Substations and Switchyards

TriAxis has in-house design and drafting capabilities to produce complete construction packages for our typical substation projects: 

  • One-Line Diagrams
  • Overall Project Scoping
  • Preliminary Cost Estimating
  • Site Layout
  • Fencing, Ground-Grid, Oil Containment Design
  • Sections and Elevations
  • Foundations, Steel Support Concepts, and Structural Loading
  • Equipment and Bus Design
  • Schematics, Three-Line Diagrams, Interconnect Diagrams, and Point to
  • Point Diagrams
  • SCADA Interface Design
  • Communication System Interface Design
  • Conduit Layout, and Circuit and Conduit Schedule
  • Lightning Shielding Design
  • Insulation Coordination and Strength Design
  • Equipment and Construction Specifications
  • Bid Documents for Equipment and Construction
  • Construction Cost Engineer’s Estimate
  • System Protection Design
  • On-Site Construction Management and Monitoring
  • Spill Prevention, Control, and Countermeasure (SPCC) Plans
  • Arc-Flash Calculations and Mitigation