This Government Contract opportunity from California was posted on June 19, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Top

Earthwork, Grading, and Base Preparation

Closed

State & Local

Submission Closed07/02/2026, 09:00:00 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: 237990

New

SLED

ADVANCE NOTICE: Rail Modernization Program

Solicitation # WMATA-0000010871

The Washington Metropolitan Area Transit Authority has issued an advance notice for the Rail Modernization Program under solicitation number WMATA-0000010871. This solicitation is categorized under NAICS code 237990, which pertains to other heavy and civil engineering construction. The notice was posted on October 6, 2026, and the deadline for responses is set for September 30, 2027. Interested parties can find further details and manage bids through the official WMATA supplier portal.

Washington Metropolitan Area Transit Authority

POSTED

DEADLINE

Livorna Park Improvements Project

Solicitation # livorna-park-improvements-project

The Livorna Park Improvements Project is a comprehensive construction renovation effort located in California, managed by Interstate Grading & Paving, Inc. The scope of work encompasses a wide array of infrastructure and recreational upgrades, including the renovation of concrete retaining walls, the installation of a playground, basketball and bocce courts, pedestrian walkways, and paving. Additionally, the project includes the construction of bathrooms, shade structures, a mist play area, fencing, and the installation of signage, benches, drinking fountains, and bike racks. Essential utility and site work are also required, covering landscaping, irrigation, lighting, sewer, storm drains, plumbing, and electrical systems. This solicitation is specifically set aside for Small Businesses and Disadvantaged Business Enterprises, with a strong emphasis on seeking MBE, WBE, and LBE firms. Interested parties must submit their responses by the deadline of October 14, 2026. Primary coordination for the project is handled by Tina Marie, and the opportunity is categorized under NAICS code 237990.

Interstate Grading & Paving, Inc.

POSTED

DEADLINE

Solicitation # city-lomita

The City of Lomita has issued solicitation W-375 for a project located in Lomita, Los Angeles, California. This opportunity is managed through Dominguez General Engineering, Inc., with Christian Rosales serving as the primary point of contact. The solicitation was posted on October 6, 2026, and requires responses to be submitted by the deadline of October 20, 2026. This contract falls under NAICS code 237990 and is specifically set aside for various small business categories. Eligible entities include SBA-designated Small Businesses, Small Disadvantaged Businesses, certified Women-Owned Small Businesses, Disadvantaged Business Enterprises via the Department of Transportation, and Minority Business Enterprises with NMSDC certification.

Dominguez General Engineering, Inc.

POSTED

DEADLINE

Construction of The Recharge Master Plan Update (RMPU) Basin Improvements Project - Montclair Basin Improvements

Solicitation # construction-recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin

Empire Equipment Service, Inc. is soliciting quotes for the Construction of The Recharge Master Plan Update Basin Improvements Project, specifically focusing on the Montclair Basins 2 and 3 Diversion Improvements at the San Antonio Creek Channel in Montclair, California. This project is being executed for the Inland Empire Utilities Agency and is specifically seeking certified DBE and DVBE subcontractors and suppliers. The solicitation is open to various small business designations, including VOSB, SDVOSB, WOSB, and HUBZone certified entities. Interested parties must submit their responses by November 5, 2026. Primary inquiries and submissions should be directed to Gio Marquez via the provided estimating email or phone contact.

Empire Equipment Service, Inc.

POSTED

DEADLINE

BRID - Deadhorse Reservoir Contract 2 RFQ

Solicitation # 1510-032-02

The Bow River Irrigation District is seeking qualified contractors for the Deadhorse Reservoir Contract 2 project, which involves the construction of the North Dam and South Road Dyke. The scope of work includes the development of a 4800m zoned earth-fill dam and a 1740m road dyke, supported by detailed technical drawings covering legal surveys, surface features, utilities, and specific structure specifications. This solicitation, managed by MPE a division of Englobe under solicitation number 1510-032-02, utilizes a pre-qualification process to ensure selected bidders have the requisite experience and resources to complete the project. The request for qualifications was posted on October 5, 2026, with a response deadline of October 23, 2026. Successful completion of the project is expected by the total performance date of May 31, 2029. The project documentation includes comprehensive technical legends for control and utilities, as well as specific data for Offtake Type 1 and cross-section hatch patterns to guide the construction process.

MPE a division of Englobe

POSTED

DEADLINE

Sub Bids Requested - WSDOT SR 509 Clear Creek Stream Restoratoin

Solicitation # 28416

Pacific Civil & Infrastructure, Inc. is seeking proposals from qualified PWSBE and VOB certified subcontractors and suppliers for the WSDOT SR 509 Clear Creek Stream Restoration project in Pierce County. The scope of work involves the removal of two dams and other obstructions at a former trout hatchery, along with the restoration of Clear Creek. Key activities include the installation of a temporary stream diversion system, erosion control, clearing and grubbing, tree removal, channel excavation, stream grading, planting, and the installation of large woody material. The project consists of 111 items with a duration of 300 working days and falls under Work Class 1 for clearing, grubbing, grading, and draining. Specific needs include services for demolition, trucking, landscaping, asbestos abatement, drilling/piles, well decommissioning, and surveying. Interested parties must submit quotes and relative paperwork to estimator@paccivil.com by Tuesday, November 3rd at 11:00am, ahead of the official bid date on Wednesday, November 4th at 11:00am.

Pacific Civil & Infrastructure, Inc.

POSTED

DEADLINE

Valencia Water Reclamation Plant Ground Improvement for Middle Section Retaining Wall

Solicitation # 20261004003

The Sanitation Districts of Los Angeles County is soliciting bids for the ground improvement of the middle-section retaining wall at the Valencia Water Reclamation Plant in California. This project encompasses a variety of specialized construction activities, including earthwork and grading, the installation of a cement deep soil mixing wall and a secant pile wall, the placement of ground anchors, and comprehensive piping and pipe slip-lining services along with all related appurtenant work. Interested parties must submit their responses by the deadline of November 17, 2026, at 10:00 PM. This solicitation, identified by number 20261004003, is managed by a state and local government entity and is focused on critical infrastructure improvements within the 91355 zip code area.

Sanitation Districts of Los Angeles County

POSTED

DEADLINE

Site Work and InfrastructureThis subcontract for Site Work and Infrastructure involves performing initial site preparation, grading, and utility work for Cassopolis Public Schools facility projects in Michigan. The selected contractor will be responsible for clearing, grubbing, excavation, and building pad preparation specifically for the High School and Transportation Office. These tasks require the use of heavy earthmoving equipment, such as dozers, graders, and excavators, to deliver a site fully prepared for foundation work. Qualified candidates must possess at least three years of experience in institutional site work and hold all necessary valid local licensing. The solicitation was posted on October 5, 2026, with a response deadline of November 3, 2026. This project falls under NAICS code 237990 and is managed by Cassopolis PS.

POSTED

DEADLINE

Excavation and Trenching ServicesThis subcontract for Excavation and Trenching Services involves performing specialized earthwork for prime contractors on water infrastructure projects managed by the City of Ceres Department of Engineering. The scope of work includes clearing and grubbing, excavation and trenching for water mains and service lines, and trench backfilling. All activities must be executed using appropriate excavators and trenching equipment to ensure strict compliance with project alignment and depth requirements as specified by the city, ultimately delivering sites that are ready for surface restoration. The project is located in Ceres, California, within the 95307 zip code, and falls under NAICS code 237990. Interested parties must note that the solicitation was posted on October 5, 2026, with a response deadline set for October 27, 2026.

POSTED

DEADLINE

The Cone AML Reclamation Project, located in Athens County, Ohio, involves the restoration of the Powerhouse Complex and the Dam and Impoundment area. Work at the Powerhouse Complex includes the demolition of brick and steel structures, the salvage of specific materials like clay bricks and chimney components, and the relocation of a collapsed smokestack to the Canaanville Arts Center. The site will be regraded, seeded, and mulched, and a culvert under the road will be replaced along with the removal of concrete debris from Pilcher Run. The Dam and Impoundment phase focuses on stabilizing the dam with compacted fill and rebuilding the primary and auxiliary spillways. A mandatory pre-bid meeting is scheduled for September 30, 2026, at 10:00 AM at 8776 Mine Road, Athens, OH. The engineer's estimate for the project is 608,860.00 dollars. This solicitation is managed by the ODNR Division of Mineral Resources Management, with a response deadline of October 14, 2026. Project oversight is provided by Project Officer Scott Davies and Project Engineer Ron Warner.

ODNR-Division of Mineral Resources Management

POSTED

DEADLINE

Utility Infrastructure InstallationThis subcontract for Utility Infrastructure Installation involves the installation of utility systems for prime contractors on construction projects within Georgia. The selected contractor is responsible for providing all necessary labor, tools, and equipment to install utility-grade piping, conduit, and appurtenances in strict accordance with project drawings and specifications. The scope of work specifically requires the use of excavators and trenchers to deliver fully operational utility infrastructure. To be eligible for this project, contractors must hold a valid Georgia Utility Contractor License. The opportunity was posted by the City of Lagrange on October 5, 2026, with a response deadline of November 5, 2026. This procurement falls under NAICS code 237990.

POSTED

DEADLINE

Site Work, Demolition & UtilitiesThis subcontract for Site Work, Demolition and Utilities involves performing demolition and site preparation for prime contractors on City of Atlanta recreation center projects. The scope of work includes executing existing utility relocation, installing storm drainage systems, and implementing erosion and sediment control measures. Additionally, the contractor is responsible for interpreting geotechnical data and soil borings to ensure proper site grading. The primary objective is to deliver a fully cleared and graded site with all necessary utilities relocated. This opportunity is categorized under NAICS code 237990 and is associated with the City of Atlanta in Georgia. Interested parties must submit their responses by the deadline of October 30, 2026.

City of Atlanta

POSTED

about 21 hours ago

DEADLINE

in 24 days

AI Contract Overview

The Pleasanton Unified School District is seeking a subcontractor for a project focused on earthwork, grading, and base preparation in Pleasanton, California. The scope of work involves excavation, grading, compaction, and the preparation of the sub-base specifically for synthetic turf and general site improvements. Additionally, the contractor will be responsible for erosion control and the management of any differing site conditions encountered during the process. This subcontract opportunity is categorized under NAICS code 237990. Interested parties must submit their responses by the deadline of July 2, 2026. Further details and application instructions can be accessed through the BidAmerica portal.

General Info

Pleasanton Unified School District seeks earthwork and grading subcontractors by July 2, 2026.

Agency

California → Pleasanton Unified School District

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

Pleasanton, CA, 94588, USA

Set-Aside

NONE

Documents

This scope was carved out of 2025-26.15.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Pleasanton Middle School - Landscaping - Field Renovation Project

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

PhaseClosed

PostedJun 19

subcontract

Response DeadlineJul 2

Deadline has passed

Submission Closed

07/02/2026, 09:00:00 PM UTC

Find active opportunities like this

Start your free trial to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

AgencyCalifornia → Pleasanton Unified School District

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Pleasanton Unified School District

Office AddressN/A

ContactsNo contact information available

Full Description

Excavation, grading, compaction, and preparation of sub-base for synthetic turf and site improvements, including erosion control and management of differing site conditions.