Montana · Construction

Montana Construction Government Bids & RFPs

New this week
5
Agencies posting
14
Closing this week
9
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24 open Montana construction bids are on Bid Banana right now, from 14 agencies, led by Montana Department of Administration, Architecture & Engineering Division, U.S. Department Of Agriculture and Lewis and Clark County. 9 close in the next seven days.

FAQs

How many Montana construction bids close this week?

9 open Montana construction bids close in the next seven days.

Which agencies post the most Montana construction bids?

Right now: Montana Department of Administration, Architecture & Engineering Division, U.S. Department Of Agriculture and Lewis and Clark County, by number of open construction bids in Montana on Bid Banana.

Are past Montana construction bids available?

Yes. Bid Banana holds 900+ closed Montana construction solicitations; the most recent are listed on this page.

Open Montana construction bids

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Recently closed Montana construction bids

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  • State of Montana Natural Resource Damage Program·Montana

    700205 - Racetrack Wetland Restoration Project
    Closed 10/8/2026Invitation for BidConstruction

    The State of Montana Natural Resource Damage Program (NRDP) is seeking a qualified contractor to execute the Racetrack Wetland Restoration…

  • Montana Department of Transportation·Montana

    Helena Shop Boiler Replacement
    Closed 10/7/2026Invitation for BidConstruction

    The State of Montana Department of Transportation is seeking a qualified contractor to replace the existing boiler system at the Helena…

  • City and County of Butte-Silver Bow·Montana

    Dead End Water Main Materials Project
    Closed 10/7/2026Invitation for BidConstruction

    The City‑County of Butte‑Silver Bow is seeking sealed bids for the supply of all material required to replace dead‑end water mains on six…

  • City of Billings·Montana

    Liquid Calcium Chloride Deicer
    Closed 10/6/2026Invitation for BidConstruction

    The City of Billings is seeking a qualified vendor to supply liquid calcium chloride deicer for its Street and Traffic Division. The…

  • City of Billings·Montana

    Glass Beads
    Closed 10/6/2026Invitation for BidConstruction

    The City of Billings is seeking a qualified vendor to supply reflective paint glass beads for its Street and Traffic Division. The contract…

  • City of Billings·Montana

    Winter Traction Material
    Closed 10/6/2026Invitation for BidConstruction

    The City of Billings is seeking a qualified vendor to supply winter traction material (a blend of 35% 3/8” chips, 55% crushed fines, and 10%…

  • City and County of Butte-Silver Bow·Montana

    Butte-Silver Bow Library Solar Project
    Closed 10/5/2026Invitation for BidConstruction

    The City‑County of Butte‑Silver Bow is soliciting bids to design, supply, install, and commission a custom solar photovoltaic (PV) system…

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  • U.S. Department Of Agriculture·Montana

    Chicken Ranch siding replacement
    Closed 10/1/2026Request for QuotationConstruction

    The U.S. Forest Service is seeking contractors to remove and replace siding, trim, windows, and doors on the Chicken Ranch structure within…

  • U.S. Department Of Defense·Montana

    Repair Water Tanks 1511 & 1512
    Closed 9/29/2026Request for InformationConstruction

    This Sources Sought notice seeks small‑business firms capable of demolition of existing water tanks 1511 & 1512, construction of a new water…

  • Montana Department of Administration, Architecture & Engineering Division·Montana

    Music Building Renovation - Elevator
    Closed 9/29/2026Invitation for BidConstruction

    The State of Montana is seeking a contractor to renovate the elevator system in the University of Montana’s Music Building in Missoula. This…

  • Montana Department of Transportation·Montana

    Chip Seal Valley Drive Miles City Area
    Closed 9/25/2026Invitation for BidConstruction

    The Montana Department of Transportation is seeking qualified contractors to perform chip‑seal pavement preservation on the Valley Drive…

  • U.S. Department Of Defense·Montana

    Maintain Exterior Finishes
    Closed 9/23/2026Request for ProposalConstruction

    The Air Force is seeking a contractor to perform comprehensive exterior maintenance on buildings and structures at Malmstrom AFB, including…

  • Montana Department of Administration, Architecture & Engineering Division·Montana

    Bart Farm Horticulture Toilet / Shower Building
    Closed 9/22/2026Invitation for BidConstruction

    The State of Montana is seeking a contractor to design‑build a modest sanitary facilities building (toilet and shower) for the horticulture…

  • Cascade County·Montana

    Rainbow Dam Road Repair
    Closed 9/17/2026Invitation for BidConstruction

    The Cascade County Public Works Department is soliciting sealed bids for the repair of Rainbow Dam Road, including demolition of a…

  • U.S. Department Of The Interior·Montana

    Z--MISSOULA FIELD OFFICE RENOVATION
    Closed 9/16/2026Request for QuotationConstruction

    The Bureau of Land Management (BLM) Montana State Office is seeking a small‑business‑qualified contractor to perform a comprehensive…

  • City of Billings·Montana

    W.O. 26-34: Zimmerman Rock Underpinning
    Closed 9/15/2026Invitation for BidConstruction

    The City of Billings is seeking sealed bids for the design‑build construction of a rock underpinning and toppling‑mitigation system on the…

  • Montana Department of Administration, Architecture & Engineering Division·Montana

    Cowan Hall Exterior Upgrade
    Closed 9/15/2026Invitation for BidConstruction

    The State of Montana is seeking sealed‑bid contractors to perform exterior upgrades on Cowan Hall at Montana State University‑Northern…

  • Montana Department of Administration, Architecture & Engineering Division·Montana

    Cowan Hall Exterior Upgrades
    Closed 9/15/2026Invitation for BidConstruction

    The State of Montana is seeking contractors to perform exterior upgrades on Cowan Hall located at MSU Northern, Havre, MT. The work involves…

  • U.S. Department Of The Interior·Montana

    LOWER YELLOWSTONE RIVER BYPASS CANAL RIPRAP
    Closed 9/14/2026Request for QuotationConstruction

    The Bureau of Reclamation (Missouri Basin Regional Office) is seeking a small‑business vendor to supply and deliver riprap and bedding…

  • City of Kalispell·Montana

    Regenerative Air Sweeper Invitation to Bid
    Closed 9/11/2026Invitation for BidConstruction

    The City of Kalispell, Montana is seeking a qualified vendor to supply a new Regenerative Air Sweeper truck (or a base unit plus a trade‑in…

  • U.S. Department Of The Interior·Montana

    Z--Webster Dam Spillway Radial Gates Repair
    Closed 9/10/2026Invitation for BidConstruction

    The U.S. Bureau of Reclamation is seeking a contractor to refurbish the hoist systems for three radial spillway gates at Webster Dam…

  • U.S. Department Of The Interior·Montana

    Y--2026 MARCOTT COULEE PIPELINE
    Closed 9/10/2026Request for ProposalConstruction

    The BLM Montana State Office is seeking a qualified contractor to design, construct, and install a complete stock‑water delivery system…

  • Cascade County·Montana

    Excavation, Cleaning and Debris Removal
    Closed 9/10/2026Invitation for BidConstruction

    This sealed‑bid public‑works solicitation seeks a qualified contractor to excavate, clean, and remove debris from approximately 1.65 miles…

  • City of Missoula·Montana

    Park on North Scott Street Playground
    Closed 9/10/2026Request for ProposalConstruction

    The City of Missoula Parks and Recreation Department is seeking a supplier to design, provide, and install playground equipment and…

  • Montana Department of Administration, Architecture & Engineering Division·Montana

    MVM & Gravel Pit Generators
    Closed 9/10/2026Invitation for BidConstruction

    The State of Montana is procuring generator equipment for the MVM system and a gravel‑pit facility. Four Montana‑based contractors submitted…

  • U.S. Department Of Defense·Montana

    Fiber Optic Cabling Requirement Contract
    Closed 9/4/2026Request for QuotationConstruction

    The U.S. Air Force is soliciting firms to provide full‑scope fiber‑optic cabling services—including outside and inside plant installation…

  • U.S. Department Of Agriculture·Montana

    Little West Fork prefab concrete vault toilet
    Closed 9/4/2026Request for QuotationConstruction

    The USDA Forest Service is seeking a small‑business‑qualified contractor to design, fabricate, and deliver a single‑stall, ADA‑accessible…

  • U.S. Department Of Defense·Montana

    Repair HICS Gates
    Closed 9/3/2026Request for ProposalConstruction

    This solicitation seeks a qualified Small Disadvantaged Veteran‑Owned Small Business (SDVOSB) to repair and replace Hardened In‑Place CBRN…

  • U.S. Department Of The Interior·Montana

    Z--CHRISTENOT MILL STABILIZATION
    Closed 9/2/2026Request for QuotationConstruction

    The Department of Interior, Bureau of Land Management (BLM) is soliciting quotes to stabilize the historic Christenot Mill near Virginia…

  • Montana Department of Transportation·Montana

    Remove and Replace Underground Product Piping
    Closed 8/31/2026Invitation for BidConstruction

    The Montana Department of Transportation is seeking a qualified contractor to remove existing underground product piping associated with two…

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