This Solicitation opportunity from California was posted on October 6, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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TOS No. 111 - 2nd Street Tunnel Rehabilitation and Reconstruction Project

Closed

225563State & Local

Submission Closed12/23/2025, 12:00:00 AM UTC

Contract Overview

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

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NAICS: 237990

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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

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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.

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DEADLINE

ARWA Carrizo System Expansion: Well Drilling

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

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Hydro Resources - Mid Continent, Inc.

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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.

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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

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ADVANCE NOTICE: Rail Modernization Program

Solicitation # WMATA-0000010871

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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

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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

Sub-Drain and Sewer Infrastructure ServicesThe Sub-Drain and Sewer Infrastructure Services subcontract involves the installation and maintenance of road drainage systems and sewer lines for prime contractors on projects managed by the Southeastern Regional Services Group in Massachusetts. The scope of work includes executing sub-drain installation, structure work, and providing on-call sewer drain hydro excavation utilizing specialized trenching equipment and hydro-excavation trucks to deliver cleared sewer lines and functional sub-drains. This opportunity is categorized under NAICS code 237990 and is centered in Sharon, Massachusetts. Interested parties should note that the response deadline is November 23, 2026, with the solicitation having been posted on October 21, 2026.

SERSG01 - Southeastern Regional Services Group

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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

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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

about 14 hours ago

DEADLINE

in 9 days

AI Contract Overview

The City of Los Angeles Bureau of Engineering's Bridge Improvement Division is seeking a qualified consultant to provide comprehensive design services for the rehabilitation and reconstruction of the 2nd Street Tunnel. The scope includes reviewing existing data and reports, conducting environmental review and obtaining necessary clearances, and preparing complete 100% plans, specifications, and cost estimates. This project requires adherence to specific registration requirements, including that any added subconsultants must be registered with the City's RAMP system. This solicitation is exclusively open to firms on the Pre-Qualified On-Call Bridge/Civil Engineering and Other Design and Support Services Consultants List, ensuring that experienced and vetted consultants participate. The solicitation was posted on October 6, 2025, with a response deadline of December 23, 2025. The project is classified under NAICS code 237990 and falls under the California Los Angeles Public Works, Engineering Bureau. Interested parties can contact Jesus Bermudez for more information.

General Info

Los Angeles seeks pre-qualified consultant for 2nd Street Tunnel design, environmental review, and reconstruction.

Agency

California → Los Angeles Public Works, Engineering Bureau

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

CA, USA

Set-Aside

NONE

Documents

No documents available

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Timeline

PhaseClosed

PostedOct 6

Solicitation

Response DeadlineDec 23

Deadline has passed

Submission Closed

12/23/2025, 12:00:00 AM UTC

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Organization & Contact Information

AgencyCalifornia → Los Angeles Public Works, Engineering Bureau

Contacts1 person available

OfficeN/A

Organization / AgencyCalifornia → Los Angeles Public Works, Engineering Bureau

Office AddressN/A

Contacts

Jesus Bermudez

contact@example.gov

Full Description

The City of Los Angeles, Bureau of Engineering (BOE), Bridge Improvement Division (BID) is seeking a consultant to provide design services for the repairs of 2nd Street Tunnel, including review of existing data and reports; environmental review documents and clearances; and preparation of 100% plans, specifications, and estimates (PS&E). *Any subconsultants that have been added to the contract must be registered with RAMP. **This TOS is only applicable to the firms on the Pre-Qualified On-Call Bridge/Civil Engineering and Other Design and Support Services Consultants List.

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