This Solicitation opportunity from California was posted on August 12, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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South Santa Fe Sewer Improvement Project

Closed

20260812003State & Local

Submission Closed09/17/2026, 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: 237110

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Biola CSD - Wastewater Treatment Plant Improvements (C-06-8155-210), Kerman, CA

Solicitation # biola-csd-wastewater-treatment-plant-improvements-c-06-8155-210-kerman-ca

GSE Construction Co., Inc. is seeking quotes from qualified subcontractors and suppliers for the Biola Community Services District Wastewater Treatment Plant Improvements Redesign Project located in Kerman, California. This comprehensive infrastructure project involves the demolition of existing facilities and the draining of multiple lagoons and ponds. Key construction elements include a new headworks facility with mechanical screening, a new influent eccentric manhole, a concrete flow meter vault, and the replacement of influent pumps and surface aerators. Additionally, the scope covers the installation of a sludge dewatering pipeline and ponds, a reinforced concrete pad for an emergency generator, and a new CMU operations and electrical building equipped with HVAC, plumbing, and testing infrastructure. The project also requires the implementation of a facility-wide PLC/SCADA monitoring system and various civil improvements such as asphalt resurfacing, grading, and piping. This solicitation is open to small businesses and certified disadvantaged, minority, and women-owned business enterprises across a wide range of NAICS codes related to heavy and civil engineering construction. Interested parties must submit their responses by October 21, 2026. Primary coordination for this opportunity is handled by Christina Pauls at GSE Construction Co., Inc.

GSE Construction Co., Inc.

POSTED

DEADLINE

IEUA RMPU Basin Improvements Project Montclair Basin Improvements

Solicitation # ieua-rmpu-basin-improvements-project-montclair-basin-improvements

The IEUA RMPU Basin Improvements Project involves construction improvements at Montclair Basin 2 and 3 in Chino, California. The primary objective is to divert available storm flows from the San Antonio Creek Channel into existing basins to facilitate groundwater recharge. The scope of work encompasses all necessary materials, labor, tools, equipment, and transportation required to furnish, install, commission, and deliver a fully functional project. Key infrastructure deliverables include concrete structures, concrete pipe, pipes, fittings, and welding. Norstar Plumbing and Engineering, Inc. is seeking certified and qualified DBE, MBE, SBE, and WBE subcontractors and suppliers to support various specialty trades, including trucking, electrical, and concrete work. The solicitation is categorized under NAICS code 237110. Interested parties must submit their bids by October 29, 2026, at 2:00 PM. Detailed plans and specifications are available through the Inland Empire Utilities Agency bidding website.

Norstar Plumbing and Engineering, Inc

POSTED

DEADLINE

Morgans Branch Force Main and Pump Station Improvements

Solicitation # SRP-W-134-0290

The Morgans Branch Force Main and Pump Station Improvements project, solicitation number SRP-W-134-0290, involves the construction of 16,435 linear feet of new 20-inch ductile iron force main and extensive upgrades to the existing Morgans Branch Pumping Station in North Carolina. The scope of work includes the installation of a new wet well, valve vault, and associated appurtenances, as well as the demolition of existing pumps and piping. Additional deliverables include the installation of mechanical and electrical systems such as pumps, a generator, and odor control equipment, along with new gravity sewers, manholes, stormwater facilities, and site grading. The project has an estimated value of 16,690,000 dollars. The contract will be awarded to the responsible bidder submitting the lowest responsive bid, with a strong emphasis on qualifications, financial ability, and MWBE compliance. Bidders must provide a signed bid form, bid bond, and evidence of authority to do business in the state. The agreement is based on a stipulated price and follows EJCDC standard general and supplementary conditions. Performance and payment bonds, as well as proof of insurance, are required upon contract execution. Payment is processed monthly via applications for payment submitted to the engineer, with payments becoming due 30 days after presentation to the owner. Work must adhere to strict technical standards, including AWWA Specification C-600 for pipelines and NEMA standards for electric motors.

Don Moorhead Construction, Inc.

POSTED

DEADLINE

Recharge Master Plan Update (RMPU) Basin Improvements Project Montclair Basin Improvements

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

The Recharge Master Plan Update Basin Improvements Project focuses on infrastructure enhancements for the Montclair Basin in San Bernardino County, California. Commissioned by the Inland Empire Utilities Agency and managed through Big Ben Engineering, this solicitation is identified by contract number IFB-JV-26-015 and falls under NAICS code 237110 for heavy and civil engineering construction. This opportunity is specifically set aside for small businesses. Interested parties must submit their responses by the deadline of October 29, 2026. Primary coordination for the project is handled by Sep Sharifi, who serves as the main point of contact for inquiries regarding the bidding process and project specifications.

POSTED

DEADLINE

Village of Roanoke, IL Sanitary Sewer Lining Improvements

Solicitation # village-roanoke-il-sanitary-sewer-lining-improvements

SAK Construction, LLC is seeking quotes from Minority Business Enterprises (MBE) and Women Business Enterprises (WBE) for the Village of Roanoke, IL Sanitary Sewer Lining Improvements project. This solicitation, categorized under NAICS code 237110, focuses on critical infrastructure upgrades within the state of Illinois. The scope of work includes several key subcontracting opportunities, specifically sewer cleaning and CCTV inspection, traffic control, and bypass pumping. Interested parties must complete all negotiations by October 21, 2026, as the final bid deadline is October 22, 2026, at 12:00 PM local time. Detailed plans, specifications, and contract documents are available through HMG Engineers, Inc. or the SAK Estimating Department. Primary coordination and inquiries should be directed to Matt Hirtz or the SAK Estimating Department via email at bidcippc@sakcon.com.

SAK Construction, LLC

POSTED

DEADLINE

Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A, Contract K-27-2470-DBB-3-C

Solicitation # K-27-2470-DBB-3-C

Flatiron Dragados Constructors, Inc. is soliciting bids for the Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A, Project No. K-27-2470-DBB-3-C, for the City of San Diego. This CASRF and EPA funded project is located in California and seeks quotes from subcontractors and suppliers for various scopes of work, including pipe supply, electrical, paving, and aggregate supply. The solicitation is set aside for SBA certified Women-Owned Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their quotes via email or fax by October 28, 2026, at 2:00 PM, and all bids must remain valid for 120 days. Requirements for subcontractors include maintaining a valid California contractor license and registration with the California Department of Industrial Relations per Public Contract Code Section I725.5. The project is subject to a Project Labor Agreement, and Flatiron Dragados reserves the right to require payment and performance bonds equal to 100 percent of the contract value, with bond premium reimbursements available up to 3 percent.

Flatiron Dragados Constructors, Inc.

POSTED

DEADLINE

SAWS, TX – Central Sewershed Package 10 (Terrell Hills)

Solicitation # CO-00920

SAK Construction, LLC is soliciting quotes for the San Antonio Water System Central Sewershed Package 10 (Terrell Hills) project, identified as Job No. 20-4505 and Solicitation No. CO-00920. This opportunity is specifically set aside for local Small, Minority, and Woman Businesses (SMWB) to provide various subcontracting services in Texas. The scope of work focuses on sewer infrastructure improvements and maintenance, including sewer pipe cleaning, CCTV inspection with a visible inclinometer, and obstruction removal via remote devices. Additional required services encompass open-cut sewer construction for manhole installation and adjustment, sewer pipe point repairs, and the repair or reconnection of sewer laterals. The project also includes manhole and sewer structure rehabilitation and coating, bypass pumping, traffic control, fencing, SWPPP preparation, and general surface restoration such as sodding and asphalt or concrete repair. All negotiations must be finalized by October 19, 2026, as the project bids on October 21, 2026, at 2:00 PM local time.

SAK Construction, LLC

POSTED

DEADLINE

Stadium Road Water Line Extension in Florence, SC

Solicitation # stadium-road-water-line-extension-florence-sc

Columbus Utilities, Inc. is soliciting bids for the Stadium Road Water Line Extension project located in Florence, South Carolina. This solicitation is specifically seeking certified Disadvantaged Business Enterprise, Minority Business Enterprise, and Women Business Enterprise subcontractors and suppliers. The scope of work includes various opportunities such as asphalt work, surveying, and general supply and vending services. The project is categorized under NAICS code 237110 and is set aside for small businesses, including SBA certified Women-Owned Small Businesses, HUBZone Small Businesses, and SAM.gov designated Small Disadvantaged Businesses. Interested parties must submit their proposals by the deadline of October 22, 2026, at 2:00 PM. Submissions are accepted via phone, fax, or email, with Tony Strickland serving as the primary point of contact.

Columbus Utilities, Inc.

POSTED

DEADLINE

Directional Drilling Services for B2805 Guard Post

Solicitation # directional-drilling-services-b2805-guard-post

Patuxent River Utility Services, LLC is soliciting bids for directional drilling services to support the installation of water and wastewater services for a new Guard Post facility at Building 2805, located at 48202 Bronson Road in Patuxent River, Maryland. This project falls under NAICS code 237110 and is specifically set aside for small businesses, including designated small disadvantaged, women-owned, HUBZone, and veteran-owned small businesses. The solicitation was posted on October 10, 2026, with a response deadline of October 16, 2026. Interested parties should coordinate with the primary point of contact, Tomeika McClean, to submit their proposals for this infrastructure project.

Patuxent River Utility Services, LLC

POSTED

DEADLINE

AMERICAN BOTTOMS RWTP – SLUDGE HANDLING FACILITY

Solicitation # american-bottoms-rwtp-sludge-handling-facility

River City Construction, LLC is seeking qualified subcontractors for the American Bottoms RWTP Sludge Handling Facility project located in Illinois. The scope of work encompasses a variety of construction and installation activities, including plumbing, HVAC, and electrical systems, as well as the installation of specialized water and wastewater equipment, material processing and handling equipment, and process gas and liquid handling purification and storage systems. This opportunity is specifically open to Small Business Enterprises, Disadvantaged Business Enterprises, Minority Business Enterprises, Women's Business Enterprises, Service Disabled Veteran Owned, and Veteran Owned businesses. The bid opening is scheduled for November 5, 2026, at 2:00 PM. Awards will be based on the lowest responsive bid received, and all bidders must submit their relevant socioeconomic certifications along with their proposals. Interested parties must first email their company and contact information to bid@rccllc.com to receive an invitation to the SmartBidNet system for project access. For further inquiries, JR Peterson is the primary point of contact and should be contacted via certified letter.

River City Construction, LLC

POSTED

DEADLINE

Biola Community Services District - Waste Water Treatment Plant Improvements Project (Redesign)

Solicitation # biola-community-services-district-waste-water-treatment-plant-improvements-project-redesign

The Biola Community Services District is seeking proposals for the Waste Water Treatment Plant Improvements Project Redesign located in Biola, Fresno, California. This solicitation is managed by W.M. Lyles Co. and falls under NAICS code 237110. The project is specifically set aside for small businesses, including Disadvantaged Business Enterprises, Disabled Veteran Business Enterprises, Minority Business Enterprises, and Women Business Enterprises. Interested parties must submit their responses by the deadline of October 21, 2026. The primary point of contact for this opportunity is Scott Fults, who can be reached via email at cdobids@wmlylesco.com or by phone at 661-679-1164.

POSTED

DEADLINE

Alvarado Trunk Sewer PH IV and Water Main Relocations Bid Package A

Solicitation # alvarado-trunk-sewer-ph-iv-water-main-relocations-bid-package

The Alvarado Trunk Sewer PH IV and Water Main Relocations Bid Package A is a solicitation for infrastructure work located in San Diego, California. Managed by the City of San Diego under contract number K-27-2470-DBB-3-C, the project focuses on sewer and water main relocations. KTA Construction Inc. is listed as the agency contact, with Brin Ragsdale serving as the primary point of contact for interested parties. 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 project falls under NAICS code 237110 for heavy and civil engineering construction. The solicitation was posted on October 10, 2026, and requires responses to be submitted by the deadline of October 28, 2026.

KTA Construction Inc.

POSTED

about 7 hours ago

DEADLINE

in 17 days

AI Contract Overview

The South Santa Fe Sewer Improvement Project (CIP No. 8382) is a construction solicitation by the City of Vista, California, aimed at resolving capacity deficiencies in the sanitary sewer system. The project involves installing approximately 880 linear feet of new 10-inch sewer pipeline, manholes, and related appurtenances along South Santa Fe Drive between Postal Way and Monte Vista Drive. The primary objective is to divert roughly 50 percent of the flow from an undersized 8-inch VCP main into a northern main with sufficient capacity. The work must be completed within 90 working days from the Notice to Proceed, with an engineer's opinion of probable construction cost for base bid items estimated at 780,000 dollars. The contract is governed by the 2024 Standard Specifications for Public Works Construction (Greenbook) and the San Diego Regional Supplement. Key technical requirements include a minimum pipe velocity of 2.0 fps and strict adherence to ADA standards for curb ramps. Bidders must submit electronic proposals via the OpenGov Procurement system by September 17, 2026, and provide physical bid security by mail. Award is expected to be based on the lowest responsive and responsible bidder. The selected contractor must comply with California prevailing wage laws, provide performance and payment bonds, and adhere to CAL/OSHA shoring and trench safety requirements. Progress payments are issued within 30 calendar days of receipt of a complete and undisputed payment request.