Services

Substation Engineering & Design

DiGioia Gray's substation engineers and designers have extensive utility experience in planning, project management, design, construction, refurbishment and maintenance of substations ranging in voltage from 4kV to 765kV. We provide full-service substation engineering and design packages for new substations and for modifications to existing substations.

Main Substation

DiGioia Gray's substation designs meet or exceed client standards, are developed with operational experience and, when necessary, offer engineering solutions to complex substation challenges. DiGioia Gray's substation design and engineering group complements our transmission line engineering experts for total power delivery services.

Provided Services

  • Owner's Engineer
  • EPC substation design
  • Conceptual studies and designs
  • Detailed project construction packages (drawings and bill of materials)
  • Development of purchase requisitions
  • Major equipment, structure and BUS layouts and specifications
  • Physical substation layout
  • Complete relay and control engineering
  • NERC PRC compliance
  • Protection scheme designs
  • Civil and structural design
  • 3D substation modeling
  • Site development
  • Foundation design
  • SCADA system design and development of RTU configuration files
  • Development of relay settings and standards.
  • Communication system engineering
  • Grounding system analysis and design
  • Design of underground cable trench and conduit systems
  • Development of material and equipment specifications
  • Lightning protection design
  • Construction support and inspection
  • Systems modeling and studies
  • Oil containment system design
  • Construction estimates
  • Civil elements bill of materials
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