This Government Contract opportunity from Department Of The Interior was posted on April 27, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Tunnel and Underground Structure Maintenance

Closed

Federal

Submission Closed05/27/2026, 11:00:00 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

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SLED

Provide Swing Gates Station BEQ's

Solicitation # N400857415686

Solicitation N400857415686, issued by the Facilities Engineering and Acquisition Division at MCAS Cherry Point, North Carolina, involves the removal of four drop arm gates and the installation of new swing arm gates, including 20-foot single swing gates and all incidental related work. The project is located at the Station BEQs and CDC Complex and must be completed within 180 calendar days after award. To maintain normal operations, gates 1 and 3 must be operational before work begins on gates 2 and 4. The award will be based on the lowest price, and the government intends to issue a task order without discussions. Proposals are due by 1500 local time on September 16, 2026, and must be submitted via email to the specified Navy addresses. Bonding requirements vary by proposal value: no bonds for amounts up to 35,000 dollars, a payment bond for amounts between 35,000 and 150,000 dollars, and a bid, payment, and performance bond for proposals exceeding 150,000 dollars. The contract is subject to the Davis-Bacon Act and Buy American requirements. Key deliverables include a Contractor Quality Control plan and a detailed Schedule of Prices to be provided within 15 days of award. Invoicing is processed through the Wide-Area Workflow system.

Bristol Alliance of Companies

POSTED

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

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, covering civil and site work such as aggregates, trucking, asphalt paving, and curb and gutter; structural and finishing tasks including concrete reinforcing, masonry, welding, roofing, and painting; and specialized electrical and piping installations. Interested firms must contact Kiewit to receive an Invitation to Bid via the Building Connected system, with a response deadline of September 17, 2026. The project is partially funded by the Water Infrastructure Finance and Innovation Act administered by the EPA, making it subject to the American Iron and Steel provisions, Davis-Bacon Related Acts, and DBE Program requirements. Eligible bidders include DBE, SBE, MBE, WBE, SBRA, LSFA, and HUB Zone small businesses, with DBEs required to provide valid certification from recognized bodies such as the US EPA or SBA. Qualified respondents must hold a valid California Contractor’s license and provide acceptable insurance. Additionally, responsible subcontractors may be required to provide bonding for 100% of their contract value, for which Kiewit will reimburse the premiums.

Kiewit Infrastructure West Co.

POSTED

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

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

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.

POSTED

DEADLINE

SuDS Installation Contractor

Leicester City Council

POSTED

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

DEADLINE

Civil Works (Trenching & Site Restoration)

POSTED

DEADLINE

Site Preparation & Utility Infrastructure

POSTED

DEADLINE

Marine Dredging Services

Ceu PROVIDENCE(000G1)

POSTED

DEADLINE

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

1 day ago

DEADLINE

in 4 days

AI Contract Overview

The contract pertains to the maintenance and repair of tunnels and underground infrastructure as part of broader civil engineering and flood prevention initiatives. It is classified as a subcontract under the NAICS code 237990, which covers other heavy and civil engineering construction, and is administered by the Indian Education Acquisition Office within the Department of the Interior. The solicitation was posted on April 27, 2026, with a deadline for responses set for May 27, 2026, at 11:00 PM. The work involves ensuring the structural integrity and operational safety of underground systems critical to regional flood mitigation and public infrastructure resilience. Performance location details are not specified, and no set-aside provisions or point of contact information are provided in the available data. The contract opportunity is accessible via the SAM.gov platform for interested subcontractors.