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Home › Public project studies › Fab D1X Mod 1

Fab D1X Mod 1

A boiler-chiller plant, process utilities and operational tie-ins: documented mechanical work for Fab D1X Mod 1 in Hillsboro, Oregon.

Independent public project study. Gulfstream does not claim a client relationship, project involvement or recruiting outcome for this project.

Hillsboro, OR · Sources reviewed October 29, 2026. This is a documented project reference, not a live construction-status report.

Documented mechanical work

Central utility buildings

The fab scope included a process utility building and a boiler-chiller plant.

Source: Hoffman Construction, project source

Process gas coordination

Process gas piping distribution was tracked in the project’s model-based quantity and cost reviews.

Source: Hoffman Construction, project source

Operational utility tie-ins

Utility integration required complex, sensitive tie-ins to an operational manufacturing facility.

Source: Hoffman Construction, project source

Documented delivery challenge

Construction took place on a crowded, operational manufacturing campus; sensitive tie-ins and evolving process-gas piping quantities required coordination.

Source: Hoffman Construction, project source

Source-reported result

The project source reports: The case study explicitly states that the fab was completed in 14 months. This is the source’s account, not an independently verified Gulfstream result.

Source: Hoffman Construction, project source

What the sources do not establish

  • The cited source keeps the manufacturer confidential; do not identify an owner from inference.
  • Cleanroom area does not establish HVAC configuration or cleanliness class.
  • No specific process gases, UPW scope, piping materials, chiller capacities or operating performance are documented.
  • Completion in 14 months does not establish an ahead-of-schedule or budget result.

Project sources

  • Hoffman Construction, project source

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