Dust Hazard Analysis

If your company’s materials are combustible or explosive, then a Dust Hazard Analysis (DHA) must be completed. NFPA promotes 3 fundamental principles:

  1. Controlling the Fuel
  2. Controlling the Ignition Sources
  3. Limiting the Spread of a Combustion Event


DHA services

  • Site Evaluation
  • Material Testing
  • Detailed Report of Findings
  • PFD & GA Drawings
  • Equipment Lists
  • Instrumentation Lists
  • RFQ Package
  • TIC Estimate

Spec Engineering is a Gray company.

Spec is a process engineering company, focused on best-in-class solutions for customers in the food, grain, minerals, chemicals, and pharma industries. In 2019, Spec became part of the Gray family of brands. As a Gray company, we continue to offer comprehensive expertise, catered to your scope, schedule, and budget.