Overhead T&D

Pole Line Hardware

A New Age for Toughened Glass Insulators - With Clarity Comes Safety

INTRODUCTIONIn 2005 an article about toughened glass insulators (TGI) titled “Return to Clarity” was published. Fifteen years later, this sequel article by a team including the two original authors, picks up where the former concluded with optimism about the future of TGI technology...

Wire and Cable

The Evolution / Revolution of Overhead Conductors… and why it matters

Brief Background: In the early 1900's Aluminum Conductor Steel Reinforced (ACSR) conductor was developed to replace copper wires, due to the war effort when copper was needed for munitions. In the 1970's growing demand for electricity inspired the development of higher capacity Aluminum Conductor...

Case Study

I Need To Hire a Utility Contractor. Where Do I Start?

In June 2012, the Ontario Legislature unanimously passed Bill 8, the Ontario Underground Infrastructure Notification System Act, which, among other things, requires owners of buried infrastructure in the public right of way – including municipalities, universities, hospitals and private...

Vegetation Management

Scheduling Vegetation Maintenance Activities

How to adopt best practices to improve reliability and reduce costs BY PHILIP CHARLTON, Utility Arborist Association Electric utilities have always faced the challenge of determining the optimum frequency of maintenance operations for the control of trees and brush growing near the electric system....

Conductors & Materials

Digital Twins for Substations: Bridging the Physical and Digital Worlds

In the rapidly evolving landscape of power grid management, digital twin technology is emerging as a game-changer for substations. By creating virtual replicas of physical assets, digital twins bridge the gap between the physical and digital worlds, enabling enhanced operational efficiency and...

Outage Management & Restoration

ARCOS Callout and Scheduling Solutions

Using the ARCOS Callout and Scheduling solutions, GVEA’s supervisors, dispatchers and line workers, among others, will be able to plan, launch and track the status of automated, after-hours calls for emergency crews from their desktops, tablets and smartphones. GVEA will begin rolling out the...

Home T&D Technologies Overhead T&D

Electrical Connectors for Overhead Lines

Utility distribution systems utilize a variety of connectors to join and attach overhead conductors. These components are simple and relatively inexpensive; however, due to their critical function and the large number of components utilized in the electrical system, they deserve some consideration from the maintenance perspective.

Factors such as corrosion, improper installation, and manufacturing defects can cause in-service failure of connectors leading to safety risks to lineman crews and the public, and compromising the...

Overhead T&D Articles

Infrastructure & Technologies

T&D Buyer’s Guide Companies

Overhead T&D Videos

Overhead T&D Products

Overhead T&D Shared Media

Catalog