This Government Contract opportunity from Department Of Defense was posted on April 23, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Civil Site Improvements and Utility Upgrades

Closed

Federal

Submission Closed05/28/2026, 05:00:00 AM UTC

Contract Overview

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

Active Opportunities Like This One

NAICS: 237117

Federal

Water Service Line InstallationThe contract is for the excavation, trenching, and installation of a water service line connecting the main water supply to a designated site, encompassing all necessary associated work including backfilling, compaction, pressure testing, and site restoration to meet required standards. The project is classified under NAICS code 237117 and is structured as a subcontract under a Total Small Business Set-Aside, restricted exclusively to small businesses as defined by the SBA. The work is to be performed in Mayetta, Kansas, with a ZIP code of 66509, and the contracting agency is the Indian Health Service within the Department of Health and Human Services. The solicitation was posted on July 7, 2026, and while no specific solicitation number is provided, the official opportunity can be accessed through the SAM.gov platform.

Indian Health Service

POSTED

DEADLINE

Underground Utilities Relocation/AdjustmentThe contract is a small business set-aside subcontract for the adjustment, relocation, or removal of underground utilities affected by construction activities, specifically involving PREPA and PRASA infrastructure. It falls under NAICS code 237117, which corresponds to aboveground and underground utility system construction, and is designated as a total small business set-aside under FAR 19.5, ensuring exclusive eligibility for small businesses. The work is coordinated under the Eastern Federal Lands Division of the Department of Transportation, with no specific place of performance designated in the data provided. The posting date indicates this opportunity was made available in June 2026, and while the solicitation number is not listed, interested parties can access further details through the provided SAM.gov link for submission and compliance information.

693C73 Eastern Federal Lands Division

POSTED

DEADLINE

Utility Clearance and CoordinationThis contract requires the verification of underground utilities prior to any excavation activities, with mandatory coordination and written clearance obtained from key utility providers including PG&E and AT&T. The scope centers on ensuring the safety and integrity of subsurface infrastructure by confirming the precise locations of utility lines and securing formal authorization before ground disturbance begins. All work must comply with established protocols to prevent damage to critical services and to meet regulatory and safety standards. The contract is classified as a subcontract under NAICS code 237117, associated with utility system construction, and is managed by Caltrans District 4 in the Bay Area/Oakland region. Performance is targeted at locations within the 94503 and 585 zip code areas, indicating specific project sites in the designated region. The solicitation was posted on June 24, 2026, and while no set-aside type is specified, the focus remains on accurate utility mapping and proactive coordination to eliminate risks during excavation operations.

Caltrans, District 4 - Bay Area/Oakland

POSTED

DEADLINE

Utility Relocation ServicesThe contract pertains to the identification, temporary relocation, and protection of underground utilities such as water, gas, and telecommunications lines that will be affected by the construction of a storm drain system in the 91710 zip code area. The work involves precise detection of utility locations, careful coordination to temporarily move these lines out of the construction zone, and implementing protective measures to ensure uninterrupted service and public safety throughout the project. This is a subcontract under NAICS code 237117, focused on storm and sewer line construction, with the San Bernardino County agency in California overseeing the project. The contract does not specify a solicitation number or set-aside type, and the point of contact information is not provided, but the scope centers entirely on safeguarding essential infrastructure during civil works activities.

San Bernardino County

POSTED

DEADLINE

Trenching and Underground Conduit InstallationThe contract involves excavation and trenching operations covering approximately 400 square feet of ground disturbance to install underground conduit for HCS cables and fiber jumpers. This work is part of a subcontract under the San Luis Obispo County agency, with performance specifically located in Paso Robles, California, at the zip code 93446. The project is classified under NAICS code 237117, which corresponds to other heavy and civil engineering construction, indicating specialized infrastructure work. The contract was posted on June 16, 2026, and the work must be carried out in accordance with applicable local, state, and federal standards for underground utility installation. There is no specified set-aside designation or solicitation number provided, and no point of contact is listed within the contract data. The project is accessible publicly through the California Environmental Quality Act network via the provided UI link.

San Luis Obispo County

POSTED

DEADLINE

Utility Trenching & Conduit InstallationThe contract involves excavation and installation of conduits for power and fiber lines to support new telecom equipment in Santa Maria, California, with a ZIP code of 93454. The work falls under NAICS code 237117, which classifies it as utility system construction, specifically focusing on underground infrastructure for telecommunications and electrical utilities. This is a subcontract solicitation posted on June 16, 2026, under the purview of San Luis Obispo County, California, indicating local government oversight for infrastructure development in the region. The place of performance is clearly defined as Santa Maria, and the project requires precise trenching and conduit installation to ensure reliable connectivity for emerging telecom services. While no solicitation number or point of contact is provided, the official project link directs stakeholders to the California Environmental Quality Act reporting system, suggesting environmental or regulatory compliance considerations are integral to the project’s execution. The subcontract nature implies coordination with a prime contractor or public agency, and no set-aside provisions are indicated, meaning the contract is open to all eligible bidders without preference for small, minority-owned, or other specialized businesses.

San Luis Obispo County

POSTED

DEADLINE

Water Line ReplacementThe contract involves excavating and replacing a damaged potable water supply line, which includes necessary trenching, installation of new piping, backfilling the trench, and performing pressure testing to ensure system integrity. It is classified as a subcontract opportunity and is designated as a Total Small Business Set-Aside under the Small Business Administration guidelines, specifically referencing FAR 19.5. The work falls under the NAICS code 237117, related to utility system construction. This opportunity is posted by the Department of Agriculture, specifically under the Csa Intermountain 8 Usda-fs agency, with a posting date of May 13, 2026. Although specific location details and points of contact are not provided, the contract scope clearly emphasizes maintaining potable water infrastructure to ensure safe and reliable water supply. This project prioritizes small businesses, fostering participation from entities that meet the SBA set-aside criteria.

Csa Intermountain 8 Usda-fs

POSTED

DEADLINE

Utility Potholing and Underground Utility Verification

POSTED

DEADLINE

Trenching and Underground Electrical Conduit InstallationThe contract involves excavation, trenching, and the installation of electrical conduits specifically for gate systems at the Grand Junction Field Office facility. It includes all related activities such as backfilling the trenches and restoring the site to its original condition upon completion of the conduit installation. The scope ensures that the underground electrical infrastructure is properly installed to support gate operations. This subcontract is managed by the Department of the Interior's Colorado State Office and falls under the NAICS code 237117, which covers site preparation contractors. The work is planned to take place in Grand Junction, Colorado, within the 81506 zip code area. The contract was posted on April 16, 2026, and while specific solicitation details and point of contact information are not provided, the contract is accessible through the federal procurement system.

Colorado State Office

POSTED

DEADLINE

Trenching and Underground Conduit Installation

Caltrans, District 11 - San Diego

POSTED

DEADLINE

Utility Relocation or Coordination

POSTED

DEADLINE

Utility Infrastructure Installation

City of Santee

POSTED

9 months ago

DEADLINE

N/A

AI Contract Overview

The contract entails the installation of new domestic water piping, a new water meter, and comprehensive upgrades to the sewage and vent systems to meet current standards and improve system efficiency. All work is focused on civil site improvements and utility enhancements, with the scope centered on residential water and waste infrastructure modifications. The project falls under NAICS code 237117, categorizing it as other heavy and civil engineering construction, and is structured as a subcontract under the Department of Defense, with W2SN Endist Japan listed as the contracting organization. Performance of the work is expected to occur at an unspecified location, with no city, state, or zip details provided for the place of performance. The solicitation was posted on April 23, 2026, and responses are due by May 28, 2026 at 5:00 a.m. No set-aside type or other demographic preferences are designated for this opportunity.