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

LiveFree Webinar — Wednesday, September 30 at 2:00 PM EDT

Register Free →

This Government Contract opportunity from California was posted on August 15, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Earthwork and Site Preparation

Closed
State & Local

Contract Overview

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

Active Opportunities Like This One

NAICS: 237310
New
Federal
Airfield Civil Works IDIQ
Solicitation # FA481926R0029
Solicitation FA481926R0029 is a 100% Small Business Set-Aside for a Firm-Fixed-Price Indefinite Delivery, Indefinite Quantity (IDIQ) contract to perform airfield civil works at Tyndall Air Force Base. The contract has a ceiling of 70 million dollars and a total performance period of 1,825 calendar days, consisting of a base year and four option years. The scope of work includes the demolition, repair, and new construction of heavy-load airfield pavements using Portland Cement Concrete, Hot Mix Asphalt, and interlocking pavers, as well as associated earthwork, grading, rubber removal, and pavement striping. Due to the active military flightline environment, the contractor must adhere to strict flightline safety protocols, Foreign Object Debris prevention, and coordination with Air Traffic Control. The project involves significant environmental and technical constraints, including the handling and disposal of contaminated soils and groundwater impacted by Aqueous Film Forming Foam (AFFF) and adherence to Unified Facilities Guide Specifications and DoD safety manual EM 385-1-1. Award will be based on a Subjective Best Value Tradeoff, where non-price factors, specifically technical approach and past performance, are considered significantly more important than price. Proposals must be submitted via the PIEE Solicitation module in four distinct volumes, with a final submission deadline of October 5, 2026, at 9:30 AM CDT. Contractors are required to provide proof of financial responsibility and maintain bonding capacity of 5 million dollars for single projects and 20 million dollars in aggregate.
FA4819 325 Cons Pkp

POSTED

about 17 hours ago

DEADLINE

in 5 days
NAICS: 237310
New
Federal
Bonneville Lock and Dam - Navigation Lock 1 Bridge Replacement
Solicitation # W9127N26BA024
Solicitation W9127N26BA024 is a total small business set-aside for the replacement of the Navigation Lock 1 Bridge at the Bonneville Lock and Dam in Cascade Locks, Oregon. The project involves replacing the existing bridge with a new single-span steel girder bridge featuring a concrete deck, two travel lanes, and a sidewalk. The scope includes partial demolition of the existing bridge, construction of approach roadways, and the installation of a concrete stub abutment anchored into rock and a concrete abutment supported by drilled shafts. Due to the requirement that vehicular access remain open throughout construction, the work will likely be performed in phases. The project also requires lead and asbestos removal, barge crane lifting near high-voltage power lines, and adherence to strict environmental and seasonal restrictions, including marine mammal protections governed by an Incidental Harassmen Authorization. The procurement is a sealed-bid invitation for bid with an estimated magnitude between 10 million and 25 million dollars. The period of performance has been amended to 1,295 calendar days from the notice to proceed to accommodate in-water work windows for 2029 and 2030. Key technical requirements include pre-qualification for ground anchors and jet grouting, as well as the employment of professional archaeological monitors for ground disturbance. Bidders must provide a bid guarantee and are required to furnish performance and payment bonds totaling 100 percent of the original contract price. The solicitation closing date was extended to October 8, 2026, with bids submitted electronically via email. Compliance with CMMC Level 1 and Davis-Bacon Act prevailing wage requirements is mandatory.
W071 Endist Portland

POSTED

about 17 hours ago

DEADLINE

in 9 days
NAICS: 237310
New
Federal
CO NP BLCA 10(1) South Rim Drive
Solicitation # 6982AF26Q000022
The South Rim Drive Improvement project, identified by solicitation number 6982AF26Q000022, is a safety-driven initiative by the National Park Service to restore roadside protection at Black Canyon of the Gunnison National Park in Montrose County, Colorado. Following wildfire damage, the project requires the removal of existing roadside hazards and the installation of modern, crash-tested steel guardrail systems with a specialized weathered-look finish at twelve distinct locations. The scope of work encompasses selective boulder removal and relocation, site grading, shoulder stabilization, post-hole excavation, and comprehensive traffic control involving one-lane closures and flagging operations. Due to the specialized nature of the aesthetic coatings and an estimated eight-week procurement lead time, the contract is structured to allow for early material ordering during the winter months. This solicitation is a small business set-aside under NAICS code 237310, with an estimated cost range between $700,000 and $2,000,000. The anticipated construction schedule is set for early April 2027 through late May 2027, with a final completion deadline of June 15, 2027. The government will utilize a comparative evaluation method to select the most advantageous single awardee, assessing technical approaches and relevant experience rather than solely focusing on the lowest price. Bidders must adhere to FP-24 Standard Specifications, comply with the Buy American Act, and meet various regulatory requirements including the Davis-Bacon Act and environmental standards for stormwater pollution prevention. Required submissions include a detailed bid schedule, technical approach, and evidence of key personnel experience, along with necessary performance and payment bonds.
6982AF Central Federal Lands Divisi

POSTED

about 17 hours ago

DEADLINE

in 9 days
NAICS: 237310
New
Federal
Y1DA--Sidewalk Replacement Throughout Lyons Campus
Solicitation # 36C24226B0061
This is a 100% Service-Disabled Veteran-Owned Small Business (SDVOSB) set-aside for sidewalk replacement at the VA New Jersey Healthcare System Lyons Campus located at 151 Knollcroft Road, Lyons, New Jersey. The project requires the complete removal and replacement of approximately 12,180 square feet of damaged concrete sidewalks across multiple locations including Buildings 143 and 57, Buildings 53 and 54, the 1st Circle area encompassing Buildings 1 through 11, and Knollcroft Road. The contractor must provide all labor, materials, and equipment, including a dumpster and safety fencing to secure the work zones and prevent patient access. Work includes demolition using saws and jackhammers, removal of debris, installation of forms made from premium 2x6 lumber, placement of ¾-inch gravel base and #6 wire mesh reinforcement, pouring of 4,000 PSI concrete at least five inches thick, curing overnight, reinstalling ADA-compliant warning pads, and restoring surroundings with topsoil and grass seed. All curb work totaling 1,500 square feet must be saw-cut and rebuilt to code. The contractor is responsible for removing all debris, fencing, and dumpsters upon completion and reopening the sidewalks. The contracting office is the Department of Veterans Affairs Network Contracting Office 02, and all bids must be submitted electronically via SAM.gov; faxed or hand-delivered proposals are not accepted. Offerors must be registered in SAM.gov and verified as an SDVOSB in the SBA’s VIP database prior to submission and award. The NAICS code is 237310 with a size standard of $45 million, and the estimated project value ranges between $250,000 and $500,000. All personnel must hold current 30-hour OSHA safety certifications, and wages must comply with Davis-Bacon rates for Somerset County, New Jersey. The entire scope of work must be completed within 10 calendar days from the Notice to Proceed. The full solicitation, including detailed drawings and statement of work, is scheduled to be posted on SAM.gov on or about August 21, 2026, with responses due by August 19, 2026. Bonding is required, and all contract performance is subject to VA specifications and federal construction standards.
242-NETWORK Contract Office 02 (36C242)

POSTED

about 17 hours ago

DEADLINE

in 9 days
NAICS: 237310
New
SLED
IFB#161200 Enhanced Operations Equip. Snow Removal
Solicitation # 161200
The Virginia Department of Transportation is soliciting bids for IFB 161200 to provide enhanced operations equipment and experienced operators for snow and ice removal services. The contract covers limited access primaries and interstates within the Salem District, specifically targeting I-77 in Carroll County and I-81 and the I-581/220 Expressway in Montgomery, Pulaski, Roanoke, and Botetourt Counties. The initial contract period runs from the date of award through May 1, 2028. Bids must be submitted by 1:00 PM EST on October 5, 2026, with a virtual public bid opening scheduled for the following morning. The contract will be awarded to the lowest responsive and responsible bidder, with priority given to DSBSD-certified micro and small businesses. Qualified firms must provide various types of equipment, including one-ton dump trucks, multi-axle vehicles, tractors, skid steers, and motorgraders, all meeting specific horsepower and attachment requirements. Contractors are required to maintain continuous operations, report to requested locations within two hours of notification, and ensure all equipment is fully rigged and operational for pre-season inspections. Mandatory documentation includes the Vendor Qualification/Equipment Inventory Certification, the State Corporation Commission registration, and a Small Business Subcontracting Plan for non-certified firms. Additionally, all work vehicles must display the contractor's company name via permanent or magnetic decals on both sides. Compensation includes fixed annual mobilization/demobilization payments per piece of equipment, multi-vehicle bonuses, and hourly rates for training and support vehicles.
Virginia Department of Transportation

POSTED

1 day ago

DEADLINE

in 10 days
NAICS: 237310
New
SLED
Roads, Parking Lots, and Signage Improvements at the Naval Weapons Station Seal Beach
Solicitation # 255105
The Orange County Transportation Authority is soliciting bids for roadway, parking lot, and signage improvements at the Naval Weapons Station Seal Beach in California. With an engineer's estimate of 1,111,000 dollars, the project scope includes pavement preservation through slurry seal and crack sealing, the installation of pavement markings for crosswalks and accessible or electric vehicle parking, and the replacement of traffic and regulatory signage on compliant breakaway posts. All work must adhere to Caltrans 2025 Standard Specifications, CA MUTCD requirements, and Level 3 Health, Safety, and Environmental specifications. The contract will be awarded to the lowest responsive and responsible bidder holding a valid State of California C12 or C32 license. The selected contractor must complete all work within 117 calendar days from the Notice to Proceed. Key requirements include the provision of performance and payment bonds, weekly payroll submissions in compliance with California prevailing wage laws, and strict adherence to security vetting for personnel accessing the naval installation. The agreement includes a one-year warranty period for materials and workmanship and requires the contractor to indemnify the Authority against all claims. Bids are due by November 16, 2026, and must include a bid bond of at least 10 percent of the total bid price.
F&A-Contracts Administration and Materials Management

POSTED

1 day ago

DEADLINE

in about 2 months

AI Contract Overview

Show more

This subcontract for Earthwork and Site Preparation involves performing general earthwork, excavation, and subgrade preparation for wet well rehabilitation projects for the Orange County Sanitation District in Fountain Valley, California. The scope of work includes executing excavation, backfilling, and pavement subgrade preparation in accordance with Section 02232, utilizing sand slurry for compaction and employing excavators, compactors, and graders to deliver a fully graded and compacted site. All operations must adhere to ASTM D 1557 and Greenbook Standard Specifications. The opportunity was posted on August 15, 2026, with a response deadline of August 22, 2026, falling under NAICS code 237310.

General Info

Earthwork and site preparation subcontract for Orange County Sanitation District wet well rehabilitation.

Place of Performance

Fountain Valley, CA, 92708, USA

Set-Aside

NONE

Documents

This scope was carved out of FRC-0020.

The full solicitation package (3 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

College Pump Station Wet Well Rehabilitation

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
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

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

Show more
AgencyCalifornia → Orange County Sanitation District
ContactsNo contacts available
OfficeN/A
Office AddressN/A
ContactsNo contact information available

Full Description

Show more
Performs general earthwork, excavation, and subgrade preparation for prime contractors on Orange County Sanitation District wet well rehabilitation projects. Executes excavation, backfilling, and pavement subgrade preparation per Section 02232, utilizing sand slurry for compaction. Uses excavators, compactors, and graders. Follows ASTM D 1557 and Greenbook Standard Specifications. Delivers a graded and compacted site.

More opportunities from California → Orange County Sanitation District

Same awarding agency

NAICS: 541611
SLED
Industrial Facility Verification Project
Solicitation # CS-2026-739BD
The Orange County Sanitation District (OC San) has issued a Request for Proposals for the Industrial Facility Verification Project, solicitation number CS-2026-739BD. The project requires a qualified third-party professional consultant to perform tele-verification and field verification for 5,959 Tier 2 candidate facilities to confirm business identities, operational statuses, and observable industrial activities. This data collection effort supports the agency's Industrial Waste Survey and Pretreatment Program. The scope includes attempting tele-verification for 5,124 businesses and field verification for 1,337 businesses, with deliverables consisting of a standardized verification dataset and geotagged, timestamped photographic documentation. The entire project must be completed within approximately 90 business days following the Notice to Proceed, following a structured timeline of kickoff, tele-verification, field verification, and final reporting. Proposals must be submitted electronically via the OpenGov Procurement portal by 2:00 pm on October 26, 2026. Submissions must be divided into a technical proposal, which must exclude cost information, and a separate cost proposal file. OC San will award the contract to the proposer offering the most advantageous or best value proposal based on the best interest of the district, rather than simply selecting the lowest price. The evaluation process may include shortlisting consultants for interviews or requesting a Best and Final Offer (BAFO). Selected contractors must adhere to strict safety standards, meet specific insurance requirements, and comply with California prevailing wage laws. Payment is structured on a Net 30-day basis upon approval of itemized invoices.
Administrative Management and General Management Consulting Services

POSTED

14 days ago

DEADLINE

in 27 days
View Details
NAICS: 238220
SLED
Truck Loading Biofilter Media Replacement At Plant No. 2 (FR2-0034)
Solicitation # S-2026-736BD
The Orange County Sanitation District is soliciting bids under solicitation number S-2026-736BD for the procurement, removal, and replacement of fouled biofilter media at the Truck Loading Biofilter System at Plant No. 2 in Huntington Beach, California. The project requires the contractor to provide all labor, equipment, and materials to extract and dispose of existing media and mesh at a permitted landfill, followed by the installation of new Biorem-manufactured media. To maintain odor control, only one biofilter cell may be removed from service at any given time. The scope also includes cleaning and inspecting the air distribution system, verifying media elevations, and restoring all disturbed areas to their original condition. Bids must be submitted electronically via the OpenGov portal by 2:00 pm on October 20, 2026, and are only available to companies that attended the mandatory job walk on September 24, 2026. The contract will be awarded to the lowest responsive and responsible bidder. Required submission documents include a Non-Collusion Affidavit, a list of licensed subcontractors, safety programs with OSHA logs, and financial resource forms. Contractors must be registered with the California Department of Industrial Relations and comply with California Air Resources Board mobile source regulations. Payment terms are Net 30 days upon receipt of itemized invoices. Total estimated costs for the project include service visits, media sampling, and delivery and installation oversight, totaling approximately 278,000 dollars.
Plumbing, Heating, and Air-Conditioning Contractors

POSTED

16 days ago

DEADLINE

in 21 days
View Details
NAICS: 562219
SLED
Biosolids Management Services
Solicitation # S-2026-741BD
The Orange County Sanitation District (OC San) is soliciting proposals for Biosolids Management Services under solicitation S-2026-741BD. The selected contractor or contractors, up to three in total, will be responsible for the management and beneficial reuse of approximately 300 wet tons of biosolids per day from Reclamation Plants No. 1 and No. 2. The scope of work includes hauling and processing through composting, land application, or other qualifying management practices, while adhering to OC San's Biosolids Contractor Requirements, CCR Title 22 nonhazardous standards, and specific Class A and B pathogen requirements. The contract term is 1,646 days, beginning December 26, 2026, and ending June 30, 2031, with the possibility of four one-year renewals at the agency's discretion. Proposals must be submitted via the OpenGov portal by October 20, 2026, at 2:00 pm. Evaluation is based on a best-value approach, with technical scoring weighted toward the work plan (37.9%), firm qualifications (31.1%), and staffing and organization (31.1%), alongside a separate cost evaluation. The pricing structure is based on unit costs per wet ton, with OC San specifically evaluating the 150 tons per day line item. Awarded contractors must comply with California DIR prevailing wage laws, meet stringent safety and insurance standards, and provide a customized Biosolids Management Plan. Payment terms are Net 30 days upon approval of itemized invoices.
Other Nonhazardous Waste Treatment and Disposal

POSTED

19 days ago

DEADLINE

in 20 days
View Details

Find Active Opportunities Like This

Get AI-powered intelligence on the opportunities still open

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

Miguel
Hillary
Keith Deutsch
Christine

Join 750+ contractors already using CLEATUS