This Government Contract opportunity from California was posted on May 11, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Erosion Control and Vegetative Stabilization

Closed

State & Local

Submission Closed06/03/2026, 10:00:00 PM UTC

Contract Overview

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

Active Opportunities Like This One

NAICS: 541320

New

Canada

EP921-251499 – RFSO - Heritage Conservation and Landscape Architectural ServicesPublic Works and Government Services Canada (PWGSC) is seeking proposals from consulting firms with expertise in Heritage Conservation and Landscape Architecture to establish Standing Offers for services related to engineering projects within the National Capital Region. This procurement will follow a one-phase submission process and aims to authorize up to three Standing Offers. Each Standing Offer will initially be valid for three years, with the possibility of extension for up to two additional one-year periods under the same terms and rates. The selected consultants will be required to provide a range of services as outlined in the contract’s Required Services section. Submissions must be made by the deadline provided and may be presented in either of Canada’s official languages. Late proposals will not be considered, emphasizing the importance of timely submission. The contract is a federal government opportunity managed by the Department of Public Works and Government Services, with the place of performance centered in the National Capital Region. Interested firms can contact the designated Contracting Authority for further information, and full solicitation details are accessible through the government’s procurement website.

Department of Public Works and Government Services

POSTED

DEADLINE

Marine Equipment Safety and Compliance (SSHO & Inspections)The contract involves providing a Site Safety and Health Officer (SSHO) responsible for overseeing safety protocols on-site, along with conducting yearly marine inspections specifically for dredges and support vessels that lack certification from the United States Coast Guard (USCG) or the American Bureau of Shipping (ABS). This ensures compliance with safety and health standards for marine equipment not covered by traditional certification bodies. Scheduled as a subcontract opportunity under a HUBZone set-aside, the contract is managed by the Department of Defense’s W07V Endist New Orleans office, targeting businesses within historically underutilized zones. The solicitation was posted on June 14, 2026, with proposals due by June 29, 2026. The contract falls under the NAICS code 541320, relating to environmental consulting services, and promotes compliance and safety in marine operations through specialized oversight and inspection activities.

W07V Endist New Orleans

POSTED

DEADLINE

Landscape Architecture ServicesThe contract involves providing landscape architecture services focused on the exterior site design, which includes the development of walkways, lighting, planting, and ensuring ADA-compliant access. Emphasis is placed on sustainability and features that cater specifically to senior-friendly accessibility. This subcontract opportunity, classified under NAICS code 541320, is issued by DAS Procurement in Connecticut. The posting date is June 12, 2026, with a response deadline set for July 17, 2026. The project aims to enhance outdoor environments with thoughtful design elements that support both environmental responsibility and the needs of the senior population. While specific location details and contact information are not provided, interested parties can find more information and submit proposals through the designated state procurement portal. This contract highlights a commitment to inclusive, accessible, and sustainable site development.

POSTED

DEADLINE

Civil Engineering ServicesThis contract involves civil engineering services focused on site grading, stormwater management, utility connections, and the development of erosion control plans, all coordinated with existing town infrastructure. The work requires a comprehensive approach to ensure proper integration with local municipal systems and compliance with relevant environmental and engineering standards. The project encompasses both planning and execution phases to address the technical and regulatory requirements effectively. Issued by the DAS Procurement agency of Connecticut, the contract is classified under NAICS code 541320, indicating engineering services. It is structured as a subcontract opportunity with a response deadline set for mid-July 2026. Although specific location and agency office details are not provided, interested parties can access further information and submit proposals through the designated online portal. The contract offers a critical role in supporting municipal infrastructure improvements, particularly in managing stormwater and ensuring sustainable site development practices.

POSTED

DEADLINE

Landscape ArchitectureThis contract involves providing landscape architecture services specifically focused on landscape design, erosion control, and aesthetic planning for transportation projects. It is a subcontract opportunity issued by Harris County, Texas, targeting firms with expertise in NAICS code 541320, which pertains to landscape architectural services. The solicitation was posted on June 12, 2026, and interested parties must submit responses by July 27, 2026. While there is no information about set-asides or specific organizational types required, the contract aims to enhance transportation infrastructure through thoughtful and sustainable landscape solutions. The scope emphasizes environmental considerations such as erosion control alongside aesthetic enhancements, indicating a dual focus on functionality and visual appeal. Details such as the exact location of work and point of contact are not specified, but applications are to be submitted through the Harris County procurement platform. This subcontract represents an opportunity for qualified landscape architecture firms to contribute to public infrastructure projects with a strong emphasis on environmental stewardship and design quality.

Harris County

POSTED

4 days ago

DEADLINE

in about 1 month

AI Contract Overview

The contract involves the installation of erosion control measures, including erosion control blankets, hydroseeding, sodding, or planting native vegetation to stabilize soil on repaired slopes. This subcontract is issued by the California Department of Transportation and is specific to work to be performed in Los Angeles. The focus is on preventing soil erosion and ensuring slope stability after repairs, utilizing various vegetative and non-vegetative methods to achieve long-term environmental protection. The solicitation for the contract was posted on May 11, 2026, with responses due by June 3, 2026. The contract falls under the NAICS code 541320, which typically covers landscape architectural services, indicating an emphasis on environmental and ecological expertise. This opportunity is managed as a subcontract, although no specific set-aside designation or organization type is identified. The project aims to support sustainable infrastructure maintenance through effective soil stabilization techniques on slopes in the Los Angeles area.

General Info

Install erosion control measures on repaired slopes in Los Angeles for long-term soil stabilization.

Agency

California Department of Transportation

NAICS

541320 - Landscape Architectural ServicesView NAICS

Place of Performance

Los Angeles, CA, USA

Set-Aside

NONE

Documents

(0)

No documents available

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Timeline

PhaseClosed

PostedMay 11

subcontract

Response DeadlineJun 3

Deadline has passed

Submission Closed

06/03/2026, 10:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / Agency

California Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

Installation of erosion control blankets, hydroseeding, sodding, or native vegetation planting to stabilize soil on repaired slopes.