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Underground Distribution


Underground Smart Grid

In recent years, the cost to bury high-voltage power lines has decreased dramatically. The American Transmission Company reports that installation costs for underground transmission lines (over 100 kilovolts) are now only 2.5 to 10 times the cost of an equivalent overhead line. Consequently, the...

Infrastructure & Technologies


IN THE DRIVER’S SEAT AND AHEAD OF THE CURVE ON EPC PROJECTS

Based just south of Denver in Castle Rock, Colorado, Great Southwestern Construction, Inc. (Great Southwestern) opened its doors as a small, family-owned business in 1977, specializing in power delivery projects throughout the desert Southwest and Rocky Mountain region. In the mid 1980’s, the...

Case Study


Disaster & Recovery


Climate Crisis Threatens Canada’s Ice Roads for Indigenous Communities

The warming climate is rapidly transforming the landscape of northern Canada, particularly for Indigenous communities who rely on ice roads for critical supplies. These roads, made from snow and ice, are the only accessible routes during winter months, connecting remote First Nations to the outside...

Conductors & Materials


Converting Power Lines to Smart Wires

Increasing the observability and control of the transmission network BY FRANK KREIKEBAUM, JERRY MELCHER, & JULIE COUILLARD, Smart Wire Grid, Inc. The North American power grid has evolved into a connected set of four major interconnections delivering low-cost and reliable energy. The U.S....

Overhead Distribution


Building a better world of smart structures on the smart grid

It is a truth universally acknowledged that billions of people around the world live in poverty. But does it have to be that way? Today’s technological progress means that tomorrow we will be able to produce more, more efficiently – lifting people above the breadline with accelerated...

Overhead T&D

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 condominium properties – to register their buried infrastructure with Ontario One Call (ON1Call).

Before an excavator breaks ground, he or she must contact ON1Call which in turn will contact the infrastructure owner to accurately locate and...

Overhead T&D Articles