Sources Sought Announcement / Industry Day for Sentinel Utility Corridor at Malmstrom Air Force Base, Montana

11 August 2026: The attached Sources Sought estimated magnitude has been updated to between approximately $1.4B to $2.0B. Please reference the attached Sources Sought and link to the Questionnaire (also included herein): https://forms.osi.apps.mil/r/PmqwFRQpQh This notice will be updated when the Industry Day is available for registration. Additional attachments include the Progressive Design-Build (PDB) with Other Transaction Authority (OTA) Playbook and Placemat to aid in understanding the acquistion process and procedures.

• NAICS237130
• PSCY1BG

• Playbook - Executing PDB with OTA _22-JUL-2026.pdf

  .pdf1.3 MB
  Download
• Sources Sought for Sentinel Utility Corridor at Malmstrom Air Force Base Montana 11Aug26.pdf.pdf

  .pdf165 KB
  Download
• PDB-OTA Process Overview Placemat.pdf

  .pdf332 KB
  Download

• Brandon Landis
  brandon.p.landis@usace.army.mil4029952056
• John Solomon
  john.s.solomon@usace.army.mil