TRANSMISSION & DISTRIBUTION
INFRASTRUCTURE ENGINEERING & DESIGN

The Zicali Engineering and Design team is endowed with over 25 years of Utility Infrastructure experience. We achieve the highest standards of efficient project execution while managing dynamic complexity and schedule requirements. Our balance of seasoned professionals and young engineers fosters an environment for collaboration, enrichment, and shared success.

Key Projects

Wildfire / Storm Hardening

  • Rebuilding key feeder circuits – Line Design
  • Reconductor, utilizing both bare and covered conductor
  • Installation of smart technology equipment, including SCADA
  • Structural analysis utilizing PLS-CADD
  • Material ordering
  • Foundation analysis
  • Volt drop and flicker

Distribution Grid Upgrades

  • Working with utility distribution engineering to plan and execute key grid upgrade projects
  • New circuit gateways
  • Reconductor to meet new ampacity requirements and load demand
  • Wire safety enhancements
  • Battery storage interconnections

Strategic Undergrounding, 12kV

  • Large undergounding project taking overhead distribution feeder circuits in the high fire threat districts and undergrounding most, if not all, of the circuits
  • Manage requirements of numerous agencies as well as homeowners

Pole Loading Compliance Program

  • Large volume pole loading program that covers numerous work types
  • Manage and facilitate the execution of pole loading calculations to adhere to PUC requirements for a proper audit of pole and system health

Transmission Vegetation Management

  • Model 155kV to 230kV transmission lines
  • Utilize PLS-CADD Batch Thermal Calculator to obtain accurate wire tensions
  • Perform blowout and fall in analysis to find key spans requiring high, medium, and low priority vegetation trimming