This Government Contract opportunity from California was posted on September 18, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Drainage Basin and Utility Modification

Closed

State & Local

Submission Closed09/22/2026, 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

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 trade contractors for the modernization of rail infrastructure. Interested parties have until September 30, 2027, to submit their responses. Further details and bidding processes are managed through the official WMATA supplier portal.

Washington Metropolitan Area Transit Authority

POSTED

DEADLINE

ALTA, RIVERVIEW, AND KINGS CANYON HIGH WELL DRILLING PHASE

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

The Alta, Riverview, and Kings Canyon High Well Drilling Phase is a solicitation issued for the Kings Canyon Unified School District under project number 1000316-001C. The project involves well drilling operations across multiple locations in California, specifically within Reedley, Parlier, Dinuba, and Fresno. This opportunity is categorized under NAICS code 237990 and is managed through Anthony J. Prieto Water Well Drilling, Inc. This solicitation is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. The posting date is set for November 3, 2026, with a response deadline of November 10, 2026. Interested parties may contact Jennah Castagna for further information regarding the submission process.

Anthony J. Prieto Water Well Drilling, 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-0

The Recharge Master Plan Update Basin Improvements Project, managed by Granite Construction Company, involves the construction of two drop inlet diversion structures within the 25-foot-wide concrete San Antonio Creek Channel in Montclair, California. The scope of work includes excavating 8 to 10 feet below the channel floor, installing steel debris grates, and fitting wall-mounted steel gates on the east sides of the structures. Additionally, the project requires the installation of 4-foot-diameter discharge pipelines leading to Montclair Basins 2 and 3, which will be covered by 3 feet of soil and terminate in concrete outlet structures designed for flow dissipation. The project also encompasses the delivery of full electrical, instrumentation, and SCADA integration to manage gate actuation. Programming for these systems is strictly limited to approved integrators, specifically Technical Systems, Inc. or E Technologies Group. This solicitation is categorized under NAICS code 237990 and includes a Disadvantaged Business Enterprise set-aside. Interested parties should coordinate with the primary point of contact, Andrew Burk, regarding the submission requirements.

Granite Construction Company

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 coordination for this solicitation is handled by Gio Marquez.

Empire Equipment Service, Inc.

POSTED

DEADLINE

Site Compliance and Improvements - Patton Landing

Solicitation # site-compliance-improvements-patton-landing

The State of California Department of General Services is seeking bids for the Site Compliance and Improvements project at Patton Landing, located in Carnelian Bay, Placer County. This solicitation, identified by Project Number 13891 and Event ID 0000040533, focuses on site compliance and infrastructure enhancements under NAICS code 237990. The opportunity is specifically set aside for SBA certified Service-Disabled Veteran Owned Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 10, 2026. Primary coordination for this project is managed through Nayvi Waite at Resource Development Company LLC.

Resource Development Company LLC

POSTED

DEADLINE

The Massachusetts Port Authority is soliciting proposals for the advance procurement, furnishing, and delivery of aviation electrical equipment for Logan International Airport in Boston, Massachusetts. The scope of work specifically requires the provision of L-868 Class IB stainless steel light bases (Size B, 12-inch diameter), as well as extensions, spacer rings, and 3/4-inch thick high-tensile machine steel flange rings with pavement dams. All equipment must comply with FAA Advisory Circulars 150/5345-53D and 150/5345-42K. Deliveries must be made to the Massport Central Stockroom no later than February 1, 2027, with a requirement for the supplier to provide at least seven calendar days of advance notice prior to shipment. Award selection is based on the best interest of the Authority, focusing on the responsiveness, capability, and responsibility of the proposer rather than solely on the lowest cost. As an Airport Improvement Program project, the contract is subject to extensive federal regulations, including Buy American preferences, Davis-Bacon wage requirements, and Civil Rights Title VI nondiscrimination assurances. Additionally, contractors must adhere to the Occupational Safety and Health Act of 1970, the Federal Fair Labor Standards Act, and specific prohibitions regarding certain telecommunications and video surveillance equipment. Proposers are required to submit unit pricing via Bid Express and provide necessary certifications regarding tax delinquency and felony convictions.

Massachusetts Port Authority - Goods & Services

POSTED

DEADLINE

Solicitation # 2026-MPW-244

The Gonyea Playfield project, solicitation number 2026-MPW-244, is a community park improvement initiative for Pierce County Parks and Recreation in Parkland, Washington. The scope of work includes the construction of an inclusive play area, a nature play area, basketball courts, a perimeter loop path, flexible lawn areas, and a comfort station. Additional requirements involve stormwater management, utility and right-of-way improvements, site furnishings, signage, and landscape enhancements. The project is estimated at 3,390,000 dollars for the base bid and 1,385,000 dollars for additive alternates, which include a picnic shelter, skate spot, roly poly, site irrigation/trees, and right-of-way work. The contract will be awarded to the responsible bidder with the lowest responsive bid. Bids were due by November 18, 2026, and must have been submitted via the OpenGov Procurement Portal with a 5 percent bid bond. The successful contractor is required to provide a 100 percent payment and performance bond. Performance timelines mandate substantial completion of all base and alternate bid work within 275 calendar days of the Notice to Proceed, with final completion and acceptance required within a total of 305 calendar days. Compliance requirements include adhering to Washington State prevailing wage laws and ensuring that at least 15 percent of labor hours are performed by apprentices. The contractor must follow strict safety and environmental protocols, including the Pierce County Hot Work Procedure, ADA requirements for walkways, and specific hazardous material handling and disposal procedures for asbestos, lead, PCBs, and mercury. Quality assurance is managed through a mandatory testing and inspection program, with the contractor providing three days' notice to the County before work is ready for inspection.

POSTED

DEADLINE

9585 - Castle Creek Channel Improvements at Warner Park

Solicitation # 9585

The City of Madison is soliciting bids for Contract 9585, Project 13863, to perform channel improvements at Castle Creek in Warner Park, Wisconsin. The scope of work involves reconstructing an existing concrete lined channel by lowering and widening it from Sherman Avenue to Warner Lagoon. Key activities include the removal of concrete, native plant restoration, storm sewer improvements, and the potential removal, salvage, and reinstallation of existing bridges. The project is supported by a Pre-Disaster Flood Resilience Grant from the Wisconsin Department of Military Affairs totaling 1,842,719.55 dollars and requires compliance with permits from the US Army Corps of Engineers and the Wisconsin Department of Natural Resources. Bidders must be pre-qualified by the Board of Public Works, specifically in category 246 for Ecological Restoration if the prime contractor does not hold that qualification. The solicitation mandates a 12 percent Small Business Enterprise goal and requires a 5 percent bid bond. Proposals must include a lump sum bid and detailed unit prices submitted electronically via Bid Express by November 5, 2026. Award criteria are based on a best value determination, and the successful contractor must adhere to strict erosion control standards and a one-year guarantee for seeded areas. Construction is required to commence within seven calendar days of a written notice to proceed.

POSTED

DEADLINE

2027 Mass Trails Grants

Solicitation # BD-27-1020-DCRCU-DC250-135070

The Department of Conservation and Recreation is offering grant funding through the 2027 MassTrails Grant Program to support the planning, design, engineering, permitting, construction, and maintenance of off-road linear corridors in Massachusetts. Eligible applicants include municipalities, non-profit organizations, state and federally recognized Native nations, and state and federal agencies. Funding is available for Recreational Trail Program projects, ranging from 5,000 to 100,000 dollars, and regional shared-use path projects, which may receive up to 500,000 dollars. Projects must be completed within a one- to two-year contract period, with start dates beginning July 1 for state-funded grants and October 1 for federally funded grants. Applications must be submitted online by February 2, 2027, and are evaluated based on connectivity, equity, accessibility, efficiency, readiness, safety, and the quality of the recreational experience. The award process involves review by the Inter-Agency MassTrails Team or the Massachusetts Recreational Trails Advisory Board, with final approval from the Secretary and the Governor. Grantees must operate on a reimbursement basis, paying 100 percent of costs before requesting funds. Compliance with the Build America, Buy America Act, the FAST Act, the 2018 Environmental Bond Bill, and various civil rights and accessibility guidelines, including the ADA and Forest Service Trail Accessibility Guidelines, is mandatory.

Department of Conservation and Recreation

POSTED

DEADLINE

This contract, issued by the Pennsylvania Department of Environmental Protection, involves an Abandoned Mine Lands Reclamation Project featuring a Passive Treatment System located at State Game Lands 332 in Blacklick and Young Townships, Indiana County. With an estimated value exceeding 5 million dollars and a performance term of 720 calendar days, the project requires a bid bond and falls under NAICS code 237990. The scope of work is divided into mine land reclamation and passive treatment system installation. Reclamation efforts include the supply and application of nearly 200,000 tons of alkaline materials, extensive grading across five separate areas totaling over 1.1 million cubic yards, stream relocation, and the seeding of 59 acres. The treatment system components consist of the construction of holding and settling ponds, aerobic wetlands, vertical flow ponds, a dewatering basin, and various drainage and flushing systems.

Pennsylvania Department of Environmental Protection

POSTED

DEADLINE

Civil Site Work and Pump Pad ConstructionThis subcontract for Civil Site Work and Pump Pad Construction involves performing essential civil site work for prime contractors on water infrastructure projects within the Texas A&M University System. The scope of work includes general site preparation, grading, and the construction of a reinforced concrete pump pad, as well as the installation of a cooling tower and the delivery of structural supports and site improvements. The project is categorized under NAICS code 237990 and was posted on November 3, 2026. Interested parties must submit their responses by the deadline of December 1, 2026. Further details regarding the solicitation can be accessed through the Texas SmartBuy portal.

Texas A&M University System

POSTED

DEADLINE

The Abandoned Mine Reclamation Project located at Beulah Road in Wilkins Township, Allegheny County, is a solicitation issued by the Pennsylvania Department of Environmental Protection. The project has an estimated value between 1,000,000 and 5,000,000 dollars with a performance term of 180 calendar days. Key scopes of work include the implementation of erosion and sediment pollution control, extensive trench excavation, the installation of perforated and solid PVC subsurface drains with coarse aggregate, the construction of a segmented retaining wall with geogrid reinforcement, and final site restoration including concrete patio replacement and seeding. Prospective bidders must provide a bid bond and attend a mandatory pre-bid conference on October 28, 2026, at 2:00 PM via Microsoft Teams, as failure to attend will result in bid rejection. The contract includes specific Small Diverse Business and Veteran Business Enterprise goals of 9 percent and 3 percent, respectively, requiring detailed documentation for compliance or waiver requests. The response deadline for this solicitation is November 12, 2026.

Pennsylvania Department of Environmental Protection

POSTED

about 12 hours ago

DEADLINE

in 9 days

AI Contract Overview

This subcontract for the Nipomo Community Services District involves the installation of storm drain infrastructure and the modification of site utilities at water tank site projects in Nipomo, California. The scope of work includes installing a drainage basin, discharge piping, and storm drain piping, as well as lowering existing utility lines to ensure a fully functional system. The project requires the contractor to be registered with the DIR and strictly comply with California prevailing wage laws. Interested parties must submit their responses by September 22, 2026, for this project categorized under NAICS code 237990.

General Info

Subcontract for storm drain and utility installation in Nipomo, California by September 22, 2026.

Agency

California → Nipomo Community Services District

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

Nipomo, CA, 93444, USA

Set-Aside

NONE

Documents

This scope was carved out of 20260917025.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Foothill Water Tank Site Grading Project

AI Contract Breakdown

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Timeline

PhaseClosed

PostedSep 18

subcontract

Response DeadlineSep 22

Deadline has passed

Submission Closed

09/22/2026, 09:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → Nipomo Community Services District

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Nipomo Community Services District

Office AddressN/A

ContactsNo contact information available

Full Description

Installs storm drain infrastructure and modifies site utilities for prime contractors on Nipomo Community Services District water tank site projects. Installs a drainage basin, discharge piping, and storm drain piping, and performs the lowering of existing utilities. Requires DIR Registration and compliance with California prevailing wage laws. Delivers a functional storm drain system and lowered utility lines.