Montana Department of Transportation

First visit? Take a few minutes to read MDT's Bid Primer and our Disclaimer.

  • Announcements
  • GENERAL

    Due to the unique design and construction of the Brady-N&S project, MDT is posting preliminary information for contractors to review in advance of the advertised plans. This information is preliminary only and is not to be used for construction.
    BRADY N & S

    Due to the large quantities of Unclassified Excavation, Unclassified Borrow, and Sequence of Operations of the South of Boulder-South reconstruction project, MDT is posting preliminary information for contractors to review in advance of the advertised plans. This information is preliminary only and is still under internal review and is not to be used for construction.

    LeProwse Construction, Inc. is suspended from doing business with the Montana Department of Transportation until further notice

    All contracts from October 10th, 2019 Bid Letting going forward, will have the Special Provision for CERTIFIED PAYROLL COMPLIANCE ELECTRONIC PAYROLL SUBMISSION. Questions may be addressed to:

    DESIGN BUILD PROJECT
    MT-81 Bridges
    CM/GC PROJECT
    BBP - Johnson Lane Interchange

    CM/GC PROGRAM DELIVERY PRESENTATION

Contractor Reference Materials

Contracting & Bidding Disclaimer

The ability to access this information online is not to be construed as an indication that a person or entity is eligible to receive bid proposals or to bid on projects for which bids are being solicited. Official bid proposal documents issued by the Department of Transportation must be used when bidding.

The availability of online information does not relieve prospective bidders of their obligation to review and become familiar with the plans, specifications, addenda, bidding requirements, site conditions, and all other relevant project and bidding requirements.

It is the contractor's responsibility to view any clarifications and/or questions and answers that are posted on the Question & Answer Forum for any project they may be submitting a bid on as a prime bidder, a subcontractor or a supplier. The information supplied in the forum is subject to change up until 5:00 PM on the day before the scheduled bid letting. The information that is posted at that time will be included in the awarded contract. Always refresh/reload your view when revisiting the forum to be sure you are accessing the most current information.