TRANSMISSION & DISTRIBUTION
INFRASTRUCTURE ENGINEERING & DESIGN

The Zicali Engineering and Design team brings over 25 years of Utility Infrastructure experience as we collaborate in executing projects to the highest standards efficiently. Our broad knowledge base and excellent track record allow us to complete projects of ranging complexity and schedule requirements. The team is balanced by seasoned professionals and young engineers eager to learn the requirements of the industry.

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
  • Managed 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

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