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

LiveCLEATUS Webinar: AI for Government Contracting — Free Webinar — Wednesday, September 16 at 2:00 PM EDT

Register Free →

Search

Top

Back to Contracts

Earthwork and Vault Construction

Active

State & Local

Response Deadline09/29/2026, 09:00:00 PM UTC

Contract Overview

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

AI Contract Overview

Show more

This subcontract for Earthwork and Vault Construction supports water infrastructure projects for the Metropolitan Water District of Southern California in Highland, California. The scope of work involves demolition, clearing, grubbing, and excavation for concrete pads and underground vaults, as well as the installation of fabricated steel-plate K-pipe and High-Density Polyethylene pipe. The contractor must adhere to Division 2 Site Work specifications and strict invasive mussel prevention standards to deliver a fully excavated site with installed piping and vault structures. This opportunity was posted on August 13, 2026, with a response deadline of September 29, 2026, under NAICS code 237990.

General Info

Subcontract for earthwork, vault construction, and piping for California water infrastructure projects.

Agency

The Metropolitan Water District of Southern CaliforniaView Agency

NAICS

237990 - Other Heavy and Civil Engineering ConstructionView NAICS

Place of Performance

Highland, CA, 92346, USA

Set-Aside

NONE

Documents

This scope was carved out of 2049.

The full solicitation package (8 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Inland Feeder/San Bernardino Valley Municipal Water District (SBVMWD) Foothill Pump Station Intertie, Stage 1

AI Contract Breakdown

Uniform Contract Format

No contract breakdown available.

Cannot generate Contract Breakdown because no documents were found from this contract's source.

Timeline

PostedAug 13

subcontract

Response DeadlineSep 29

Submission deadline

Response Deadline

09/29/2026, 09:00:00 PM UTCin 18 days

Ready to pursue this opportunity?

Start your free trial to track this contract, build proposals with AI assistance, and manage your pipeline.

Organization & Contact Information

Show more

AgencyThe Metropolitan Water District of Southern California

ContactsNo contacts available

OfficeN/A

Organization / Agency

The Metropolitan Water District of Southern California

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Show more

Performs demolition, clearing, grubbing, and excavation for underground vaults and concrete pads for prime contractors on Metropolitan Water District of Southern California water infrastructure projects. Installs High-Density Polyethylene (HDPE) pipe and fabricated steel-plate K-pipe. Adheres to Division 2 Site Work and invasive mussel prevention standards. Delivers an excavated site with installed piping and vault structure.

Similar Contracts

Same NAICS industry code

Provide Swing Gates Station BEQ's

Solicitation # N400857415686

Solicitation N400857415686 is for the removal and replacement of four drop arm gates with new swing arm gates at the Station BEQ and CDC Complex at Marine Corps Air Station Cherry Point in Havelock, North Carolina. The project includes the installation of 20 foot single swing gates and all incidental related work, including demolition, concrete, metals, signage, earthwork, pavement markings, and sodding. To maintain normal operations, gates 1 and 3 must be operational before work begins on gates 2 and 4. All work must be completed within 180 calendar days after the award. The contract is subject to the Davis-Bacon Act and Buy American requirements, with the government evaluating proposals based on the lowest price. Proposals are due by 1500 local time on September 16, 2026. Bonding requirements vary by proposal value, with no bonds required for amounts up to 35,000 dollars, payment bonds for amounts up to 150,000 dollars, and bid, payment, and performance bonds for amounts exceeding 150,000 dollars. Invoicing is processed through Wide-Area Workflow, and the contractor is required to maintain a quality control program and utilize accredited testing laboratories for concrete and material verification.

Bristol Alliance of Companies

POSTED

about 4 hours ago

DEADLINE

Sites Reservoir Project - Dams and Roads

Solicitation # sites-reservoir-project-dams-roads

The Sites Reservoir Project - Dams and Roads is a solicitation issued by Barnard Construction Company, Inc. for work located in Maxwell, Colusa, California. This project focuses on the construction of dams and roads and is designated as a set-aside for small businesses under NAICS code 237990. The solicitation was posted on September 12, 2026, with a response deadline of September 23, 2026. Interested parties can contact the primary point of contact, Sites Reservoir, via email at sitesreservoir@barnard-inc.com or by phone at 406-586-1995 for further information.

Barnard Construction Company, Inc.

POSTED

about 4 hours ago

DEADLINE

North of River Sanitary District No. 1 WRRF Upgrades and Expansion

Solicitation # north-river-sanitary-district-no-1-wrrf-upgrades-expansion

Kiewit Infrastructure West Co. is soliciting sub-quotes for the North of River Sanitary District No. 1 WRRF Upgrades and Expansion project located in Bakersfield, California. The scope of work is extensive, encompassing civil and site work such as aggregates, trucking, asphalt paving, and piping; structural and finishing tasks including concrete reinforcing, masonry, roofing, and painting; and general electrical work. Interested firms must contact Kiewit to receive an Invitation to Bid via the Building Connected system, with a bid deadline of September 17, 2026, at 10:00 a.m. Because the project is partially financed by the Water Infrastructure Finance and Innovation Act (WIFIA) administered by the EPA, it is subject to the American Iron and Steel (AIS) Provisions, the Davis-Bacon Related Acts, and DBE Program requirements. Eligible bidders include certified DBE, MBE, WBE, SBE, SBRA, LSFA, and HUB Zone small businesses. To be considered responsive, firms must possess a valid California Contractor’s license and provide acceptable insurance. Additionally, responsible subcontractors are required to provide bonding for 100% of their contract value, though Kiewit will reimburse the associated bond premiums.

Kiewit Infrastructure West Co.

POSTED

about 4 hours ago

DEADLINE

Haleiwa Small Boat Harbor Maintenance Dredging and Revetted Mole Repair

Solicitation # W9128A26BA002

Solicitation W9128A26BA002 is a firm-fixed-price contract issued by the U.S. Army Corps of Engineers Honolulu District for maintenance dredging and revetted mole repair at the Haleiwa Small Boat Harbor in Oahu, Hawaii. The project scope includes mobilization and demobilization, the dredging and ocean disposal of approximately 4,260 cubic yards of material to an approved offshore site south of Oahu, and comprehensive revetment repairs involving clearing, grubbing, stone rework, and vegetation removal. The estimated contract value ranges between 1,000,000 and 5,000,000 dollars, with a performance period of 200 calendar days from the receipt of the Notice to Proceed. This opportunity is set aside for HUBZone Small Businesses, who are eligible for a 10 percent price evaluation preference. Bidders must submit sealed physical bids by September 30, 2026, as electronic submissions are not permitted. Key requirements include the provision of performance and payment bonds, adherence to the Davis-Bacon Act, and the appointment of key personnel, including a Project Manager, Project Superintendent, Quality Control System Manager, and Site Safety and Health Officer. The contract stipulates liquidated damages of 2,297 dollars per calendar day of delay and requires a third-party qualified surveyor for pre- and post-dredge multi-beam hydrographic surveys to verify final quantities.

Healy Tibbitts Builders, Inc.

POSTED

about 4 hours ago

DEADLINE

HOFFMAN HILL RESERVOIR EXTERIOR RECOATING AND SEISMIC UPGRADES

Solicitation # hoffman-hill-reservoir-exterior-recoating-seismic-upgrades

The City of Dupont Washington is seeking a contractor for the Hoffman Hill Reservoir Exterior Recoating and Seismic Upgrades project, identified as G&O #26217. Located in Pierce County, Washington, this solicitation focuses on critical infrastructure improvements involving exterior recoating and seismic upgrades for the reservoir. This opportunity is designated as an 8A set-aside for Small Disadvantaged Businesses and Disadvantaged Business Enterprises under NAICS code 237990. The solicitation was posted on September 12, 2026, with a response deadline of September 25, 2026. Interested parties should coordinate with the primary point of contact, Nayvi Waite at Resource Development Company LLC.

Resource Development Company LLC

POSTED

about 4 hours ago

DEADLINE

Forestry and Parks - Invitation to Bid - Waterton Reservoir Provincial Recreation Area - Camping Expansion

Solicitation # AB-2026-06242

Forestry and Parks is soliciting formal offers for the camping expansion project at the Waterton Reservoir Provincial Recreation Area in Alberta. This solicitation, identified by number AB-2026-06242, requires a prime contractor to handle the construction of the expansion as detailed in the provided tender documents. Interested bidders must submit their responses by October 16, 2026. A critical requirement for eligibility is the provision of a valid standard Certificate of Recognition, Small Employer Certificate of Recognition, a Temporary Letter of Certification, or a COR/SECOR Equivalency Letter for those bidding from outside the province. Project inquiries should be directed to the Project Manager, Aaron Faber.

Forestry and Parks

POSTED

about 16 hours ago

DEADLINE

in about 1 month

SuDS Installation Contractor

Leicester City Council

POSTED

about 18 hours ago

DEADLINE

PAN3522 - Green Bluse SuDS in Schools - Catherine School

Solicitation # PAN3522

Leicester City Council is soliciting proposals under solicitation number PAN3522 for the design and construction of sustainable urban drainage systems (SuDS) at Catherine Junior School in Leicester. The project aims to reduce surface water flood risk within the Willow Brook catchment area by implementing blue-green infrastructure, including the installation of swales, filter strips, bioretention areas, and detention basins, alongside tree planting and landscaping. Beyond flood mitigation, the initiative is designed to enhance biodiversity and provide improved outdoor learning and wellbeing opportunities for students and staff. The contract has an estimated value of 33,333.33 GBP excluding VAT and is specifically open to small and medium-sized enterprises. The period of performance is estimated to run for 11 months, from October 17, 2026, to September 16, 2027. Award decisions will be based on a weighted evaluation of 80 percent price and 20 percent quality. Interested parties must submit their electronic tenders via the ProContract portal by the deadline of September 28, 2026. Daniel Dasimaka serves as the primary point of contact for this procurement.

Leicester City Council

POSTED

about 18 hours ago

DEADLINE

Civil Works (Trenching & Site Restoration)

US Embassy Riga

POSTED

about 20 hours ago

DEADLINE

Site Preparation & Utility Infrastructure

W076 Endist Ft Worth

POSTED

about 20 hours ago

DEADLINE

Marine Dredging Services

Ceu PROVIDENCE(000G1)

POSTED

about 20 hours ago

DEADLINE

in about 1 month

Station Umpqua River Floating Dock Repair

Solicitation # 70Z03326QSEAT0015

The Department of Homeland Security, through the U.S. Coast Guard Base Seattle, is soliciting bids for a firm-fixed-price contract to repair the floating pier at Station Umpqua River in Winchester Bay, Oregon. The project involves providing all personnel, equipment, and tools to remove deteriorated wooden whalers and hardware and install three layers of 4 by 12 inch wooden whalers, through rods, roller hoops, and an egress ladder, while reinstalling ten existing cleats. The estimated period of performance is from September 21, 2026, to October 22, 2026, with a required completion date of October 14, 2026. This is a total small business set-aside under NAICS code 237990. A mandatory site visit is scheduled for August 27, 2026, at 10:00 AM, and interested offerors must submit their attendee lists by August 26, 2026. Proposals are due by September 14, 2026, at 3:00 PM PST and must be submitted via email to the contracting officer. Submissions are limited to six pages and must include a completed SF 1442, a detailed price breakdown covering mobilization, materials, and labor, and a technical proposal detailing the approach and project schedule. Evaluation will be based on technical capability, past performance, and price, with technical capability being the most significant factor. Awardees must be registered in the System for Award Management and comply with Davis-Bacon Act wage determinations for Douglas County, Oregon.

Base SEATTLE(00033)

POSTED

about 20 hours ago

DEADLINE

More opportunities from The Metropolitan Water District of Southern California

Same awarding agency

PLC and Instrumentation InstallationThis subcontract for PLC and Instrumentation Installation involves the installation and integration of Programmable Logic Controllers, level measuring, and pressure measuring systems for prime contractors working on Metropolitan Water District of Southern California water infrastructure projects. The scope of work includes installing PLCs and Termination Cabinets, as well as integrating internal logic and alarming in accordance with NEC and Division 17 specifications to deliver a fully operational instrumentation network. The project is located in Highland, California, and falls under NAICS code 238210. The solicitation was posted on August 13, 2026, with a response deadline of September 29, 2026.

Electrical Contractors and Other Wiring Installation Contractors

POSTED

DEADLINE

ASME Steel Lubricated Plug Valves SupplyThis subcontract involves the design, manufacture, and testing of ASME Pressure Class 150 or 300 steel lubricated plug valves for prime contractors working on Metropolitan Water District of Southern California water infrastructure projects. The scope of work includes spot-facing bolt holes and applying specific CS-1S interior and NE-2S exterior coatings, with all deliverables requiring compliance with ASME BPVC Section VIII and NSF 61 standards. Final deliveries must include the fabricated and coated valves along with the associated Bill of Materials and technical drawings. The project is managed under NAICS code 332911 and is located in Highland, California. Interested parties must submit their responses by the deadline of September 29, 2026.

Industrial Valve Manufacturing

POSTED

DEADLINE

Structural Steel Fabrication and InstallationThis subcontract involves the fabrication and installation of structural steel for surge tanks and vault supports on water infrastructure projects for the Metropolitan Water District of Southern California. The work must be performed in accordance with the AWS D1.1 Structural Welding Code and delivered according to Section 05120 specifications. The project is located in Highland, California, and falls under NAICS code 238120. Interested parties must submit their responses by the deadline of September 29, 2026.

Structural Steel and Precast Concrete Contractors

POSTED

DEADLINE

Fiber Optic Cable Installation and TestingThis subcontract for Fiber Optic Cable Installation and Testing involves the deployment of telecommunication infrastructure and fiber optic cabling for prime contractors working on Metropolitan Water District of Southern California projects. The scope of work includes laying fiber optic cable, performing grounding and bonding of communication systems, and executing acceptance testing in accordance with Division 17 standards to deliver a certified communication link. The project is located in Highland, California, and falls under NAICS code 238210. The solicitation was posted on August 13, 2026, with a response deadline of September 29, 2026.

Electrical Contractors and Other Wiring Installation Contractors

POSTED

DEADLINE

Inland Feeder/San Bernardino Valley Municipal Water District (SBVMWD) Foothill Pump Station Intertie, Stage 1

Solicitation # 2049

The Metropolitan Water District of Southern California is soliciting bids for the Inland Feeder/San Bernardino Valley Municipal Water District (SBVMWD) Foothill Pump Station Intertie, Stage 1 project in Highland, California. The primary objective of this infrastructure project is to enhance water delivery flexibility during drought conditions by connecting the Inland Feeder and the Foothill Pump Station. The scope of work includes furnishing and installing approximately 2,150 linear feet of 54-inch to 66-inch diameter steel pipe and 200 linear feet of 144-inch diameter steel pipe. Additional requirements include the installation of large-diameter valves, 54-inch and 145.5-inch tie-ins, four surge tanks, two valve vaults, an air compressor yard structure, and various electrical, instrumentation, and control upgrades. The estimated contract cost is between 25 and 30 million dollars. The contract will be awarded to the lowest responsible bidder who demonstrates technical experience with large diameter steel pipes or valves of at least 48 inches. Performance is subject to two critical shutdown windows: the first from February 1 to April 30, 2028, and the second from November 1 to December 13, 2028. Bidders must comply with a Project Labor Agreement, prevailing wage rates, and the Build America, Buy America Act. Required submissions include a California contractor license, performance and payment bonds equal to 100 percent of the bid, and various federal certifications. Payment will be administered exclusively through the Department of Treasury Automated Standard Application for Payments (ASAP) system.

Water and Sewer Line and Related Structures Construction

POSTED

DEADLINE

Ready to Pursue This Opportunity?

Get AI-powered intelligence on this solicitation and the ones like it

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

Join 650+ contractors already using CLEATUS