This Subcontract opportunity from California 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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Geosynthetic Liner Installation & Welding Inspection

Closed

State & Local

Submission Closed08/24/2026, 03:00:00 PM PDT

Contract Overview

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

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NAICS: 541340

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DLA WEAPONS SUPPORT LAND SUPPLY CHAIN

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Transportation Landscape ArchitectureThis subcontract opportunity involves providing landscape architectural design services for prime contractors working on Gwinnett County Government transportation projects. The scope of work focuses on creating aesthetic and environmental enhancements for bikeways, trails, and multi-use paths, ensuring these elements are seamlessly integrated into the natural landscape. The selected provider will be responsible for delivering comprehensive specifications, landscape design drawings, and detailed planting plans utilizing CAD software. A Licensed Landscape Architect is required to perform these services under NAICS code 541340. Interested parties should note that the solicitation was posted on November 5, 2026, with a response deadline set for December 15, 2026.

Gwinnett County Government

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DEADLINE

Solicitation # 36C26227Q0047

Solicitation 36C26227Q0047 is a request for quotation issued by the Department of Veterans Affairs for the Jennifer Moreno VA Medical Center in San Diego, California. The contract is a total set-aside for Service-Disabled Veteran-Owned Small Businesses (SDVOSB) and seeks a contractor to provide all labor, tools, and equipment necessary to perform drafting services for Annual Life Safety Drawings. The scope of work includes preparing drawing updates in PDF, CAD, and printed formats for Building 1, Building 11, and Building 26, including their respective interstitial spaces. Key deliverables consist of a comprehensive Statement of Conditions including Basic Building Information and updated Life Safety Drawings to ensure the facility is prepared for Joint Commission surveys. All work must adhere to The Joint Commission Physical Environment components, VHA requirements, and the National Fire Protection Association 101 Life Safety Code. The contract is structured with a base period from December 9, 2026, to December 8, 2027, with multiple option periods extending through December 8, 2031. Award will be based on the most advantageous offer using a comparative evaluation method that considers technical approach, past performance from the previous three years, price reasonableness, and the submission of required administrative documents such as VA Form 10091 and IRS Form W-9. Technical requirements include a minimum of 16 hours of asbestos certification and a valid fit test certification. Invoicing is to be processed monthly in arrears through the Tungsten-Network System. Proposals must be submitted as separate redacted and unredacted PDF files by November 20, 2026.

262-NETWORK Contract Office 22 (36C262)

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Life Safety Drawing Updates and Technical DraftingThis subcontract opportunity with the Department of Veterans Affairs involves providing technical drafting and architectural updates for life safety drawings at VA facilities in San Diego. The selected contractor will utilize AutoCAD to develop detailed floor plans that accurately reflect exit paths, fire-rated walls, and safety equipment in strict accordance with VHA drawing standards and the NFPA 101 Life Safety Code. The project is designated as a Service-Disabled Veteran-Owned Small Business set-aside under NAICS code 541340. Interested parties must submit their responses by November 20, 2026, to support prime contractors in delivering compliant and updated life safety documentation for the agency.

262-NETWORK Contract Office 22 (36C262)

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Streetscaping and Active Transportation DesignThis subcontract opportunity involves providing specialized design services for non-vehicular transportation facilities and aesthetic roadway elements for prime contractors working on City of Markham projects in Canada. The scope of work focuses on the design of bike lanes, pedestrian paths, streetscaping elements, and boulevard restoration, including curbs, sidewalks, topsoil, and sod. All deliverables, such as streetscaping plans and restoration specifications, must be developed using CAD/BIM software. Qualified candidates must be Professional Designers or Landscape Architects. The solicitation was posted on October 30, 2026, with a response deadline of November 27, 2026. This project falls under NAICS code 541340 and is centered on enhancing active transportation and urban aesthetics within the City of Markham.

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Sanitation Bureau, Public Works

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DEADLINE

Graphic Design Support Services for the U. S. Department of Transportation (DOT)

Solicitation # 693JK427R500001

Solicitation 693JK427R500001 is a competitive Woman-Owned Small Business set-aside for the U.S. Department of Transportation to obtain comprehensive graphic design and visual information support. The scope of work includes creative conceptualization, illustration, interactive development, and publication support for mediums such as brochures, annual reports, digital displays, and multimedia productions. All deliverables must adhere to Section 508 and ADA accessibility standards, as well as NASA Communications Material Review guidelines, and require proficiency in Adobe Creative Cloud. The contract is structured with a base year running from April 1, 2027, to March 31, 2028, followed by four optional one-year extensions through March 2032. The government will award a single stand-alone fixed-price contract based on a best-value trade-off methodology. Evaluation is based on four factors: technical capability, management approach, past performance, and aggregate total price, with the first three adjectival factors collectively equaling the importance of the price factor. Personnel requirements are stringent, requiring U.S. citizenship, the ability to obtain security clearances, and the execution of non-disclosure agreements. Administrative requirements include the use of the eInvoicing portal for payments via the Automatic Clearing House Network and the submission of Standard Form 3881 for electronic funds transfer. Proposals are due by 11:30 PM EST on December 3, 2026, via email.

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Landscaping Design and Planting PlanThis subcontract involves providing specialized landscaping and planting design services for University of Georgia projects located at Fort Benning. The selected contractor will support prime contractors by utilizing CAD software to develop fertilization and planting strategies specifically tailored for strongly acidic, sandy-clay-loam soils, ensuring all designs align with the operational requirements of weapons training ranges. The final deliverable is a comprehensive landscaping design and planting plan. To qualify for this engagement, the provider must hold a Professional Landscaping Designer or Landscape Architect certification. The solicitation was posted on October 23, 2026, with a response deadline of November 23, 2026, under NAICS code 541340.

University of Georgia

POSTED

DEADLINE

Green Stormwater Infrastructure (GSI) SpecialistThis subcontract opportunity is for a Green Stormwater Infrastructure Specialist to provide design and proposal services for nature-based stormwater solutions on Town of Apex projects. The selected specialist will support prime contractors by identifying regional Stormwater Control Measures and utilizing Low-Impact Development software to minimize impervious surface impacts and conduct cost-benefit analyses. The final deliverables include a prioritized list of GSI projects accompanied by estimated costs. Qualified candidates must hold a professional license in Landscape Architecture or be a licensed Professional Engineer in the state of North Carolina. The solicitation was posted on October 12, 2026, with a response deadline of November 20, 2026. This engagement falls under NAICS code 541340 and focuses on enhancing sustainable water management within the North Carolina region.

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Missouri Orthopedic Institute - Room 1059 Replace OR 6 BoomThe University of Missouri - Columbia is seeking design services for the Missouri Orthopedic Institute to upgrade the equipment in Room 1059. The project specifically requires the replacement of an existing single point Skytron boom with two point Stryker booms in Operating Room 6. This opportunity is currently listed as a forecast with the primary point of contact being Megan Haslag at Sircal Contracting, who is also noted as the incumbent contractor. The project falls under NAICS code 541340 for engineering services and is managed through the university's facilities planning and development office.

University of Missouri - Columbia

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Missouri Orthopaedic Institute - Room 1057 Replace OR 3 BoomThe University of Missouri - Columbia is seeking design services for the Missouri Orthopaedic Institute to upgrade the equipment in Room 1057. The project specifically requires the replacement of an existing single point Skytron boom with two point Stryker booms in Operating Room 3. This opportunity is currently listed as a forecast under NAICS code 541340. Sircal Contracting is the incumbent contractor, and Megan Haslag serves as the primary point of contact for the project.

University of Missouri - Columbia

POSTED

2 months ago

DEADLINE

N/A

AI Contract Overview

The contract requires comprehensive inspection of the installation of HDPE geomembrane liners within a landfill liner system, with specific emphasis on seam welding quality, non-destructive testing procedures, and adherence to engineered design specifications. All inspection activities must ensure the integrity and long-term performance of the liner system, verifying that welding techniques meet industry standards and that testing methods such as air pressure, vacuum, or spark testing are properly executed and documented. The work is centered at Sloughhouse, California, with a strict deadline for responses by August 24, 2026, and is classified as a subcontract under NAICS code 541340 for engineering services. The County of Sacramento is the contracting agency, and the scope demands technical expertise in geosynthetic materials and landfill construction protocols to guarantee regulatory and environmental compliance.

General Info

Inspect HDPE geomembrane seams and testing at Sloughhouse, CA, by August 24, 2026, for regulatory compliance.

Agency

California → County of Sacramento

NAICS

541340 - Drafting Services

Place of Performance

Sloughhouse, CA, 95683, USA

Set-Aside

NONE

Documents

This scope was carved out of 2026-PURB RFP-0063.

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

View the prime solicitation

On-Call Construction Quality Assurance Services For Kiefer Landfill

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Timeline

PhaseClosed

PostedJul 29

subcontract

Response DeadlineAug 24

Deadline has passed

Submission Closed

08/24/2026, 03:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia → County of Sacramento

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → County of Sacramento

Office AddressN/A

ContactsNo contact information available

Full Description

Inspect HDPE geomembrane liner installation, including seam welding, non-destructive testing, and compliance with landfill liner system design specifications.

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