This Solicitation opportunity from California was posted on August 24, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Los Penasquitos Canyon Preserve Outdoor Classroom

Closed

20260823015State & Local

Submission Closed09/11/2026, 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

Gravity Sewer and Diversion ConstructionThis subcontract for Gravity Sewer and Diversion Construction involves installing gravity sewer systems and constructing a new diversion structure for prime contractors working on Gwinnett County Department of Water Resources projects. The scope of work focuses on the delivery of completed sewer lines and essential diversion infrastructure under NAICS code 237990. The opportunity was posted on October 21, 2026, with a response deadline of December 8, 2026. This project is managed through the Gwinnett County Government in Georgia.

Gwinnett County Government

POSTED

DEADLINE

ALTA, RIVERVIEW, AND KINGS CANYON HIGH WELL DRILLING PHASE

Solicitation # alta-riverview-kings-canyon-high-well-drilling-phase

The Kings Canyon Unified School District is soliciting bids for Project No. 1000316-001C, which involves the well drilling phase for Alta, Riverview, and Kings Canyon High schools. The project scope covers multiple locations across Reedley, Parlier, Dinuba, and Fresno, California. This solicitation is categorized under NAICS code 237990 and is managed through Anthony J. Prieto Water Well Drilling, Inc. This opportunity is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. The solicitation was posted on October 21, 2026, with a response deadline of November 10, 2026. Interested parties may contact Jennah Castagna for further information regarding the bidding process.

Anthony J. Prieto Water Well Drilling, Inc.

POSTED

DEADLINE

ARWA Carrizo System Expansion: Well Drilling

Solicitation # arwa-carrizo-system-expansion-well-drilling

The Alliance Regional Water Authority is seeking bids for the Carrizo System Expansion project focusing on well drilling services located in Rosanky, Texas. This solicitation, identified as ARWA IFB Number 2026-001, is managed by Hydro Resources - Mid Continent, Inc. and falls under NAICS code 237990. The opportunity is specifically set aside for Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 3, 2026. Primary coordination for this contract is handled by Amy Majors.

Hydro Resources - Mid Continent, 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 conducted for the Inland Empire Utilities Agency and falls under NAICS code 237990. The opportunity is specifically seeking certified DBE and DVBE subcontractors and suppliers, with set-asides available for various small business categories including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. Interested parties must submit their responses by November 5, 2026. Primary inquiries should be directed to Gio Marquez via the provided estimating email or phone contact.

Empire Equipment Service, Inc.

POSTED

DEADLINE

Site Compliance and Improvements - Patton Landing

Solicitation # site-compliance-improvements-patton-landing

The Site Compliance and Improvements project for Patton Landing is a solicitation issued by the State of California Department of General Services, Real Estate Services Division, Project Management and Development Branch. Located in Carnelian Bay, Placer County, California, this project focuses on site compliance and infrastructure enhancements under project number 13891. The solicitation is specifically set aside for SBA certified Service-Disabled Veteran Owned Small Businesses and Disadvantaged Business Enterprises, falling under NAICS code 237990. Interested parties must submit their responses by the deadline of November 10, 2026. The procurement process is being managed through Resource Development Company LLC, with Nayvi Waite serving as the primary point of contact for inquiries. This opportunity emphasizes the state's commitment to utilizing certified small and disadvantaged businesses for regional site improvement efforts.

Resource Development Company LLC

POSTED

DEADLINE

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, focusing on specialized infrastructure construction and modernization efforts for the rail system. The notice was posted on October 21, 2026, with a response deadline set for September 30, 2027. Interested parties can find further details and manage their bids through the official WMATA supplier portal.

Washington Metropolitan Area Transit Authority

POSTED

DEADLINE

Water Diversion and Cofferdam ConstructionThis subcontract opportunity involves providing specialized water control and lake drawdown services for dam rehabilitation projects managed by the Gwinnett County Government in Georgia. The selected contractor will be responsible for draining the lake, constructing a cofferdam, and installing and maintaining a water diversion system to ensure a dry work area is delivered and maintained for the prime contractors. The project falls under NAICS code 237990 and was posted on October 21, 2026. Interested parties must submit their responses by the deadline of December 9, 2026.

Gwinnett County Government

POSTED

DEADLINE

BL148-26, Tribble Mill Dam No. 2 (Chandler Lake) Rehabilitation

Solicitation # BL148-26

The Gwinnett County Board of Commissioners is soliciting sealed bids for the rehabilitation of Tribble Mill Dam No. 2 at Chandler Lake, located in Tribble Mill Park, Georgia. This project involves the repair of a low-hazard Category II dam and includes a scope of work consisting of site preparation, the installation of erosion control and temporary access roads, lake draining, the construction of a cofferdam, and the implementation of a water diversion system. A key technical requirement is the installation of a cured-in-place pipe lining within the spillway pipe. All bidding must conform to O.C.G.A. §36-91-20 to -22, and detailed technical specifications are available digitally via Hazen and Sawyer through QuestCDN. The deadline for the submission of sealed bids is 2:50 P.M. on December 9, 2026, with a virtual bid opening to follow via Microsoft Teams. Inquiries must be directed to Anna West by November 18, 2026. The project timeline requires substantial completion and operational readiness within 365 days of the contract commencement, with final completion and payment eligibility occurring 30 days thereafter. Please note that any person or firm on the Gwinnett County ineligible source list is prohibited from submitting offers.

Gwinnett County Government

POSTED

DEADLINE

Y--MRG LSARI PROJECT DESIGN-BUILD CONTRACT

Solicitation # 140RR027R0012

The MRG-LSARI Project Design-Build Contract, managed by the Department of the Interior's Reclamation Contracting Activity, has undergone a formal solicitation number change. The project has transitioned from the old solicitation number 140R4026R0019 to the new solicitation number 140RR027R0012. All future inquiries, document searches, and updates regarding this requirement should be conducted using the updated number. This special notice is associated with NAICS code 237990 and is administered by the office located in Denver, Colorado. For further information or coordination, the primary point of contact is Tina Villegas.

Reclamation Contracting Activity

POSTED

DEADLINE

RIO DE LA PLATA FLOOD CONTROL PROJECT, SUPPLEMENTAL CONTRACT 1 PROJECT LOCATION: DORADO AND TOA BAJA, PUERTO RICO

Solicitation # W51DQV26RA002

Solicitation W51DQV26RA002 is a full and open competition for a firm-fixed-price design-bid-build construction contract for the Rio de la Plata Flood Control Project, Supplemental Contract 1, located in Dorado and Toa Baja, Puerto Rico. Managed by the U.S. Army Corps of Engineers under NAICS code 237990, the project has an estimated magnitude between 250 million and 350 million dollars. The scope of work involves extensive river channel widening and modifications across approximately 1.6 miles, the construction of 3.1 miles of earthen levees, and the installation of four concrete culverts with pre-cast pipes and composite flap gates. Additional requirements include the relocation of water, sewer, and electrical utilities, scour protection, demolition of abandoned structures, and wetland mitigation. The estimated period of performance is 1619 calendar days following the receipt of the Notice to Proceed, though offerors are cautioned that all real estate rights for site access have not yet been obtained and will be secured prior to the full notice. Proposals must be submitted electronically via the Procurement Integrated Enterprise Environment portal. Awardees are required to provide payment and performance bonds equal to the total bid price within 10 days of award, and firms other than small businesses must submit a subcontracting plan per FAR Part 19. The project also requires the delivery of an operations and maintenance manual detailing procedures for restoring levee geometry after seismic events.

W2SR Endist Caribbean(provis)

POSTED

DEADLINE

P110 CAPE CANAVERAL RAILHEAD AND TRANSFER FACILITIES AT KENNEDY SPACE CENTER, FLORIDA

Solicitation # N6945027R0006

Navfacsyscom Southeast

POSTED

DEADLINE

Gravesite Expansion Florence National Cemetery 943CM3023

Solicitation # 36C78627Q0018

The National Cemetery Administration Southeast District is seeking sources for general construction services to execute a gravesite expansion at the Florence National Cemetery in South Carolina. This project involves the installation of approximately 3,813 additional pre-placed crypt interment spaces across sections BB through FF and the expansion of the columbarium court with roughly 1,000 new double-sided niche walls. The scope of work also includes the construction of two new roads with asphalt paving and curbing, the implementation of stormwater management infrastructure featuring two detention ponds, and the extension of potable water, sanitary sewer, natural gas, and electrical/communications utilities. The total performance period is 456 calendar days from the issuance of the notice-to-proceed. This opportunity is designated as a Service-Disabled Veteran-Owned Small Business set-aside under NAICS code 237990. Eligible firms must be registered in the System for Award Management and the Vendor Information Portal, with SDVOSB or VOSB claimants requiring certification in the VETBIZ database. A critical requirement is the submission of the VA Notice of Limitations on Subcontracting certification, which stipulates that the contractor shall not pay more than 85 percent of the government-paid amount to firms that are not certified SDVOSBs or VOSBs, excluding the cost of materials. Interested parties must submit a capability statement and the required certifications by November 9, 2026, to be considered for any forthcoming solicitation.

National Cemetery Administration (36C786)

POSTED

about 11 hours ago

DEADLINE

in 19 days

AI Contract Overview

The County of San Diego Department of Parks and Recreation is soliciting sealed bids for the Los Penasquitos Canyon Preserve Outdoor Classroom project, located at 12122 Canyonside Park Drive, San Diego, California. The scope of work includes the installation of a shade structure, miscellaneous electrical work, and comprehensive landscaping and irrigation components, such as irrigation controller systems and soil amendments. Construction must adhere to the 2025 Caltrans Standard Specifications, which take precedence over the 2021 Greenbook Standard Specifications for Public Works Construction. Key technical requirements include specific concrete strength of 4500 PSI, ASTM A-615 Grade 60 reinforcement steel, and strict compliance with state and ADA accessibility requirements for all stairs and parking areas. The contract will be awarded to the lowest responsive and responsible offeror who has been prequalified by the County. Bidders must provide a bid security of at least ten percent of the bid amount and, upon award, furnish performance and payment bonds for one hundred percent of the contract value. Prime contractors are required to meet a three percent small-local business subcontractor participation mandate. The project includes a 90-calendar day maintenance and plant establishment period following construction. Bids are due by September 11, 2026, and must be submitted using official County forms via the BuyNet portal.