Transmission Lines

TriAxis performs all the following design services for transmission line projects.

  • Route Selection
  • Economic Conductor Size and Type Selection 
  • Structure Selection and Design
    • Wood structures
    • Steel Structures
    • Concrete Structures
  • Survey, Photogrammetry, LiDAR, and Geotechnical investigations are subcontracted as required to firms local to the project area or already engaged by the project owner.
  • Basic Design Calculations
    • Ruling Spans
    • Sags and Tensions
    • Clearances
    • Galloping
    • Environmental Loading
    • Insulation
    • Grounding and Lightning Performance
    • Structure geometries
    • Maximum span lengths
    • Conductor Vibration and Mitigation
    • Guy and Anchor Calculations
    • Structure Embedment Design
  • PLS-CADD Plan and Profile Design
  • Construction Assembly Drawings and Material Lists
  • Stringing Charts
  • Construction Specifications
  • Bid Documents and Bid Evaluations
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