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SECo approaches the design of high voltage transmission lines with a creative mindset based on in-depth technical knowledge, which results in cost-effective and specialized solutions that meet our client’s needs.  

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Our team offers a full range of services for all aspects of line extensions, rebuilds, and major transmission additions.

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Service Offerings

Overhead Transmission

  • Transmission Line Ratings

  • PLS-CADD Transmission Line Design Software

  • Environmental & Planning Studies

  • Line Condition Assessment

  • Cost Estimating

  • Structural & Foundation Design

  • Material Procurement

  • Permit Assistance

  • Project Management

  • Manhole Inspections

  • GPR Services and Test Holes

  • Conceptual Design

  • Grounding Design    

  • Ampacity Calculations

  • Environmental Studies

  • Permitting Support

  • Construction Support

  • Transmission Line Reconductoring

  • Planning

  • Route Selection

  • Aerial Line Survey Services

  • Optimization

  • Material & Construction Specification

  • Contract Administration

Underground Transmission

  • Topographic Surveys

  • Geotechnical Investigations

  • Routing Study

  • Detailed Civil & Electrical Design

  • Cable Pulling Calculations

  • Electromagnetic Field (EMF) Studies

  • Material and Construction Specifications

  • Construction Drawings

TRANSMISSION ENGINEERING

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