, aligning with the posted date, indicating a tight response window. The contract emphasizes the importance of independent verification to maintain quality control throughout the construction process.

POSTED

DEADLINE

Construction Materials Testing and InspectionThis contract involves subcontracting third-party testing and inspection services for construction materials, specifically concrete and structural steel, to ensure compliance with the standards set by the Tennessee Department of Transportation (TDOT) and CSX. The primary focus is on verifying the quality and safety of these materials used in construction projects located in Sullivan, Tennessee. The contract falls under the NAICS code 541380, which covers testing laboratories, and it was posted and set with a response deadline on June 26, 2026. The Tennessee Department of Transportation is overseeing the contract, although specific details about the office address and point of contact are not provided. Interested parties are directed to submit proposals by the deadline through the TDOT bidding portal. This subcontract aims to support the integrity and regulatory compliance of infrastructure projects in the region.

Tennessee Department of Transportation

POSTED

DEADLINE

Intelligent Compaction (IC) Monitoring and ReportingThe contract involves providing real-time monitoring and reporting of compaction data during Hot Mix Asphalt (HMA) paving operations using Intelligent Compaction (IC) certified equipment. The key requirement is the integration of this data with the Tennessee Department of Transportation’s (TDOT) Electronic Technical Automation System (ETAS) to ensure seamless data exchange and enhanced project oversight. The subcontract focuses on the use of advanced technology to improve paving quality and operational efficiency. This opportunity is issued by the Tennessee Department of Transportation, with the place of performance specified as Grundy. The contract is categorized under NAICS code 541380, which relates to testing laboratories, indicating a technical and specialized service scope. The solicitation and response deadlines both fall on June 26, 2026, emphasizing prompt submission from interested subcontractors. Overall, this contract is targeted at firms equipped with IC technology and capable of integrating their systems with TDOT’s platforms to support infrastructure projects.

Tennessee Department of Transportation

POSTED

in 10 days

DEADLINE

in 10 days

AI Contract Overview

This contract involves providing cryo-milling services specifically for water or filter samples to maintain the integrity of polymers before conducting microplastics analysis. The scope includes not only the cryo-milling process itself but also access to the necessary equipment, strict adherence to established protocols, and measures to prevent contamination throughout the process. The service aims to ensure that samples are properly prepared for accurate analysis of microplastics content. Issued by the Environmental Health Hazard Assessment agency in California, this subcontract falls under the NAICS code 541380, which pertains to testing laboratories. The solicitation was posted on May 27, 2026, with a response deadline of June 11, 2026. While specific location and contact details are not provided, the contract is clearly focused on support services that facilitate high-quality sample preparation to aid environmental health studies related to microplastics.

General Info

Cryo-milling services and equipment provision for polymer sample preparation ensuring contamination prevention.

Agency

California → Env'l Health Hazard Assessment

NAICS

541380 - Testing Laboratories and ServicesView NAICS

Place of Performance

CA, USA

Set-Aside

NONE

Documents

(0)

No documents available

AI Contract Breakdown

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Timeline

PhaseClosed

PostedMay 27

subcontract

Response DeadlineJun 11

Deadline has passed

Submission Closed

06/11/2026, 01:00:00 AM UTC

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Organization & Contact Information

AgencyCalifornia → Env'l Health Hazard Assessment

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → Env'l Health Hazard Assessment

Office AddressN/A

ContactsNo contact information available

Full Description

Provide cryo-milling of water or filter samples to preserve polymer integrity prior to microplastics analysis, including equipment access, protocol adherence, and contamination control.