NBSFS Water Tank Maintenance

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This federal solicitation (FA283526Q0033), issued by the Department of the Air Force, AFLCMC Hanscom PZI, seeks a contractor to perform repair, cleaning, and inspection services for underground water storage tanks at Buildings 135 and 107 at New Boston Space Force Station (NBSFS) in New Hampshire. The contractor must execute these maintenance services while maintaining the station's active potable water supply distribution system. The procurement is a 100% Small Business Set-Aside under NAICS code 237110 (Water and Sewer Line and Related Structures Construction), with a size standard of $45 million. The contract type is Firm-Fixed-Price for a single line item, with a mandatory performance period of 126 calendar days from the notice to proceed. Key milestones and dates include: - Pre-registration deadline for the site visit: August 25, 2026, at 12:00 PM ET - Mandatory site visit at NBSFS: August 31, 2026, at 10:00 AM ET - Deadline for industry questions: September 4, 2026, at 11:00 AM ET - Proposal submission deadline: September 17, 2026, at 12:00 PM ET Offers must be submitted directly via email to the Contracting Officer, Kristin Morrison. Award will be determined using the Lowest Price Technically Acceptable (LPTA) source selection process. Proposals will be evaluated under two main factors: Technical (demonstrating a clear approach and capability to perform the Statement of Work requirements) and Price (assessed for reasonableness).

This Performance Work Statement (PWS) outlines a federal contract to repair, clean, and inspect underground concrete water storage tanks at New Boston Space Force Station (NBSFS) in New Hampshire. The project covers the 60,000-gallon tank at Building 107 (B107) and the three-chamber, 114,500-gallon tank at Building 135 (B135), which store potable water and fire suppression reserves. Key objectives include executing structural and concrete repairs, replacing intake screens, and replacing two broken control valves at B135. Because the tanks are permit-required confined spaces located within a High Security Restricted Area (RA-1), the contractor must provide certified escorts, submit a detailed Accident Prevention Plan with Activity Hazard Analyses, and obtain a temporary groundwater discharge permit from the New Hampshire Department of Environmental Services (NHDES). To ensure continuous water service, work must be sequenced so B135 is fully cleaned, inspected, and bacterially tested by government personnel before B107 operations are disrupted. The contractor is responsible for environmental controls, such as erosion logs and water filtration, and must manage all project waste. The total period of performance is 14 weeks, consisting of eight weeks for submittal approvals and six weeks for physical construction and closeout. Final deliverables include a comprehensive NHDES-compliant inspection report with photo documentation of all repairs.

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This federal government technical drawing outlines the mechanical layout and specifications for Phase II of the Water Storage Tanks and Pumps project at New Boston Air Station in Amherst, NH. Designed for the 23d Space Operations Squadron by the Maguire Group Inc., the document details the installation of a new fire pump system within the Fire Pump House. Key elements of the plan include two vertical turbine electric fire pumps, each rated at 1500 GPM at 130 PSI, equipped with 150 hp motors operating on a 460 V, 3-phase, 60 HZ electrical supply. All proposed work must strictly comply with NFPA 20 standards. The drawings provide precise top slab plans, detailed cross-sections (Sections A-A and B-B), and specific construction details, including core drilling procedures for walls and floor slabs using interlocking synthetic rubber link-type seals. Additionally, details are provided for extending existing 4-inch PVC vent piping through the exterior wall with water-tight sealant and installing a gooseneck with an insect screen. The drawing serves as a blueprint for bidding contractors to ensure compliance with specialized structural and utility requirements.

This final report details the cleaning, repair, and inspection of water storage tanks in Buildings 107 and 135. The operations were conducted using strict confined space and fall protection protocols, including continuous atmospheric monitoring and daily safety permits. For Building 135 (a 110,000-gallon tank split into Side A/West and Side B/East), the contractor pumped out residual water, pressure-washed the interiors to remove sediment and iron oxide staining, and inspected all structures. In Side A, deteriorating hydraulic cement was repaired using BASF MasterSeal 581, and a degraded overflow pipe strainer was replaced. Side B was found to be in good structural condition with no defects. For Building 107 (a 60,000-gallon tank), the contractor drained the water, pressure-washed the interior, and addressed wall cracking and spalling with BASF MasterSeal 581. Major rehabilitation work included removing a degraded pre-existing access ladder and installing a new, custom-cut regalvanized ladder with stainless steel hardware. Additionally, piping for a decommissioned sump pump was dismantled and extracted, and the resulting four-inch wall openings were sealed with hydraulic cement. A new screen fitting was also installed on the overflow pipe. Post-operation inspections confirmed that all tanks were restored to clean, functional conditions, and the sites were returned to facility control in accordance with AWWA standards. An appendix of pre- and post-cleaning photographs documents the completed work.

This document is a technical engineering drawing for a federal infrastructure project at New Boston Air Station in Amherst, New Hampshire, under the jurisdiction of the US Air Force Space Command. Designated as Project Number RNGF 95-1006 (Drawing Number 95-011, Sheet 3 of 7), the blueprint outlines the construction plans for a proposed water storage tank and associated pump chamber. The detailed schematics provide plan views and section cuts of the water storage facility, illustrating the layout of: - **Chamber 1 and Chamber 2:** Featuring a sump elevation of 657.97 feet and an inlet invert elevation of 671.97 feet. - **Pump Chamber and Piping:** Detail views showing dual submersible pumps suspended from custom-sized support brackets, housed within 6-inch diameter PVC sleeves, and venting to the atmosphere. - **Piping and Valves:** Outlining 3-inch and 4-inch PVC and ductile iron (D.I.) mechanical joint (MJ) lines, 3-inch gate valves with valve boxes, check valves inside pitless adapters, and 4-inch perforated PVC drain lines sloped to a surface outlet riprap. - **Structural Features:** Specifying perimeter grading to an elevation of 675.0 feet with a maximum 4:1 fill slope, thrust blocks at all tees and bends, and a gravel pad base with a peastone envelope. This drawing serves as a critical technical reference for contractors bidding on or executing federal utility and water storage system upgrades at the military installation.

This document provides questions and answers (Q&A) regarding Request for Proposals (RFP) FA283526Q0033 for the NBSFS Water Tank Maintenance contract. The project involves cleaning and maintaining potable water and fire suppression tanks, starting with Building 107 (B107) and moving to Building 135 (B135). Key project parameters include a 18-week overall period of performance, with cleaning expected to take 3 days and the entire site work requiring roughly 2 weeks. Work hours are scheduled for Monday through Friday, 7:00 AM to 3:00 PM. The contractor is responsible for draining the tanks, managing erosion control, removing lids, and performing all lock-out/tag-out (LO/TO) safety procedures. Water discharged during the process will go into a nearby field or rock bed swale. The scope also requires the contractor to replace two valves, valve stems, and associated hardware for B135's Tank Chambers A and B, while maintaining system pressure. The project is subject to the Davis-Bacon Act, and bonding is required. State permits are necessary, and bids are accepted from contractors who did not attend the initial site visit. Key procurement milestones include questions due by September 4, answers released on September 9, and final RFP submissions due on September 17.

This document is a federal Davis-Bacon Act Wage Determination (General Decision Number: NH20260021, Modification 1, dated May 18, 2026) for building construction projects in Hillsborough County, New Hampshire. It establishes the prevailing wage rates and fringe benefits required for various labor classifications, including carpenters, electricians, ironworkers, plumbers, and equipment operators, on federally funded or assisted construction contracts. The determination outlines key regulatory mandates, including Executive Order 13706, which requires covered contractors to provide up to 56 hours of paid sick leave annually, and Executive Order 13658, which sets minimum wage requirements for covered contracts. Additionally, the document explains how to interpret different wage rate identifiers (such as union, union average, survey, and state-adopted rates) and provides a detailed, three-step appeals process. Contractors or interested parties seeking to challenge a wage determination or request an additional classification must submit their requests to the Department of Labor's Wage and Hour Division, with further recourse available through the Wage and Hour Administrator and the Administrative Review Board.

The Department of the Air Force, AFLCMC/PZIB at Hanscom Air Force Base, has issued Request for Quote (RFQ) No. FA283526Q0033 for the repair, cleaning, and inspection of two underground water storage tanks at New Boston Space Force Station (NBSFS). The contractor must perform these services while maintaining the station's potable water supply distribution system, with a period of performance of 18 weeks after receipt of order (ARO). A mandatory site visit is scheduled for August 31, 2026, at 10:00 AM ET. Interested contractors must pre-register with Contracting Officer Kristin Morrison by August 25, 2026, at 12:00 PM ET, and participants must meet specific base access and identification requirements. Inquiries regarding the solicitation must be submitted by September 4, 2026, at 11:00 AM ET, and the government will post responses on SAM.gov by September 9, 2026. Final quotes must be emailed directly to the Contracting Officer at kristin.morrison.1@us.af.mil no later than September 17, 2026, at 12:00 PM ET. Submissions must not be posted to SAM.gov, and quotes must remain valid for at least 90 days.