Shield wires - strung above many power lines - help protect the lines from lightning strikes, and potential surges that could travel into customer homes.
Requirements Transmission System, PDF
Optical Ground Wire For Communication Between Power Substations
Residential Underground Dip Checklist
Distribution Lines & Trees
Loreno J. on LinkedIn: Overhead vs. underground power lines - OPPD
How does shielded cable work?
Overview of the Shielded Cable Process
Keeping It Close: A Composite Solution Redefines Compact Design
Shielded Cable Assembly: All You Need To Know
Distribution Lines & Trees
Electricity 101
Installing overhead conductor
Residential Service - Overhead