PRIMARY MAC - The purpose of the Horizontal Construction MAC is to provide design-bid-build and design-build construction services for a broad range of military renovation and construction projects, primarily in support of the Malmstrom AFB installation and its missile alert/launch facilities. Work performed under Horizontal Construction MAC orders may include but is not limited to the following heavy civil construction projects for the repair, alteration, and/or demolition of transportation infrastructure, utilities & energy systems (communication, electricity, natural gas, sewer, water, etc.), and site development. The initial ordering period is projected to be five (5) years with a two (2) year option year (potential total contract length of seven (7) years) and will have an estimated overall contract ceiling of $24,999,999.99. SEED PROJECT – The proposed initial task order to be awarded under the Horizontal Construction MAC is the Repair North/South Water System (Phase II) project on Malmstrom AFB, MT. This project consists of the replacement of various water mains within MAFB including valves, fittings, fire hydrants, meters, and various appurtenances. The project will include removal and restoration/replacement of the associated surface concrete driveways, sod, curb and gutter and asphalt surfacing. The period of performance is 180 calendar days after receipt of Notice to Proceed (NTP). Attached is the draft solicitation and seed project documents for the Repair North/South Water System (Phase II) project. NOTE: The Government IS NOT requesting the submission of proposals at this time and the official solicitation will be released at a later date. UPDATE: Due to potential delays of releasing the official solicitation, this notice has been re-activated to help mitigate any potential issues of interested parties accessing Malmstrom AFB, MT for a site visit which was tentatively scheduled for 23 June 2026 (see block 10 of original draft solicitation). Furthermore, the site visit is now expected to held on 09 July 2026. Interested parties are cautioned to not make travel plans for the site visit until the OFFICIAL solicitation is released. If there are any questions, please contact the POCs identified in this notice.