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, August 19 at 2:00 PM EDT

Register Free →

Search

Top

Back to Contracts

Excavation and Earthwork Services

Active

State & Local

Response Deadline08/25/2026, 08:30:00 PM UTC

Contract Overview

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

AI Contract Overview

Show more

The Riverside County Flood Control And Water Conservation District in California is seeking a subcontractor for excavation and earthwork services located in Colton, California. The scope of work involves excavation and backfill operations across 12 specific repair locations, requiring the removal of 9 cubic yards of material and the placement of 59 cubic yards of backfill. This opportunity was posted on August 15, 2026, and requires a response by August 25, 2026. The project falls under NAICS code 238910 and is managed through the BidAmerica platform.

General Info

Subcontractor needed for excavation and earthwork repairs in Colton, California by August 25.

Agency

California → Riverside County Flood Control And Water Conservation DistrictView Agency

NAICS

238910 - Site Preparation ContractorsView NAICS

Place of Performance

Colton, CA, 92324, USA

Set-Aside

NONE

Documents

This scope was carved out of 20260814022.

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

View the prime solicitation

Highgrove Channel Slope Repairs

AI Contract Breakdown

Uniform Contract Format

No contract breakdown available.

Cannot generate Contract Breakdown because no documents were found from this contract's source.

Timeline

PostedAug 15

subcontract

Response DeadlineAug 25

Submission deadline

Response Deadline

08/25/2026, 08:30:00 PM UTCin 9 days

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 → Riverside County Flood Control And Water Conservation District

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → Riverside County Flood Control And Water Conservation District

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Show more

Excavation and backfill operations at 12 repair locations, including 9 cubic yards of excavation and 59 cubic yards of backfill.

Similar Contracts

Same NAICS industry code

Monterey One - Renewable Energy Improvements (CP361), Marina, CA

Solicitation # monterey-one-renewable-energy-improvements-cp361-marina-ca

GSE Construction Co., Inc. is seeking quotes from qualified subcontractors and suppliers for the Monterey One Water Regional Treatment Plant CP361 Renewable Energy Improvements Project in Marina, California. The scope of work involves extensive upgrades to the facility, including the replacement of digester gas piping, safety equipment, and roof hatches, as well as concrete repairs and recoating of the digesters and digester building. Additional requirements include the installation of level measurement devices, owner-furnished linear generators, biogas conditioning equipment, an RNG upgrading system with a PG&E injection pipeline, and the replacement of the steam system with a heating water boiler and hydronic system. The project also entails replacing waste gas flares and the demolition of the Cogen facility. This solicitation is open to bidders under several NAICS codes, including 237310, 238110, 238120, 238190, 238320, 238220, and 238210. The project supports Disadvantaged Business Enterprise, Minority Business Enterprise, and Woman Business Enterprise certifications. Interested parties must request project documents via email to estimating@gseconstruction.com. The response deadline for this opportunity is August 20, 2026.

GSE Construction Co., Inc.

POSTED

about 3 hours ago

DEADLINE

Kerr Lake Campground & Maintenance Area

Solicitation # kerr-lake-campground-maintenance-area

The Kerr Lake Campground and Maintenance Area project involves the upgrading of 100 campsites and two glasshouses in North Carolina. This solicitation is issued by H.G. Reynolds Co., Inc, with Jesse Hill serving as the primary point of contact. The project falls under several NAICS codes, primarily 238910, and is designated as a set-aside for various small business categories, including Small Disadvantaged, Women-Owned, HUBZone, and Veteran-Owned small businesses. The solicitation was posted on August 17, 2026, with a response deadline of August 19, 2026. Interested parties can find further details through the provided SBA link to ensure compliance with the specific requirements for the campground and maintenance area improvements.

H.G. Reynolds Co., Inc

POSTED

about 3 hours ago

DEADLINE

Portable Building Site Preparation for Ackerman Charter School District (Rebid)

Solicitation # portable-building-site-preparation-ackerman-charter-school-district-rebid

The Ackerman Charter School District is seeking bids for a rebid project involving portable building site preparation located in Auburn, Placer County, California. This solicitation, identified as contract number 26-110, is being managed by Martin General Engineering, Inc. The project falls under NAICS code 238910 and includes a set-aside for Disadvantaged Veteran Business Enterprises within the state of California. Interested parties must submit their responses by the deadline of August 28, 2026. Primary inquiries and coordination for this opportunity should be directed to Giovanni Romero via the estimating department at Martin General Engineering.

Martin General Engineering, Inc

POSTED

about 3 hours ago

DEADLINE

SEA S Concourse Evolution (SCE) – Bid Package 02

Solicitation # sea-s-concourse-evolution-sce-bid-package-02

The S Concourse Evolution (SCE) Bid Package 02 is a solicitation for construction services at the Seattle-Tacoma International Airport, managed by Hensel Phelps as the General Contractor/Construction Manager. This 8(a) Small Disadvantaged Business set-aside project encompasses a wide range of infrastructure and specialized systems, including demolition and abatement, building concrete retrofit, structural steel, fire suppression, site paving, runway and taxi marking, deep foundations, site utilities, aviation fueling systems, and baggage handling systems. The estimated total contract value ranges from approximately 124.6 million to 143.7 million dollars, with individual subsystem budgets varying from 600,000 dollars for runway marking to 50 million dollars for demolition and abatement. Bids must be submitted via email to the designated point of contact by September 1, 2026, using the provided bid forms and including a required Bidders Bond. The project is governed by a Project Labor Agreement and requires all subcontractors to execute Hensel Phelps standard subcontract forms and provide a Workers Compensation Waiver of Subrogation. Additionally, 100 percent payment and performance bonds are mandatory for all subcontracts exceeding 100,000 dollars. Performance takes place in Washington, and the procurement is conducted pursuant to RCW 39.10.380.

POSTED

about 3 hours ago

DEADLINE

S79 EXPRESS STORE – CAMP DODGE

Solicitation # C548SI506

The Iowa Department of Public Defense is soliciting professional services for the demolition of the existing S56 building and the subsequent construction of a new Exchange Store at Camp Dodge in Johnston, Iowa. This project, identified as solicitation C548SI506, is managed by issuing officer Philip Payton. Interested parties must submit their responses by the deadline of September 8, 2026. Further details regarding the project requirements and submission process can be accessed through the IMPACS system or the official Iowa bid opportunities portal.

Department of Public Defense

POSTED

DEADLINE

Excavation and Trenching with Safety ComplianceThe County of Ventura Public Works Agency is seeking a subcontractor for an excavation and trenching project located in Ventura, California. The scope of work involves the excavation for drainage structures, which includes sawcutting, potholing, and the implementation of trench safety measures. A critical requirement of the contract is strict adherence to Cal-OSHA confined space entry protocols to ensure worker safety. This opportunity was posted on August 15, 2026, and requires a response by the deadline of August 27, 2026. The project falls under NAICS code 238910 and is managed by the state of California. Interested parties can find further details and submission guidelines through the provided BidAmerica link.

County of Ventura Public Works Agency

POSTED

DEADLINE

Elm Ave Tree Well Replacement Project (7th To Van Ness)

Solicitation # 20260814010

The City of Coalinga is soliciting bids for the Elm Avenue Tree Well Replacement Project, located between 7th Street and Grant Street. The scope of work involves removing existing tree grates, soil, and pea gravel while ensuring the protection of root balls and irrigation systems. The project requires the installation of Rubberway single-layer porous pavement tree wells to improve pedestrian accessibility and tree health, along with the planting of eleven Chinese Pistache trees according to city standards. This solicitation, identified as Bid PW 25-006, is managed by Tri City Engineering with a response deadline of September 1, 2026. All removed grates must be delivered to the city storage yard, and new plantings must be connected to existing irrigation systems. The project is categorized under NAICS code 238910 and will be performed in Coalinga, California.

City of Coalinga

POSTED

DEADLINE

Shoring, Sheeting, and Bracing InstallationThe Orange County Sanitation District in California is seeking a subcontractor for the design and installation of shoring, sheeting, and bracing systems. The primary objective of this project is to implement temporary earth retention systems to ensure excavation safety during the repair of wet wells. The work will be performed in Fountain Valley, California, under NAICS code 238910. This opportunity was posted on August 15, 2026, with a response deadline of August 22, 2026. Interested parties must submit their responses by the specified deadline to be considered for this subcontracting role.

Orange County Sanitation District

POSTED

DEADLINE

Anthony Munoz Gymnasium

Solicitation # 20260813036

The City of Ontario in California has issued solicitation number 20260813036 for the Anthony Munoz Gymnasium project. This SLED organization opportunity falls under NAICS code 238910 and is located in Ontario, California. Interested parties must submit their responses by the deadline of September 24, 2026, at 9:00 PM. The primary point of contact for this bid is the Purchasing Department, which can be reached via email at purchasing@ontarioca.gov or by phone at 909-395-2012.

City of Ontario

POSTED

DEADLINE

in about 1 month

RFB-IS-27200083 - 2725047 - FENCE REPLACEMENT- CAMP 19 (MANDATORY JOB WALK) - Closing: 9/1/2026 12:00 PM

Solicitation # 231485

This solicitation, issued by Los Angeles County in California, is for a fence replacement project located at Camp 19. The contract falls under NAICS code 238910 and requires a mandatory job walk for interested bidders. The response deadline for this opportunity is September 1, 2026, at 7:00 PM. Eduardo Moreno serves as the primary point of contact for this project, which is being managed through the Los Angeles County SLED organization.

Los Angeles County

POSTED

DEADLINE

S79 EXPRESS STORE – CAMP DODGE

Solicitation # C548SI506

The Iowa Department of Public Safety is soliciting professional services for a construction project at Camp Dodge. The scope of work involves the demolition of the existing S56 building and the subsequent construction of a new S79 Express Store. Interested parties must submit their responses by September 8, 2026, in accordance with solicitation number DASIowa-C548SI506. Primary inquiries regarding this project should be directed to Philip Payton.

POSTED

DEADLINE

Sewer Force Main InstallationThe Sewer Force Main Installation is a subcontract opportunity issued by Garney Pacific, Inc. for the installation of a pressurized sewer force main. The scope of work specifically includes HDPE fusion, the placement of thrust blocks, and the final connection to pump stations. This project falls under NAICS code 238910 and is designated as a set-aside for various small business categories, including Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone, and Veteran-Owned Small Businesses. The solicitation was posted on August 15, 2026, with a response deadline of September 1, 2026. Interested parties can find further details through the provided SBA link regarding the sanitary sewer recycled water project in California.

Garney Pacific, Inc.

POSTED

DEADLINE

More opportunities from California → Riverside County Flood Control And Water Conservation District

Same awarding agency

Project Inspection and Quality AssuranceThe Project Inspection and Quality Assurance subcontract is issued by the Riverside County Flood Control And Water Conservation District in California. This contract focuses on third-party inspection services to ensure structural integrity and compliance with concrete placement standards, specifically adhering to Standard Drawing CH326. The work is to be performed in Colton, California, under NAICS code 541330. The solicitation was posted on August 15, 2026, with a response deadline of August 25, 2026. Interested parties can find further details and submission guidelines through the provided BidAmerica portal.

Engineering Services

POSTED

DEADLINE

Reinforcing Steel (Rebar) Supply and FabricationThis subcontract for the Riverside County Flood Control And Water Conservation District in California involves the supply and fabrication of steel reinforcement for concrete panels. The work must adhere to all project specifications, specifically requiring a minimum concrete cover of three inches. The project is located in Colton, California, and falls under NAICS code 332312. Interested parties must submit their responses by the deadline of August 25, 2026.

Fabricated Structural Metal Manufacturing

POSTED

DEADLINE

Ready-Mix Concrete SupplyThe Riverside County Flood Control And Water Conservation District in California is seeking a subcontractor for the supply of 37 cubic yards of Class A concrete. This material is required specifically for concrete panel replacements and patching operations located in Colton, California 92324. The solicitation was posted on August 15, 2026, and the deadline for responses is August 25, 2026. This procurement falls under NAICS code 327320 and is managed through the BidAmerica platform.

Ready-Mix Concrete Manufacturing

POSTED

DEADLINE

Concrete Slope Panel Replacement & Structural RepairsThe Riverside County Flood Control And Water Conservation District is seeking a subcontractor for the Concrete Slope Panel Replacement and Structural Repairs project located in Colton, California. The scope of work involves the full replacement of 12 deteriorated concrete slope panels within a flood control channel, requiring the installation of formwork, reinforcement, and the placement of Class A concrete. This opportunity is categorized under NAICS code 238110. Interested parties must submit their responses by the deadline of August 25, 2026, at 8:30 PM.

Poured Concrete Foundation and Structure Contractors

POSTED

DEADLINE

Highgrove Channel Slope Repairs

Solicitation # 20260814022

The Riverside County Flood Control And Water Conservation District is soliciting bids for the Highgrove Channel Slope Repairs project in Colton, California. The contractor is responsible for providing all necessary labor, materials, equipment, and supervision to repair twelve specific locations along a 6,040-linear-foot concrete-lined flood control channel between Main Street and Orange Street. The scope of work includes full panel replacements and localized concrete patch repairs to address significant deterioration, with estimated quantities involving 9 cubic yards of excavation, 59 cubic yards of backfill, and 37 cubic yards of concrete. This solicitation, identified by bid number FCARC-00206 and solicitation number 20260814022, falls under NAICS code 237990. The response deadline for this project is August 25, 2026. Primary points of contact for the project include Brenda Bush, Marilyn Weisenberg, and Jeff Shim.

Other Heavy and Civil Engineering Construction

POSTED

DEADLINE