This Subcontract opportunity from New Hampshire was posted on September 4, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Steam Trap and Valve Maintenance

Closed

State & Local

Submission Closed09/21/2025, 08:00:00 PM EDT

Contract Overview

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

Active Opportunities Like This One

NAICS: 811310

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Federal

Hydraulic Pumping Unit (HPU) Maintenance and Parts SupplyThis subcontract, issued by the Department of Defense under the W7MX Uspfo Activity Caang 129 agency, focuses on the maintenance and parts supply for Hydraulic Pumping Units associated with Delta Scientific DSC501 barriers at Moffett Federal Airfield. The selected provider will be responsible for supplying specialized hydraulic fluids, seals, and components, while performing critical technical services including preventative maintenance, leak detection, and troubleshooting. To ensure operational readiness, the contractor must deliver fully functional HPUs and detailed maintenance logs. The opportunity is designated as a total Small Business Set Aside under NAICS code 811310. Due to the technical nature of the work, the contractor is required to hold certification in high-pressure hydraulic systems. Interested parties must submit their responses by November 17, 2026, for performance at the facility located in zip code 94035.

W7MX Uspfo Activity Caang 129

POSTED

DEADLINE

Specialized Maintenance and Inspection of Delta Scientific DSC501 BarriersThis small business set-aside subcontract involves providing specialized maintenance and inspection services for Delta Scientific DSC501 wedge barriers and hydraulic pumping units at Moffett Federal Airfield. The scope of work includes performing monthly, quarterly, and annual preventative maintenance, as well as mandatory annual inspections conducted in accordance with UFC 4-022-01 standards. The selected contractor will support prime contractors on Air Force facility projects and is required to deliver detailed quarterly service reports and inspection checklists. To ensure technical compliance, the contract requires technicians with a minimum of three years of experience specifically in military safety barrier control systems. This opportunity is managed under the Department of Defense through the W7MX Uspfo Activity Caang 129, with a response deadline of November 17, 2026. The work is categorized under NAICS code 811310 and will be performed in the 94035 zip code area.

W7MX Uspfo Activity Caang 129

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Halon Fire Extinguisher Inspection and CertificationThis small business set-aside subcontract involves providing specialized inspection and maintenance for 33 Amerex model 600k, 150lb Halon Fire Extinguishers supporting Florida Air National Guard projects. The selected contractor will perform technical inspections to ensure operational readiness and strict compliance with halon emissions reduction requirements, ultimately delivering certified inspection reports and fully operational equipment. The project is managed under the Department of Defense for the W7M2 Uspfo Activity Flang 125, with performance located in zip code 32218. A critical requirement for this contract is that personnel must hold an EPA Section 608 Technician Certification in accordance with 40 CFR Part 82, Subpart F. The response deadline for this opportunity is July 13, 2027.

W7M2 Uspfo Activity Flang 125

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DEADLINE

129 CEF - AVB Maintenance Services

Solicitation # PANNGB-27-P-0000042953

The 129th Rescue Wing at Moffett ANGB, California, is conducting market research via a Sources Sought notice to identify potential providers for the maintenance and inspection of two Delta Scientific DSC501 wedge barriers and one hydraulic pumping unit. The required services include monthly, quarterly, and annual preventative maintenance and a mandatory annual inspection to ensure the systems effectively stop threat vehicles while protecting drivers. The scope of work encompasses a wide range of technical tasks, including utility and site verification, excavation, earthwork, the construction of a concrete display pad, aircraft support and anchoring features, static grounding, lightning protection, solar-powered perimeter lighting, and stormwater drainage improvements. This requirement is categorized under NAICS code 811310 for Commercial and Industrial Machinery and Equipment Repair and Maintenance, with a small business size standard of 12.5 million dollars. The government is seeking responses from interested prime contractors, specifically small businesses, to determine if there is adequate competition to justify a set-aside. Interested vendors must submit a written notice of intent not exceeding five pages, including a list of similar projects from the past five years, an outline of resources and key personnel, and proof of socioeconomic status. Technical personnel must possess at least three years of experience in maintaining military safety barrier control systems, and the lead technician must have documented experience in troubleshooting and repairing traffic control systems. All work will be performed at the 129 RQW parking apron at Moffett Federal Airfield and the contractor's place of business, with invoicing handled through the Wide Area Workflow system.

W7MX Uspfo Activity Caang 129

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DEADLINE

Halon Bottle Inspection

Solicitation # W50S6Y27RA002

The 125 Fighter Wing of the Florida Air National Guard in Jacksonville, Florida, is conducting market research through a Sources Sought notice to identify responsible sources for the 12-year hydrostatic testing, recharge, or repair of 33 Amerex model 600k, 150lb Halon fire extinguishers. This action is intended to determine the availability of capable contractors and assist in establishing the appropriate Small Business Set-Aside category. The proposed North American Industry Classification System code is 811310, Commercial and Industrial Machinery and Equipment Repair and Maintenance, which carries a size standard of 12.5 million dollars. To be considered, contractors must provide documentation proving they are EPA approved Section 608 technician certified under 40 CFR Part 82, Subpart F, and comply with Subpart H requirements for halon emissions reduction. Interested parties must be registered in the System for Award Management and submit an electronic response including a completed cover sheet, business identification details, small business category, and up to two examples of similar past performance. This notice is for informational purposes only and does not constitute a request for proposal or a commitment by the government to award a contract.

W7M2 Uspfo Activity Flang 125

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DEADLINE

Fire Extinguisher Recharging and RefillingThis subcontract involves the provision of specialized labor and equipment to recharge and refill fire extinguishers for prime contractors working on UNHCR facility projects in Chad. The scope of work includes restoring pressure levels to operational standards and refilling units according to manufacturer specifications for CO2 (2kg-10kg), ABC Powder (1kg-100kg), and Water + Additive (6L-9L) extinguishers. The selected provider must utilize adapted recharging systems capable of handling various extinguishing agents to ensure all units are delivered fully pressurized and functional. This operational support is categorized under NAICS code 811310 and is specifically designated for performance within Chad to maintain safety standards across UNHCR facilities.

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MAINTENANCE DES EXTINCTEURS (VERIFICATION ET RECHARGE) DE TOUS LES BUREAUX POUR LE COMPTE DU HCR AU TCHAD Yaneko Foka Passiri BERAL - [email hidden], Téléphone: +235 66201764

Solicitation # HCR/NDJ/ITB/006/2026

UNHCR is soliciting bids for a framework agreement to provide preventive and corrective maintenance for fire extinguishers across all its offices in Chad. The contract covers a firm period of 24 months with an optional 12-month extension. The scope of work includes annual regulatory verifications, recharging, and repairs for a wide variety of extinguisher types, including CO2, ABC, and water-additive units. All maintenance must be performed on-site, and the provider is required to use a workshop equipped with pressure control and recharging systems. Key deliverables include the application of visible tracking labels on each unit and the submission of electronic reports within five business days of intervention. The contract will be awarded to a single provider based on the lowest evaluated total cost among technically compliant offers. Technical compliance is determined by a Pass/Fail evaluation requiring valid accreditation, at least two relevant references, qualified personnel, and a detailed methodology for the eleven locations. The provider must commit to a maximum 72-hour response time for urgent corrective interventions. Payments will be processed in FCFA via bank transfer within 30 days of receipt of a payment request, following UNHCR's confirmation of the completed works. All spare parts used must strictly adhere to manufacturer specifications and fire safety standards.

POSTED

DEADLINE

Mitsubishi UPS System Preventative Maintenance and Technical SupportThis subcontract focuses on providing specialized preventative maintenance and technical support for Mitsubishi 2033C Series UPS units at California Office of Emergency Services facility projects in Sacramento. The scope of work includes executing quarterly, semi-annual, and annual maintenance schedules, performing full load bank testing, and providing 24/7 emergency repair services. Contractors are required to deliver detailed maintenance checklists and comprehensive annual service reports to ensure system reliability. To qualify, providers must hold a California C-10 Electrical License and possess factory-specific training on Mitsubishi systems. Strict adherence to NFPA 70E and Cal-OSHA safety standards is mandatory. The solicitation was posted on November 6, 2026, with a response deadline of November 23, 2026, falling under NAICS code 811310.

Office of Emergency Services

POSTED

DEADLINE

Boiler Preventative Maintenance and CalibrationThis subcontract for Boiler Preventative Maintenance and Calibration supports prime contractors on projects for the California Department of Corrections & Rehabilitation in San Diego. The scope of work involves performing monthly system maintenance, conducting NIST-traceable calibrations, and executing conductivity tests. The contractor is responsible for maintaining detailed instrument logbooks, applying calibration stickers, and ensuring emergency repairs are completed within an eight-hour window. The agreement spans a 36-month period and requires the delivery of monthly maintenance reports and documented system uptime. Classified under NAICS code 811310, the contract ensures critical facility systems remain operational and compliant with regulatory standards through consistent preventative care and precise instrumentation calibration.

California Department of Corrections & Rehabilitation

POSTED

DEADLINE

City of Calgary - Notice of Intent - Notice of Intent - 26-088 for Service, Repairs and Maintenance of the Solar Cogen Turbine at Bonnybrook Wastewater Treatment Plant

Solicitation # AB-2026-07435

The City of Calgary intends to enter into a long-term agreement with Solar Turbines Canada Ltd. to ensure the continued reliability of the Solar Centaur 50–6201 GS combustion turbine located at the Bonnybrook Wastewater Treatment facility. This critical piece of equipment utilizes biogas from anaerobic digesters to generate power necessary for ongoing wastewater treatment operations. The proposed contract covers the supply of maintenance, servicing, and planned overhauls for the gas turbine generator set and its associated equipment over a period of nine years. This procurement is managed by the City of Calgary and is designated under solicitation number AB-2026-07435, with performance taking place in Calgary, Alberta.

POSTED

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Notice of Intent - 26-088 for Service, Repairs and Maintenance of the Solar Cogen Turbine at Bonnybrook Wastewater Treatment Plant

Solicitation # Doc2468272544

The City of Calgary intends to contract Solar Turbines Canada Ltd. to provide comprehensive maintenance, servicing, and planned overhauls for the Solar Centaur 50–6201 GS combustion turbine located at the Bonnybrook Wastewater Treatment facility. This turbine is critical to plant operations as it utilizes biogas from anaerobic digesters to generate necessary power for ongoing wastewater treatment. The proposed agreement is intended to cover the supply of these essential services and repairs for a duration of nine years. This long-term arrangement aims to ensure the continued reliability and operational efficiency of the gas turbine generator set and its associated equipment within the city's power generation system.

POSTED

DEADLINE

Annual Generator Load Bank TestingThis subcontract for the State Controller of California involves providing annual load bank testing for prime contractors working on facility projects. The scope of work requires the operation of a Cummins 1000DQFAD generator, running it through its full resistance and reactance load range for at least two hours. The contractor is responsible for verifying timing delays and conducting system scans using industrial load bank equipment. The final deliverable is a comprehensive load bank test report that confirms the generator's performance across its entire load range. This opportunity is categorized under NAICS code 811310, with a response deadline set for December 8, 2026.

State Controller

POSTED

1 day ago

DEADLINE

in about 1 month

AI Contract Overview

The New Hampshire Department of Administrative Services is seeking a subcontractor for the Steam Trap and Valve Maintenance project. This contract focuses on the routine inspection, repair, and replacement of critical components within the state's steam distribution network, specifically targeting steam traps, control valves, and isolation valves. The solicitation was posted on September 4, 2025, with a response deadline of September 22, 2025. Classified under NAICS code 811310, this opportunity is managed by the state of New Hampshire and requires specialized maintenance services to ensure the efficiency and reliability of the steam infrastructure.