Psst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveCLEATUS Webinar: AI for Government Contracting — Free Webinar — Wednesday, October 28 at 2:00 PM ET

Register Free →

Search

Top

Back to Contracts

Keyway Construction and Benching

Active

State & Local

Contract Overview

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

AI Contract Overview

Show more

The Central Valley Flood Protection Board in California is seeking a subcontractor for a project focused on keyway construction and benching. The scope of work involves the excavation and construction of a three-foot-deep keyway designed to ensure structural stability. This process requires precise grading and the benching of new fill into the existing levee to effectively prevent slippage. This subcontract opportunity falls under NAICS code 237300 and was posted on September 25, 2025. The project is critical for levee reinforcement and stability within the jurisdiction of the California flood protection authorities.

General Info

Subcontract for keyway construction and levee benching for California flood protection stability.

Agency

California → Central Valley Flood Protection Board

NAICS

237300

Place of Performance

CA

Set-Aside

NONE

Documents

This scope was carved out of PL23064101.

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

View the prime solicitation

PL23064101 U.S. Army Corps of Engineers (USACE) Public Law 84-99 Emergency Repair of Putah Creek Unit 1 Yolo Bypass Willow Slough Unit 2 Levee System Site

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PostedSep 25

subcontract

Ready to pursue this opportunity?

Start your free trial to track this contract, build proposals with AI assistance, and manage your pipeline.

Organization & Contact Information

Show more

AgencyCalifornia → Central Valley Flood Protection Board

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → Central Valley Flood Protection Board

Office AddressN/A

ContactsNo contact information available

Full Description

Show more

Excavate and construct a 3-foot-deep keyway for structural stability, including precise grading and benching new fill into the existing levee to prevent slippage.

Similar Contracts

Same NAICS industry code

Civil Site Work and GradingThe contract entails comprehensive civil site work for a 38-acre residential development in Santa Clara, California, focusing on earthwork, grading, drainage, and erosion control measures to prepare the site for residential construction. The work is governed under NAICS code 237300, which classifies it as heavy and civil engineering construction, and it is structured as a subcontract under the jurisdiction of the City of Santa Clara. The project's place of performance is firmly located within the 95054 zip code, ensuring all activities align with local infrastructure and environmental standards. Although the solicitation number and point of contact are not provided, the contract was posted on July 13, 2026, indicating the timeframe for bidding or award is imminent. The scope requires strict adherence to regulatory requirements for land disturbance and stormwater management to mitigate environmental impact during and after construction, with all work tied to the city’s planning and development objectives as referenced through the provided project link.

City of Santa Clara

POSTED

DEADLINE

Upland and Habitat EarthworkThe contract involves the excavation and grading of upland areas amounting to 150,000 cubic yards with a focus on shaping native habitats for marsh, bench, and riparian zones to support ecological restoration. The work is part of a broader waterfront restoration initiative managed by the Port of Seattle under the Waterfront Project Management office, with the contract classified as a subcontract and aligned with NAICS code 237300 for heavy and civil engineering construction. The project scope requires precise earthmoving techniques to recreate natural topography while ensuring compliance with environmental standards for sensitive coastal ecosystems. The solicitation was posted on July 1, 2026, and detailed performance criteria are available via the Port of Seattle’s official portal.

Waterfront Project Management

POSTED

DEADLINE

Pond Berm Stabilization and Rock ArmoringThe contract titled Pond Berm Stabilization and Rock Armoring involves reinforcing the berms surrounding a pond through strategic rock placement and grading to mitigate erosion and ensure long-term structural stability following sediment removal activities. The work is aimed at preserving the integrity of the pond’s embankments by installing durable rock armor that resists water flow and prevents soil degradation, with grading tailored to promote proper drainage and reduce future sediment buildup. This effort is critical for maintaining ecological balance and structural safety in the area post-sediment clearance. The contract is classified as a subcontract under NAICS code 237300, which corresponds to water and wastewater construction, and is managed by the Fish and Wildlife, Region 3 - Bay Delta office in California. It was posted on June 5, 2026, and the performance location is tied to the agency’s operational area within the Bay Delta region, though specific city or zip details are not provided. The project is part of broader environmental maintenance initiatives by the agency to safeguard aquatic habitats and associated landforms, with all work requiring compliance with regional environmental standards and construction best practices for erosion control.

Fish and Wildlife, Region 3 - Bay Delta, Fairfield

POSTED

DEADLINE

Sand Dredging and Disposal ServicesThe contract involves dredging and transporting approximately 850,000 cubic yards of sand from the harbor channel, utilizing dredges and scows to move the material to designated disposal sites. The work is classified under NAICS code 237300 and is structured as a subcontract under the Department of Defense, specifically managed by W2SD Endist New England. The primary place of performance is in New Haven, though the exact state and postal details are not specified. The solicitation was posted on April 30, 2026, and while no set-aside type is indicated, the project is intended for specialized marine construction and dredging services. All work must comply with environmental and operational standards applicable to harbor dredging activities, and the contractor is responsible for the safe and efficient execution of material removal and disposal.

W2SD Endist New England

POSTED

DEADLINE

Optional Dredging – Dredge Area 14This contract involves the optional dredging of up to 16,700 cubic yards in Dredge Area 14. The work requires the use of appropriate dredging equipment and access to authorized disposal sites for the dredged material. The contract is issued as a subcontract by the Department of Defense, specifically under the "W072 Endist Detroit" agency. It falls under the NAICS code 237300, which covers heavy and civil engineering construction services. The contract was posted on March 25, 2026, and although details such as solicitation number, specific location, and point of contact are not provided, the scope emphasizes environmental and operational capabilities related to sediment removal in designated areas. The subcontract likely supports broader defense infrastructure maintenance or environmental management projects requiring specialized dredging efforts.

W072 Endist Detroit

POSTED

DEADLINE

Optional Dredging – Dredge Area 3 (Option 2)The contract involves a second optional phase of dredging in a specified area known as Dredge Area 3, with a maximum volume of up to 25,600 cubic yards, contingent upon the exercise of this option. This work falls under the subcontract category and is associated with NAICS code 237300, which pertains to heavy and civil engineering construction. The contract is managed by the Department of Defense, specifically the W072 Endist Detroit agency. Posted on March 25, 2026, the contract focuses on environmental and infrastructure maintenance through dredging operations. Although specific location details and points of contact are not provided, this subcontract represents a continuation or extension of previous dredging activities in the designated area. The successful fulfillment of the contract will likely involve specialized excavation and material removal to maintain or improve navigational or operational conditions within the project site.

W072 Endist Detroit

POSTED

DEADLINE

Optional Dredging – Dredge Area 3 (Option 1)This contract involves an optional dredging project for Dredge Area 3, allowing for the removal of up to 10,600 additional cubic yards of material if the option is exercised. The scope of work will follow the same methods and procedures used in the initial base dredging effort, ensuring consistency in operations. The contract falls under subcontracting within the NAICS code 237300, which pertains to heavy and civil engineering construction. Issued by the Department of Defense office W072 Endist Detroit, the contract was posted on March 25, 2026. While specific details such as the solicitation number, place of performance, and contact information are not provided, the contract's focus is clearly on extending dredging activities in a designated area to support ongoing or future project requirements. The availability of the optional work allows for flexibility to address additional dredging needs without initiating a separate contract.

W072 Endist Detroit

POSTED

DEADLINE

Mechanical Dredging – Dredge Area 17The contract involves the mechanical dredging of 7,400 cubic yards of material from Dredge Area 17, a task expected to be carried out under challenging conditions that may include the presence of rock or limited site accessibility. This subcontract is associated with the Department of Defense, specifically the W072 Endist Detroit office, and falls under the NAICS code 237300, which pertains to heavy and civil engineering construction activities. The scope of work requires specialized equipment and expertise to handle potential obstacles in the dredging area, ensuring the removal of sediment or debris to meet operational or environmental requirements. While specific location details and points of contact are not provided, the contract emphasizes the complexity of the undertaking, highlighting the need for contractors capable of managing difficult site conditions efficiently and safely.

W072 Endist Detroit

POSTED

DEADLINE

Mechanical Dredging – Dredge Area 11The contract involves the mechanical dredging and removal of approximately 17,800 cubic yards of material from Dredge Area 11. This operation requires specialized deep dredging equipment and precise depth control to ensure accurate excavation. The scope highlights the need for careful handling to meet the technical demands of the site. Issued by the Department of Defense under the W072 Endist Detroit office, the subcontract falls within the NAICS code 237300, which covers heavy and civil engineering construction. While specific location details and points of contact are not provided, the contract was posted on March 25, 2026, and is accessible through the federal contracting portal, indicating that it is a formal procurement opportunity targeting specialized dredging services.

W072 Endist Detroit

POSTED

DEADLINE

Mechanical Dredging – Dredge Area 6The contract involves the mechanical dredging of 14,600 cubic yards from a specified location known as Dredge Area 6. The scope includes not only the physical removal of material using mechanical methods but also encompasses site monitoring to ensure environmental and operational standards are maintained throughout the project. Additionally, compliance with disposal regulations for the dredged material is a critical aspect of the contract. This subcontract is issued by the Department of Defense through the W072 Endist Detroit agency and falls under the NAICS code 237300, which pertains to heavy and civil engineering construction. While details such as the solicitation number and exact place of performance are not specified, the contract was posted on March 25, 2026. The project emphasizes adherence to regulatory requirements and environmental safeguards, reflecting the importance of responsible dredging practices.

W072 Endist Detroit

POSTED

DEADLINE

Mechanical Dredging – Dredge Area 3 (Base)The contract involves the mechanical dredging of 41,600 cubic yards of sediment from Dredge Area 3. This work includes the use of mechanical dredging methods to excavate the sediment, followed by pumping and transporting the material to a designated disposal site. The project aims to efficiently remove accumulated sediment to maintain navigable waterways or support environmental management objectives. Issued by the Department of Defense under the office W072 Endist Detroit, this subcontract falls under the NAICS code 237300, which covers heavy and civil engineering construction. Although specific location details and points of contact are not provided, the contract was posted on March 25, 2026, reflecting a planned effort in sediment management using established mechanical dredging techniques.

W072 Endist Detroit

POSTED

DEADLINE

Sand Stockpiling Services

W2SD Endist Baltimore

POSTED

DEADLINE

Earlier notices in this NAICS code

Posted before this notice, open and closed

Emergency Levee Excavation and Earthwork

Central Valley Flood Protection Board

POSTED

about 1 year ago

DEADLINE

Earthwork and Excavation Services

City and County of San Francisco

POSTED

about 1 year ago

DEADLINE

Excavation and Hauling Services

City of Modesto

POSTED

about 1 year ago

DEADLINE

Sediment Excavation and Hauling

Los Angeles County Public Works

POSTED

about 1 year ago

DEADLINE

Rip Rap Installation for Erosion Control

City of Sacramento

POSTED

about 1 year ago

DEADLINE

Aggregate Base (AB) Backfilling

City of Sacramento

POSTED

about 1 year ago

DEADLINE

Sediment Removal and Dredging

City of Sacramento

POSTED

about 1 year ago

DEADLINE

Clean Stone Supply and Placement

Iowa Department of Natural Resources

POSTED

about 1 year ago

CLOSED

about 1 year ago

Earthwork and Grading

Fish and Wildlife, Region 1 - Northern Region, Redding and Eureka

POSTED

about 1 year ago

DEADLINE

Civil Earthwork and Excavation Services

California Water Resources, Department of

POSTED

about 1 year ago

DEADLINE

Earthwork and Grading Services

City of Long Beach

POSTED

about 1 year ago

DEADLINE

Grading and Earthwork

City of Diamond Bar

POSTED

about 1 year ago

DEADLINE

Ready to Pursue This Opportunity?

Get AI-powered intelligence on this solicitation and the ones like it

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Join 750+ contractors already using CLEATUS